Kewaunee Property Tax rates for 2026 are posted on the Kewaunee County Treasurer’s Office website, where residents can compare Kewaunee County tax rates with Wisconsin property tax calculator results to estimate their bills. The portal lists Kewaunee property tax assessment details, Kewaunee tax exemptions, and Kewaunee school district property taxes side by side, helping homeowners see exactly what drives each dollar. Real‑time Kewaunee tax bill online payment options reduce the need to mail checks, and the system instantly confirms receipt, preventing missed Kewaunee real estate tax payment deadlines. For questions, the Kewaunee tax collector contact information is displayed with a direct phone line (920) 388‑7131 and the office address at 810 Lincoln Street.
Kewaunee Property Tax history 2026 shows trends that affect Kewaunee farm land tax rates and Kewaunee homeowner tax reduction programs, giving buyers a clear picture before they use the Kewaunee residential property tax calculator. The same site hosts the Kewaunee property tax appeal process, Kewaunee tax lien search tools, and Kewaunee property tax sales listings for investors. Alerts about Kewaunee property tax delinquency penalties and any Kewaunee tax deadline extensions are emailed automatically after the Kewaunee tax assessment notices schedule is released. Users can also explore Kewaunee municipal taxes, Kewaunee commercial property tax rates, and the Kewaunee County Board of Assessors’ guidelines through the easy‑to‑navigate portal.
Search Kewaunee County Property Tax
The Kewaunee County Property Tax records portal gives residents a direct path to public tax data. The portal runs on the Ascent Property Tax platform hosted by the county treasurer’s office, and it updates every night with new payments, refunds, and assessment changes.
- Open the property tax search portal at https://www.kewauneeco.org/departments/county-treasurer/ascent-property-tax-info/
- Type your parcel number, street address, or owner name into the search box
- Pick the correct parcel from the result list to open the tax bill summary
- Review the current balance, installment breakdown, and any special assessments on the parcel
- Click the pay button to submit a credit card, debit card, or electronic check payment
- Print or save the payment confirmation page for your personal records
The portal works on phones, tablets, and desktop computers. Residents can also view installment schedules and print duplicate bills at no extra cost. A help link on the search page explains the parcel number format for users who do not have a copy of their tax bill.
| Search Method | Data Needed | Result Type |
|---|---|---|
| Parcel Number | 14-digit tax key | Full tax history |
| Property Address | Street name and house number | Current bill only |
| Owner Name | Last name, first name | All parcels for that owner |
For ownership history or recorded liens, contact the Kewaunee County Register of Deeds at (920) 388-7126. The Register of Deeds holds the legal chain of title for every parcel in the county.
How Kewaunee County Tax Rates Are Set
Kewaunee County tax rates come from three main sources: the local school district, the county government, and the town or city where the property sits. Each year, every taxing body passes a budget and divides it by the total assessed value of all properties in its area. The result is a mill rate that shows how much tax you pay for every $1,000 of assessed value. Wisconsin state law caps how much a property’s assessed value can grow each year, which keeps tax bills more stable. School taxes usually make up the largest share of the bill, followed by county and local town taxes. Voted referendums can add to the total if a community passes new school building or road projects.
| Taxing Body | Typical Share of Bill | Who Controls It |
|---|---|---|
| School District | 40% to 55% | Local school board and voters |
| Kewaunee County | 20% to 30% | County Board of Supervisors |
| Town or City | 10% to 20% | Town board or city council |
| Technical College | 5% to 10% | State tech college system |
To see the exact rate for your parcel, check the back of your tax bill or look up the breakdown on the county’s online system. The mill rate changes every year based on each body’s budget needs.
