Home › Counties › Sully County, SD
The median home value in Sully County, SD is $278,432 as of 2026-08-31, down 0.87% from a year earlier.
Median Home Value
$278,432
Year-over-Year
-0.87%
National Rank
#1111 of 3071
Sully County ranks 22nd out of 50 counties in SD by median home price, and is +18.4% above the U.S. national median of $235,072. Within SD, the typical county has a median home value of $262,610, making Sully County +6.0% above the SD state median.
The typical home value decreased by 2.0%, from $284,243 in May 2026 to $278,432 in Aug 2026.
Monthly Zillow Home Value Index snapshots retained by HomePriceMap. A short history is shown now and grows automatically as each new monthly release arrives.
| Month | Typical home value | Year-over-year change |
|---|---|---|
| May 2026 | $284,243 | -1.3% |
| Jun 2026 | $286,338 | -1.8% |
| Jul 2026 | $281,770 | -1.4% |
| Aug 2026 | $278,432 | -0.9% |
Households here earn a median of $72,578 a year against a typical home value of $278,432 — a price-to-income ratio of 3.8×, above the 3× level usually considered comfortable, but below 5×. That is less affordable than roughly 58% of U.S. counties. (How this is calculated.)
The median home value in Sully County is $278,432. That's down 0.87% from a year earlier. That is about 18.4% above the U.S. national county median of $235,072, and makes Sully County the 22nd most expensive of 50 counties in South Dakota.
Median household income here is $72,578, so a typical home costs about 3.8× annual household earnings — moderately expensive compared with other U.S. counties.
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