Pennington County, SD real estate

What the numbers say

Pennington County, SD real estate at a glance

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

In September 2026, the median home in Pennington County listed for $397,450, up 0.4% from a year earlier. That is 6% above the South Dakota median of $375,000.

Homes spent a median of 62 days on the market, slower than 57 days a year ago.

Homeowners in Pennington County pay a median of $3,265 a year in property taxes on a median home value of $302,200, an effective rate of about 1.08%. The South Dakota average is 1.06%, which makes Pennington County the #39 lowest-tax of 65 counties in the state with published tax data.

Renters pay a median of $1,120 a month, and $1,188 for a two-bedroom. At today's prices a typical home costs about 30 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 $397,000 home here comes to about $2,690 including property tax and insurance. Lenders typically want that to be under 28% of income, which works out to roughly $115,000 a year (the median household here earns $74,517).