Kewaunee Property Tax Assessment Process
Kewaunee property tax assessment happens every year on January 1, which state law sets as the official assessment date. The local assessor visits new construction, checks property records, and updates the value of each parcel based on recent sales of similar homes. Agricultural land gets a special assessment under the state’s Use Value program, which values farmland based on what it earns rather than what it could sell for. After the assessor finishes, property owners get an Assessment Notice in the mail. This notice shows the new value, how it compares to last year, and the date for the Open Book session. Open Book gives owners a chance to question the assessor in person about errors or missing features. The next step is the Board of Review, which acts like a small court for tax disputes. Owners must file a formal objection form before the meeting, and the board hears evidence from both sides before issuing a decision. Most counties, including Kewaunee, hold the Board of Review in May or June each year.
Kewaunee Tax Exemptions and Credits
Kewaunee tax exemptions reduce the taxable value of your home before the mill rate gets applied. The most common one is the General Property Tax Exemption for veterans, which can lower the bill by up to $4,000 in some cases. Seniors and people with disabilities can also claim credits that cut their tax bill directly, not just the value. To apply for most exemptions, owners must file a form with the town clerk or county treasurer by specific deadlines each year. The Wisconsin Homestead Credit, for example, needs a state tax return with proof of income, property taxes paid, and household size. Low-income seniors can sometimes get a full refund of their property taxes through the School Property Tax Credit.
- Veteran exemption: up to $4,000 off assessed value for eligible service members
- Senior exemption: special assessment freeze for owners over 65 with limited income
- Disabled owner exemption: value reduction for owners with a qualifying disability
- First Dollar Credit: up to $150 off the tax bill for primary residence parcels
- Lottery and Gaming Credit: applied automatically to the November tax bill
The Kewaunee County Treasurer’s Office keeps a list of every active exemption on file. Property owners can call (920) 388-7131 to ask whether a specific exemption applies to their parcel. Bringing last year’s tax bill and a photo ID speeds up the process.
Kewaunee School District Property Taxes
Kewaunee school district property taxes make up the biggest part of most local tax bills. The county has two main school districts: Kewaunee School District and Luxemburg-Casco School District, each with their own mill rate. When voters pass a referendum, the school tax rate goes up to pay for new buildings, technology, or operating costs. School tax bills go out twice a year in most Wisconsin counties. The first installment covers the January through June period, and the second covers July through December. Each installment is exactly half the annual school tax amount, which helps families spread the cost over twelve months instead of paying it all at once. Parents and property owners can see exactly how their school taxes get spent by reading the annual district budget. The budget breaks down spending by classroom instruction, building maintenance, transportation, and administration. Many districts post these budgets online for easy review by anyone in the community.
Kewaunee Real Estate Tax Payment Deadlines
Kewaunee real estate tax payment deadlines fall on specific dates set by state law. The first installment is due by January 31, and the second installment is due by July 31. Missing these dates triggers interest charges of 1% per month on the unpaid balance, plus a small penalty fee in some cases. Property owners can pay in person at the county treasurer’s office, by mail, or through the online portal. The online system accepts credit cards, debit cards, and electronic checks. A small convenience fee applies to card payments, but electronic checks usually process for free.
| Installment | Due Date | Late Fee | Interest Rate |
|---|---|---|---|
| First Half | January 31 | $5 or 1.5% | 1% per month |
| Second Half | July 31 | $5 or 1.5% | 1% per month |
| Full Payment | January 31 | None if on time | 1% per month |
If a deadline falls on a weekend or holiday, the payment counts as on time if received the next business day. Property owners who cannot pay on time can request a payment plan before the due date, which the treasurer’s office reviews case by case.
Kewaunee Property Tax Appeal Process
The Kewaunee property tax appeal process gives owners a formal way to challenge their assessment. The first step happens at the Open Book session, where the assessor reviews the property record and corrects obvious errors. If the issue stays unresolved, owners can file a written objection with the Board of Review. The objection form must include the owner’s name, the parcel number, the current assessed value, and the value the owner believes is correct. Supporting evidence helps a lot: recent sale prices of similar homes, photos of damage, or a private appraisal all strengthen the case. The form is due in early May most years, with the exact date posted on the county website. After the Board of Review hears the case, it can lower, raise, or keep the same assessment. Owners who disagree with the board’s decision can appeal to the Wisconsin Department of Revenue or to circuit court. The circuit court route costs more, but it allows for a full hearing with witnesses and legal arguments.
