South Dakota Property Tax Calculator 2026

How South Dakota Property Tax Works

Property tax in South Dakota is an annual tax levied on real estate by local governments — primarily counties, municipalities, and school districts. The amount you owe is determined by your property's assessed value multiplied by the local mill rate. On average, South Dakota homeowners pay 1.00% of their home's value in property tax each year, 0.06 percentage points above the U.S. figure of 0.94%.

The effective rate combines all local levies: county tax, municipal tax, school district tax, and any special assessments. Because South Dakota has multiple taxing jurisdictions, your actual rate depends heavily on where in the state your property is located. The 1.00% figure is all real-estate tax paid on owner-occupied homes in South Dakota divided by their total value, as published in the Tax Foundation's Property Taxes by State and County, 2026 from Census Bureau American Community Survey data for 2020–2024. It is a statewide average — not a rate any single jurisdiction charges, and not your bill.

The Census Bureau puts the median owner-occupied home in South Dakota at $257,400 and the median real-estate tax bill at $2,724 a year — roughly $227 per month when paid through a mortgage escrow account (American Community Survey, 2020–2024).

Who Collects Property Tax in South Dakota — and How Rates Are Set

In South Dakota, property is valued and taxes are collected at the county level: a county assessor's office sets values and a treasurer or tax collector (titles vary) sends the bill. State law sets the framework; counties, municipalities, school districts and special districts each set their own levies within it.

Mill rates (expressed as dollars of tax per $1,000 of assessed value) are set annually based on local budget needs. Ten mills is 1% of assessed value, which equals 1% of market value only where homes are assessed at full market value. South Dakota assesses property at full and true value and then equalizes it to 85% for tax purposes. If your home's market value rises faster than neighboring properties, your share of the tax burden can increase even if the mill rate stays the same.

To find your exact rate, contact your county director of equalization's office or check its official website. Your most recent property tax bill will also show the breakdown of all levies applied to your parcel.

South Dakota Property Tax Exemptions and Relief Programs

South Dakota's relief is targeted rather than general: an assessment freeze for homeowners who are 65 or older or disabled (income and home-value limits apply), a tax refund program for senior citizens and citizens with disabilities, and exemptions for disabled and paraplegic veterans. Owner-occupied homes are also taxed under their own owner-occupied classification. Source: South Dakota Department of Revenue — Property Tax Relief Programs.

Veterans may qualify for separate property-tax relief, which takes a different form in each state - an exemption, a credit or a refund - so ask your county director of equalization what South Dakota offers. Agricultural land often receives a preferential assessment based on use-value rather than market value. If you believe your assessment is incorrect, you have the right to appeal — the deadline is printed on your assessment notice and is often only a few weeks away.

To apply for any exemption, contact your county director of equalization. Most exemptions require an annual or one-time application and proof of eligibility (residency, age, disability documentation, etc.).

Tips to Manage Your South Dakota Property Tax Bill

First, verify your assessment is accurate. Review your property record card at your county director of equalization's office and check for errors in square footage, bedroom/bathroom count, or lot size. Even small errors can inflate your assessed value and tax bill. If the assessment seems high, look up recent sale prices of comparable homes in your neighborhood and file an appeal if warranted.

Second, apply for every exemption you qualify for. Homestead, senior, veteran, and disability exemptions can reduce your taxable value by thousands of dollars. Third, if your mortgage servicer handles tax payments through escrow, review your escrow statement annually. Servicers sometimes over-estimate and hold excess funds — you may be entitled to a refund. Finally, South Dakota property taxes are due April 30 and October 31.