Property Tax 101

The median property tax (also known as real estate tax) in Union County is $1,562.00 per year, based on a median home value of $132,200.00 and a median effective property tax rate of 1.18% of property value.

Union County collects relatively high property taxes, and is ranked in the top half of all counties in the United States by property tax collections. Of the sixty-six counties in South Dakota, Union County is ranked 11th by median property taxes, and 52nd by median tax as percentage of home value.

Union County has lower property taxes than many other South Dakota counties. The median home value is $132,200.00, compared to the median property value in South Dakota of $126,200.00

• County Tax Comparison
• National Tax Comparison
• Other South Dakota Counties
• Property Lookup

11th out of 66 By median yearly property tax

52nd out of 66 By percentage of median home value

27th out of 66 By percentage of median income

You can see how Union County (highlighted in green) compares to the sixty-six other counties in South Dakota with the bar chart above, sorted by median property tax in dollars. For a visual map of county property tax rates in South Dakota, see our South Dakota county property tax map.

Remember: Real estate prices also play a large part in which South Dakota counties have the highest and lowest median property taxes. Higher-valued properties will generally have higher taxes, even if the median percentage of home value levied as property tax is different. For comparisons, you can also use Percentage Of Home Value.

Property tax assessments in Union County are the responsibility of the Union County Tax Assessor, whose office is located in Elk Point, South Dakota.

If you need to pay your property tax bill, ask about a property tax assessment, look up the Union County property tax due date, or find property tax records, visit the Union County Tax Assessor's page. Applications for the Union County homestead exemption, any property tax appeals, and applications for a current use tax reduction must also be submitted to the Union County Assessor's Office.

For some properties, you can easily find the most recent tax assessment by looking up the property address with our property records search. You can also use our Union County Property Tax Calculator to estimate your property tax based on median tax values (results open in new page).