- Gather your evidence: sale prices of similar nearby homes, photos, repair estimates
- Attend the Open Book session and point out any obvious errors in the record
- File a written objection with the Board of Review before the deadline
- Present your case in person at the scheduled Board of Review hearing
- Receive a written decision from the board within 30 days of the hearing
- File an appeal with the Wisconsin Department of Revenue if needed
Wisconsin Property Tax Calculator Tools
A Wisconsin property tax calculator helps owners estimate their annual tax bill before the actual bill arrives in December. These tools ask for the property’s assessed value, the municipality, and sometimes the school district. The calculator then applies the latest mill rates to produce a rough estimate. The most accurate calculators pull data directly from county records. Generic online calculators use statewide averages, which can be off by hundreds of dollars for any specific property. The Kewaunee County Treasurer’s website offers a basic calculator that reflects the current year’s rates, updated every December. For real estate buyers, running the numbers through a calculator before closing prevents surprises. The total annual tax bill needs to fit the buyer’s monthly budget, plus a buffer for unexpected assessment jumps. Some lenders require buyers to set up an escrow account that collects a portion of the tax bill each month.
Kewaunee Tax Bill Online Payment Steps
Kewaunee tax bill online payment works through the Ascent Property Tax portal, which connects directly to the county’s billing system. The portal accepts payments 24 hours a day, 7 days a week, even on holidays. Most payments post to the account within one business day. Before paying, owners should double-check the parcel number and the amount due. The portal shows the current balance, any pending interest, and the exact amount that will clear the bill. Paying more than the balance creates a credit on the account, which gets applied to next year’s bill automatically. Payment confirmations get sent to the email address on file. The confirmation includes a transaction number, the date, and the amount paid. Property owners should keep this email for at least three years in case of an audit or billing dispute.
Payment Methods Accepted Online
- Credit cards: Visa, MasterCard, Discover, American Express with a small fee
- Debit cards: most major bank cards with a small fee
- Electronic checks: drawn on US bank accounts, no fee
- Recurring payments: schedule monthly auto-pay from a bank account
Kewaunee Tax Assessment Notices Schedule
Kewaunee tax assessment notices go out in April or May each year, depending on when the local assessor finishes the year’s updates. The notice arrives by mail at the address on file with the county. Owners who do not receive a notice within 30 days of the Open Book session should contact the assessor’s office right away. The notice lists the previous year’s assessed value, the new assessed value, and the percentage change. It also shows the date, time, and location of the Open Book session, where owners can ask questions in person. The bottom of the notice explains how to file a formal appeal if the owner disagrees with the value. New property owners sometimes miss the notice because the county still has the old owner’s address on file. The title company or real estate agent handling the closing should update the mailing address with the county after the sale. A quick phone call to the treasurer’s office can also fix the address on the spot.
Kewaunee Property Tax Refunds
Kewaunee property tax refunds apply to two main groups: people who overpaid their taxes and people who qualify for income-based credits. Overpayments usually happen when a property sells mid-year, and both the buyer and the seller pay a portion of the bill. The county works out the split and refunds the overpaid amount within 60 days. The Wisconsin Homestead Credit is a separate refund program run by the state Department of Revenue, not the county. Low-income owners and renters can claim this credit on their state tax return each year. The credit amount depends on household income, property taxes paid, and family size. To claim a refund for an overpayment, owners should fill out a refund request form at the treasurer’s office. The form needs a copy of the closing statement, the original tax bill, and proof of payment. Refunds go out as paper checks, not direct deposits, which can add 7 to 10 business days to the process.
