Home values, rents and more in Day County, SD
September 2026 figures from Zillow and the U.S. Census Bureau · updated 2026-11-07
Open Day County, SD in ProMap- Under $200k
- $200k–$220k
- $220k–$240k
- $240k–$270k
- $270k+
- No data
How Day County, SD compares
The typical home in Day County, SD is worth about $265,000, according to the Zillow Home Value Index for September 2026. Home values in Day County, SD are 17% below the typical value in South Dakota ($318,000) and 28% below the U.S. typical value ($366,000).
Over the past year, home values in Day County, SD rose 6.3%, compared with +2.3% in South Dakota and +1.2% nationally.
The median household income is $66,033, against $75,081 in South Dakota and $80,734 in the U.S. (Census Bureau, American Community Survey 2020–24).
About 5,484 people live in Day County, SD (Census Bureau estimate for July 2025).
Day County, SD has the 24th-highest typical home value of the 50 counties in South Dakota with Zillow figures.
Part of: South Dakota
More for Day County, SD in ProMap Plus
These measures are on the map for subscribers. Open ProMap to see them for Day County, SD and every other place.
- 5- and 10-year price changes
- Days on market and months of supply
- Price cuts and sale-to-list ratio
- Price-to-income and monthly cost to buy
- School test scores
- Flood, wildfire and natural hazard risk
- Property-tax rate
- Unemployment and job growth
- Building permits
- Mortgage delinquency
- 2024 presidential vote
- Age, education and household make-up
- Amenities and transit nearby
Nearby counties
Cities in Day County, SD
ZIP codes in Day County, SD
Sources
Home values: Zillow Home Value Index (ZHVI), all homes, middle tier, smoothed and seasonally adjusted, September 2026. Rents: Zillow Observed Rent Index (ZORI), seasonally adjusted. Population: Census population estimates (July 2025) for states, metros and counties; ACS 2020–24 for cities and ZIP codes. Income: U.S. Census Bureau, ACS 2020–24 5-year estimates. Boundaries: U.S. Census Bureau cartographic boundary files. Compiled by Home Economics.
"Typical" is Zillow's middle-tier value (homes between the 35th and 65th percentiles), not a median sale price. Changes are over the 12 months to September 2026.