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Updated 2025 Tax Year

Kenosha County
Property Tax Guide

Everything you need to know about property taxes in Kenosha County, WI. Rates, due dates, exemptions, and how it affects your monthly payment.

10 Official Sources
8 min read
Quick Facts
Tax Rate
1.99% to 2.95% of assessed value (varies by municipality and special districts)
Exemptions
5+ Available
Section 1

How Property Tax Works

Kenosha County property taxes fund essential local services including schools, municipal operations, county services, and special districts. The property tax system operates on assessed values determined by local assessors, with taxes collected through the county treasurer's office. Property owners receive tax bills that reflect contributions to multiple taxing jurisdictions within their specific location.

For 2025, Kenosha County's effective property tax rates are projected to range between 1.99% and 2.95% of assessed value, depending on your specific location within the county. The assessment ratio for calculating property taxes is 0.9298, meaning assessed values are calculated at approximately 93% of estimated market value. Actual tax rates vary significantly based on special taxing districts, school districts, and municipal boundaries within Kenosha County, so properties in different areas will have different total tax rates even with similar assessed values.

Section 2

What Makes Up Your Tax Bill

ComponentRate RangeDescription
County General Levy1.99% - 2.95%Base county services, administration, public safety
School DistrictVaries by districtLocal school operations, facilities, debt service
Municipal/TownVaries by municipalityCity/town services, infrastructure, local operations
Special DistrictsVaries by locationFire protection, sanitary districts, library districts
Technical College~0.1% - 0.3%Gateway Technical College district assessment

Rates shown are for FY 2025 levy year. The County Board projects the general purpose levy increase to fall within the 1.99% to 2.95% range over 2024 levels. Total effective rates vary significantly by specific property location due to overlapping special taxing districts. Contact the Kenosha County Assessor for your exact tax rate based on your property's taxing jurisdictions.

Section 3

When Are Property Taxes Due?

For the 2025/2026 tax year in Kenosha County, property taxes are due in two installments:

Pro tip: If you pay through mortgage escrow, your lender splits these payments across your monthly mortgage. If you pay directly, set calendar reminders to avoid late penalties.
Section 4

Supplemental Tax Bills

Supplemental taxes in Kenosha County are triggered by changes in property ownership, new construction, or improvements that increase assessed value during the tax year. When these events occur, the county assessor calculates additional taxes based on the increased assessment for the remaining portion of the tax year.

For example, if you complete a $50,000 home addition in March that increases your assessed value, you would receive a supplemental tax bill covering the additional tax liability from the completion date through July 31st. The supplemental tax is calculated by applying your property's total tax rate to the increased assessed value, then prorated for the remaining months in the tax year. State law requires municipalities to levy sufficient taxes on all taxable property to fund approved budgets and debt service obligations.

Example Calculation

Example 1: $300,000 Market Value Home

  • Market Value: $300,000
  • Assessed Value (92.98%): $278,940
  • Less: Homestead Credit (if eligible): -$1,200
  • Net Taxable Value: $277,740
  • Annual Tax (at 2.5% rate): $6,944
  • Monthly Escrow: $579

Example 2: $600,000 Market Value Home

  • Market Value: $600,000
  • Assessed Value (92.98%): $557,880
  • Less: Homestead Credit (if eligible): -$1,200
  • Net Taxable Value: $556,680
  • Annual Tax (at 2.5% rate): $13,917
  • Monthly Escrow: $1,160

Example 3: $1,000,000 Market Value Home

  • Market Value: $1,000,000
  • Assessed Value (92.98%): $929,800
  • Less: Homestead Credit (if eligible): -$1,200
  • Net Taxable Value: $928,600
  • Annual Tax (at 2.5% rate): $23,215
  • Monthly Escrow: $1,935

Tax credits shown require application and approval. Actual rates vary by specific location within Kenosha County.

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Section 5

Escrow & Property Taxes

Most mortgage lenders in Kenosha County require borrowers to maintain an escrow account for property taxes and insurance. Your lender collects monthly escrow payments as part of your mortgage payment, then pays your property taxes directly to Kenosha County when due. The lender calculates your monthly escrow amount based on your annual tax bill divided by 12, plus a small cushion as allowed by federal regulations.

Lenders typically conduct annual escrow analyses to ensure adequate funds are collected. If your property taxes increase due to reassessment or rate changes, your monthly escrow payment will be adjusted accordingly. You should receive an annual escrow statement showing all deposits and payments made on your behalf. Property owners remain responsible for verifying that taxes are paid correctly and on time, even when using escrow services, as the legal obligation remains with the property owner.

How HonestCasa Helps
  • Understand whether your escrow is set correctly
  • See how rising taxes will change your monthly payment
  • Plan ahead instead of being surprised by "shortage" letters
Section 6

Frequently Asked Questions

Q: When are Kenosha County property taxes due for 2025? A: Property taxes are due in three installments: first installment by January 31, second installment by April 30, and final installment by July 31. You may also pay the full amount by January 31.

Q: What tax credits are available and do they require application? A: Wisconsin offers a Homestead Credit for eligible property owners that must be applied for annually on your state income tax return. Most credits and exemptions require specific applications and are not automatic - contact the Kenosha County Assessor's office to determine eligibility and application requirements.

Q: How does the Homestead Credit work? A: The Homestead Credit limits annual assessment increases rather than reducing market value directly. It requires annual application through your Wisconsin income tax filing and has income and property value limitations. This is a tax credit that reduces your tax bill, not an exemption that reduces assessed value.

Q: How often are properties reassessed in Kenosha County? A: Wisconsin requires reassessment cycles that vary by municipality. Contact your local assessor for your specific reassessment schedule and to understand how your assessed value was determined.

Q: What are the penalties for late payment? A: Late payments incur interest and penalties as specified by Wisconsin state law. Contact the Kenosha County Treasurer's office at the time of payment for exact penalty calculations.

Q: Can I pay my property taxes online? A: Check with the Kenosha County Treasurer's office for current online payment options and accepted payment methods for property tax payments.

Q: How do I appeal my property assessment? A: Assessment appeals must be filed with the local Board of Review during specified appeal periods. Contact your municipal assessor for appeal deadlines and procedures.

Q: Why do properties in different parts of Kenosha County have different tax rates? A: Total tax rates vary based on overlapping special districts including school districts, fire protection districts, sanitary districts, and municipal boundaries that create different combinations of taxing authorities for different properties.

Q: Are veterans eligible for property tax exemptions in Wisconsin? A: Wisconsin does not offer a general property tax exemption for veterans. However, disabled veterans may qualify for specific programs - check with the Kenosha County Assessor for available options that require application.

Q: What triggers a supplemental tax assessment? A: New construction, property improvements, ownership changes, or other events that increase assessed value during the tax year may result in supplemental tax bills covering the additional liability for the remaining tax year period.

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