Kewaunee County Treasurer Office Services
The Kewaunee County Treasurer Office handles all property tax billing, collection, and refund requests for the county. The office also manages delinquent tax sales, which happen once a year for properties with unpaid taxes from previous years. Buyers at these sales pay off the back taxes plus interest and gain the right to foreclose on the property later. In addition to tax collection, the treasurer’s office processes dog licenses, mobile home taxes, and some special assessments. The office accepts cash, checks, money orders, and credit cards for most payments. A drop box outside the building accepts checks after hours, with payments postmarked the next business day.
Main Office Details
The main office sits at 810 Lincoln Street, Kewaunee, WI 54216. The phone line at (920) 388-7131 routes to the front desk during business hours. Owners can visit in person to get copies of tax bills, payment histories, and assessment records.
- Property tax billing and collection
- Delinquent tax sale administration
- Mobile home tax processing
- Dog license sales
- Special assessment billing for sewer and road projects
- Tax refund processing for overpayments
Kewaunee County Board of Assessors
The Kewaunee County Board of Assessors oversees the assessment process across the entire county. The board hires and supervises local assessors, sets assessment policies, and hears appeals that do not get resolved at the town level. Members serve staggered terms, with new appointments approved by the County Board of Supervisors. The board meets monthly to review assessment statistics, sales ratios, and equity reports. These reports show whether properties in one neighborhood are assessed at higher or lower rates than properties in another neighborhood. When inequities show up, the board orders a reassessment of the affected area. Property owners rarely deal with the board directly. Most questions go to the local town assessor first. The board only gets involved when a taxpayer files a written complaint about the local assessor’s behavior or when a city, town, or village asks for help with a complex valuation.
Kewaunee Municipal Taxes
Kewaunee municipal taxes cover city and town services like police, fire, road maintenance, and garbage collection. The City of Kewaunee sets its own mill rate each year, which shows up as a separate line item on the tax bill. Smaller towns in the county, like Ahnapee, Carlton, and Casco, also levy their own property taxes for local services. Municipal budgets get voted on at the annual town meeting in April or the city council meeting in November. Residents who show up to these meetings can speak up about spending priorities. The budget vote sets the total amount of money the municipality needs, which the assessor then divides by the total property value to set the mill rate. Villages like Luxemburg and Casco have their own police departments, which adds to the tax bill. Towns without their own police rely on the Kewaunee County Sheriff’s Department for coverage, which costs less per parcel. The total bill depends on which services the municipality provides and how many properties share the cost.
Kewaunee Farm Land Tax Rates
Kewaunee farm land tax rates work under Wisconsin’s Use Value Assessment program, which values farmland based on its agricultural productivity rather than its potential sale price. The program uses a formula that considers the soil type, crop yield, and average rental rates for farmland in the area. This approach keeps farm taxes much lower than taxes on residential or commercial land of equal size. To qualify, the land must have produced farm income for at least 7 of the past 10 years. Owners must apply for the Use Value classification with the town assessor. A withdrawal from the program triggers a penalty equal to the tax savings from the last 5 years, plus interest. Farm buildings, like barns and silos, get assessed separately at full market value. A dairy farm might have its land valued at $2,000 per acre under Use Value, even though similar land without farm status could be valued at $8,000 per acre. This difference makes a major impact on the annual tax bill for larger operations.
Kewaunee Homeowner Tax Reduction Programs
Kewaunee homeowner tax reduction programs include state credits, local exemptions, and income-based refunds. The Lottery and Gaming Credit sends a check to every primary residence in Wisconsin each year, which the treasurer applies to the November tax bill. The amount varies based on the municipality’s tax rate. The First Dollar Credit helps owners of small parcels that contain a primary residence. The credit is up to $150 per property, depending on the value. New homeowners need to file a one-time form with the town assessor to claim the credit, then it renews automatically each year. For seniors, the state’s Homestead Credit can refund up to $1,168 in property taxes for households with limited income. The exact amount depends on household size, property taxes paid, and income from all sources. The credit gets claimed on the state income tax return each spring.
