Wisconsin · Weigh your options
Property tax foreclosure in Wisconsin
Wisconsin does not auction tax liens. When property taxes go unpaid, the county itself holds a tax certificate, and after a 2-year redemption period (1 year in some places, such as Milwaukee County) it can take your home by tax deed or by an in rem court case. Since a 2024 law, if the county later sells the home, it must send you the sale proceeds left after the taxes, costs and other amounts the law allows it to keep. You can stop the process by paying everything owed before the deed or judgment.
Reviewed against Wisconsin law and official sources on October 12, 2026. General information, not legal advice.
The property tax process in Wisconsin, step by step
Your taxes become delinquent
February 1 if the first installment is missedProperty taxes are due January 31, or in two installments on January 31 and July 31. If the first installment is not paid within 5 working days after January 31, the whole unpaid tax is delinquent as of February 1. Delinquent taxes add 1% interest a month, and your county may add a penalty of up to 0.5% a month.
Wis. Stat. §§ 74.11(2), (7), 74.47
The county takes a tax certificate
September 1On September 1 the county treasurer issues a tax certificate to the county for every parcel with taxes still unpaid on August 31. This starts your redemption period. The county may not sell the certificate to a private buyer.
Wis. Stat. § 74.57
Redemption period and partial payments
2 years from the certificate (1 year in some places)You can redeem by paying the county treasurer the unpaid taxes plus interest, penalty and charges. You can pay in parts of at least $20, but partial payments do not stretch the deadline. The county can act after 2 years, or after 1 year if the certificate is held by a county of 750,000 or more people or by a city that collects its own taxes.
Wis. Stat. §§ 75.01, 74.57(2), 75.521(3)(a)
Notice of tax deed or in rem foreclosure
Tax deed: 3 months' notice. In rem: at least 8 weeks to redeem, then 30 days to answerFor a tax deed, the county must serve you and any occupant and mortgagee with a notice that it will apply for a deed after 3 months. In an in rem case, the county files a list of parcels in circuit court, mails you a copy by certified or registered mail, and publishes a notice giving a last day to redeem at least 8 weeks out. You can redeem by that date, or file a written answer within 30 days after it, but only on limited grounds such as the tax was already paid.
Wis. Stat. §§ 75.12, 75.521(3)(c), (5), (6), (7)
The county takes title
After the deadlines passIf you do not redeem or answer, the court enters a judgment that gives the county full ownership, or the county records a tax deed. Your right to redeem ends when the tax deed is recorded or the judgment is entered, and the county becomes the owner.
Wis. Stat. §§ 75.01(1)(b), 75.521(8), (13)
Right to buy back an owner-occupied home
Before the county sells the propertyFor a single-family, owner-occupied home, each county must have an ordinance letting the former owner, or heirs, buy it back before it is sold. The price is the county's costs, the taxes the property would have owed that year, and the amount needed to pay off other liens. Ask the county treasurer right away whether you qualify.
Wis. Stat. § 75.35(3)
Your share of the sale proceeds
Notice when the county takes the deed; money mailed after the saleWhen the county takes the deed, it must send you a certified or registered letter saying you may be entitled to part of a future sale. The county must generally advertise the home for sale within 180 days and reject bids under its appraised value on the first try. After the sale, it mails you what is left after its costs, the taxes and other charges, and other taxes you owe it, and if you do not claim the money within 1 year it becomes county unclaimed funds.
Wis. Stat. §§ 75.36(2m), (3), 75.69(1)
Common questions in Wisconsin
Can an investor buy my Wisconsin tax certificate?
No. The county holds the tax certificate itself and generally may not sell or transfer it. A county may sell its right to receive the tax payments, but the redemption and foreclosure rules stay with the county. Pay only the county treasurer, and be careful with anyone who says they bought your tax debt.
Is there a Wisconsin loan for seniors who cannot pay property taxes?
Yes. The state housing authority, WHEDA, makes property tax deferral loans to homeowners who are 65 or older, or veterans, with income of $20,000 or less who own the home free and clear except for limited liens. You apply by June 30 of the year the taxes are due, and the loan is capped at $3,525 a year.
My Wisconsin home was taken for taxes before 2024. Can I get the extra money?
The 2024 law, 2023 Wisconsin Act 207, covers homes a county acquired on or after April 1, 2022, with special timing rules for sales soon after the law took effect. If your home was taken earlier, talk to a lawyer or legal aid about your options, because the statute does not set out a claim process for older cases.
What should I do so I actually get the money after a Wisconsin tax foreclosure?
The county mails the notice and the payment to your mailing address on the tax bill. Keep that address current with the county treasurer, and tell the treasurer in writing where to send the money if you move. Money not claimed within 1 year becomes county unclaimed funds.
Step by step
More on foreclosure in Wisconsin
Understand the process
What is happening and how much time there is.
Weigh your options
What can stop it, and what happens if it goes ahead.
Get help now
Who to call, and what to do when a sale is scheduled.
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(800) 569-4287CFPB: help for struggling homeowners
Plain-language guides from the Consumer Financial Protection Bureau, and a complaint form if your mortgage servicer is not following the rules.
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Sources for this page
- Wis. Stat. ch. 74, Property Tax Collection
- Wis. Stat. ch. 75, Land Sold for Taxes
- 2023 Wisconsin Act 207 (county sale of tax-deeded lands)
- Wis. Stat. ch. 59 (s. 59.66, unclaimed funds)
- Wis. Stat. ch. 177, Unclaimed Property
- Wis. Stat. ch. 234 (ss. 234.621 to 234.626, property tax deferral loans)
- Wisconsin Department of Revenue, Unclaimed Property
- Wis. Stat. Chapter 846: Real Estate Foreclosure
- Wis. Stat. Chapter 846 (PDF, updated through 2025 Wis. Act 247, published October 1, 2026)
- Wisconsin Law Help: Foreclosure Procedure
- Wisconsin State Law Library: Foreclosure
- Wisconsin Department of Administration: Wisconsin Help for Homeowners