Median home value

$301,100Median home value · Census

Property tax rate

1.10%Above state avg 1.06%Median bill $3,317/yr · Census

Median rent

$1,0692-bed $1,123Per month · Census

30-yr mortgage rate

7.24%Freddie Mac weekly average

What the numbers say

Union County, SD real estate at a glance

By AstroCore · Realtor.com, US Census and Freddie Mac data

Homeowners in Union County pay a median of $3,317 a year in property taxes on a median home value of $301,100, an effective rate of about 1.10%. The South Dakota average is 1.06%, which makes Union County the #43 lowest-tax of 65 counties in the state with published tax data.

Renters pay a median of $1,069 a month, and $1,123 for a two-bedroom. At today's prices a typical home costs about 23 times a year's rent, which generally favors renting over buying in the short term.

With 20% down and today's 7.24% average 30-year rate, the monthly payment on a $301,000 home here comes to about $2,043 including property tax and insurance. Lenders typically want that to be under 28% of income, which works out to roughly $88,000 a year (the median household here earns $89,636).

Monthly payment on a typical home

$2,043/mo
  • Principal & interest$1,642
  • Property tax$276
  • Insurance (est.)$125

$301,000 home · 20% down · 7.24% 30-year fixed

Run your own numbers

Rents in Union County by bedrooms

1 bedroom$96324% above state
2 bedrooms$1,12314% above state
3 bedrooms$1,1194% below state
4 bedrooms$1,4174% above state

Median gross rent (rent plus utilities), US Census American Community Survey 2024 5-year estimates.

Selling here?See what you'd walk away with after commissions and closing costs.Seller net sheet → Buying here?Monthly payment with Union County's real property tax rate.Mortgage calculator → Agent here?Find out how many listing appointments you need to hit your income goal.Agent income calculator →

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Sources: Realtor.com housing inventory (monthly) and Freddie Mac Primary Mortgage Market Survey (weekly), via FRED, Federal Reserve Bank of St. Louis; US Census Bureau American Community Survey 5-year estimates (property taxes, home values, rents, income). Insurance is an estimate. Medians for the whole county; individual homes vary. For information only.