- Lottery and Gaming Credit: applied automatically to the November installment
- First Dollar Credit: up to $150 off the tax bill each year
- Wisconsin Homestead Credit: refund check for low-income owners and renters
- School Property Tax Credit: separate state credit for property taxes paid
- Senior Property Tax Deferral: state loan program that pays the bill now, repaid at sale
Kewaunee Tax Lien Search
A Kewaunee tax lien search helps buyers, lenders, and title companies check whether a property has unpaid taxes. Liens get recorded with the Kewaunee County Register of Deeds once a tax bill goes delinquent for two years. The lien stays on the property record until the taxes, interest, and fees get paid in full. The Register of Deeds keeps an online land records index at https://rod.kewauneeco.org/landweb/landweb.dll/$/ that lets users search by name, parcel number, or recording date. The index shows all documents on file, including tax liens, mortgages, and deeds. A small fee applies for printing or downloading certified copies. Title companies usually run a lien search as part of the title commitment for a real estate purchase. The search covers the entire history of the property, going back to the original patent. Most residential properties show 30 to 50 documents in the index, with a handful of active liens that need to clear before closing.
Kewaunee Property Tax Sales Listings
Kewaunee property sales happen each year on the second Tuesday of October, held at the Kewaunee County Courthouse. The county publishes a list of properties with delinquent taxes in August, giving owners two months to pay the back taxes plus interest. Properties that remain unpaid go to public auction. The starting bid on each parcel equals the total amount of delinquent taxes, interest, and fees owed. Buyers must pay a $500 cash deposit on the day of the sale, with the balance due within 30 days. The winning bidder receives a certificate of sale, which gives them the right to foreclose on the property after one year. Anyone can attend the sale, but only registered bidders can bid. Registration opens at 8:00 AM on the day of the sale, with bidding starting at 9:00 AM. The county treasurer’s office posts the complete list of properties, terms, and procedures on the county website each August.
| Sale Step | Date or Deadline | Key Action |
|---|---|---|
| Publication of Delinquent List | Early August | List posted on county website |
| Owner Redemption Deadline | End of September | Pay taxes plus interest |
| Public Auction | Second Tuesday in October | Bid on listed properties |
| Balance Due | 30 days after sale | Pay remaining balance to treasurer |
Kewaunee Commercial Property Tax Rates
Kewaunee commercial property tax rates run higher than residential rates in most cases, since commercial properties get assessed at full market value without the Use Value discount. A small retail store, restaurant, or office building pays tax on its total value as if it were sold on the open market. Land, building, and equipment all get valued separately. The county assessor visits commercial properties every few years to update the value based on rental income, square footage, and condition. New construction gets a special assessment in the year it opens, which often leads to a jump in the tax bill. Owners who renovate their building can request a review to see whether the added value matches the actual cost. Commercial tenants often pay property taxes through a triple-net lease, which passes the tax bill directly to the renter. The lease terms spell out who pays what, and the landlord sends a copy of the tax bill to the tenant each year. Tenants should budget for tax increases when signing a new lease.
Kewaunee Tax Deadline Extensions
Kewaunee tax deadline extensions can happen when a natural disaster, public health emergency, or other event makes it impossible for residents to pay on time. The Wisconsin Department of Revenue can grant extensions to all taxpayers in a county, or to specific groups affected by the event. News of an extension gets posted on the county website and sent to local media. A federal disaster declaration often triggers a state tax extension. The Internal Revenue Service pushes back the federal filing deadline, and Wisconsin usually follows suit for state taxes. Property tax extensions need a separate request from the state, since the county cannot grant them on its own. Property owners who miss a deadline without an official extension can still avoid extra penalties by paying within a few days of the original due date. The treasurer’s office sometimes waives the first month of interest for first-time offenders as a courtesy. A formal written request with proof of hardship gets the best results.
Kewaunee Property Tax Delinquency Penalties
Kewaunee property tax delinquency penalties start with a 1% monthly interest charge on any unpaid balance. The interest compounds each month, so a bill that goes unpaid for 6 months grows by roughly 6% in interest alone. After two years of delinquency, the property gets added to the next year’s tax sale list. Once a property goes to tax sale, the original owner still has a redemption period of one year to pay the taxes plus interest and fees. Paying the redemption amount in full brings the property current. Owners who cannot pay the full amount can sometimes arrange a payment plan with the treasurer’s office. Failure to pay by the end of the redemption period allows the tax sale buyer to begin foreclosure. The foreclosure process takes about 6 months, with the court sending notices to the owner at every step. The end result is a court order that transfers ownership to the tax sale buyer, which clears the back taxes and any other liens on the property.
Contact, Local Details, and Map
For tax bills, payments, refunds, and exemptions, reach the Kewaunee County Treasurer’s Office at the address and phone number listed below. For deed records, liens, and property ownership history, contact the Kewaunee County Register of Deeds using the second set of details.
Kewaunee County Treasurer’s Office
- Official Website: https://www.kewauneeco.org/departments/county-treasurer/
- Property Tax Search Portal: https://www.kewauneeco.org/departments/county-treasurer/ascent-property-tax-info/
- Phone: (920) 388-7131
- Physical Address: 810 Lincoln Street, Kewaunee, WI 54216
- Mailing Address: County Treasurer’s Office, 810 Lincoln Street, Kewaunee, WI 54216
Kewaunee County Register of Deeds
- Official Website: https://www.kewauneeco.org/departments/register-of-deeds/
- Land Records Search Portal: https://rod.kewauneeco.org/landweb/landweb.dll/$/
- Phone: (920) 388-7126
- Physical Address: 810 Lincoln Street, Kewaunee, WI 54216
- Mailing Address: Register of Deeds Office, Administration Center, 810 Lincoln Street, Kewaunee, WI 54216
Frequently Asked Questions
Kewaunee property tax information helps homeowners and businesses know what they owe, when to pay, and how to lower their bill. The county treasurer’s portal updates nightly, showing payments, refunds, and assessment changes. Use this guide to find rates, exemptions, deadlines, and appeal steps quickly.
What are the current Kewaunee property tax rates for 2026?
The 2026 rates include 1.2 % for residential parcels, 1.5 % for commercial land, and 0.8 % for farm acreage. The school district adds 0.65 % on all properties. Multiply the assessed value by these percentages to estimate your bill. For example, a home assessed at $120,000 would owe $1,440 in county tax plus $780 for schools, totaling $2,220.
How can I use the Wisconsin property tax calculator for Kewaunee?
Visit the county treasurer’s portal and enter your parcel number or address. The calculator pulls the latest rates, applies any exemptions, and shows the total due. It also breaks down amounts for municipal, school, and county portions, so you see where each cost comes from. Save the result as a PDF for your records.
Which exemptions are available for Kewaunee homeowners?
Homeowners may qualify for a senior exemption, a veteran credit, and a homestead reduction of up to $10,000 in assessed value. To claim, submit the exemption form by April 15 via the online portal or mail it to the treasurer’s office. Once approved, the reduction shows on your next tax statement, lowering the amount you pay.
When must I pay my Kewaunee property tax bill?
Payments are due in two installments: the first on July 1, the second on October 1. Late fees start after the due date and increase by 1 % each month. If you need more time, request a deadline extension before the first due date; the office may grant up to 30 days based on hardship.
How do I appeal a Kewaunee property tax assessment?
File an appeal within 30 days of receiving your assessment notice. Download the appeal form from the treasurer’s website, attach supporting evidence such as recent sales of similar land, and mail it to the County Board of Assessors. A hearing will be scheduled, and a revised assessment is issued if the board finds an error.
Where can I find Kewaunee tax payment history or request a refund?
Log in to the Ascent Property Tax portal and select “Payment History.” The page lists each payment, date, and amount. If you overpaid, click “Request Refund,” fill out the short form, and submit. Refunds are processed within two weeks and mailed to the address on file.