Real Estate Price Maphome prices by county

Sully County, SD home prices

Sully County, SD: the typical home is worth $284,243 as of 2026-05, down -1.3% over the past year and n/a since 2000. Listings run about $261/sq ft. Rent…

Data as of · by the Real Estate Price Map data team · methodology & sources

Sully County is falling and fairly valued — very affordable for what people here earn.

Momentum-1.3%Falling
Valuation+1%Fair value
Affordability8/10Very affordable
Market77 daysBuyer's market

Real Estate Price Map scores, derived from the data on this page · how we calculate them

2000: $287,801 → 2026: $284,243 (1.0×)

Typical value$284,2432026-05
1-year-1.3%
5-yearn/a
10-yearn/a
Since 2000n/a
Population1,4682024
Median income$74,4962023 · 3.8× income
New homes/yr172024
Price / sq ft$261listings
Days on market772026-06
Active listings52026-06
Price cuts60%of listings

Market read

At $284,243, homes in Sully County sit 10% above the South Dakota median ($257,934) and 21% above the US median ($233,954). That ranks #22 of 50 South Dakota counties by price.

Prices are cooling (-1.3% in the last year) — leaning buyer's market.

Homes here take a while to sell — a median 77 days on the market, with 60% of listings cutting their asking price.

At 3.8× local income, that's pricier than the typical US county (~3.8×).

Prices here sit roughly in line with what local incomes and rents imply at the typical US multiple.

Home value history

Zillow ZHVI, monthly from 2000 · recessions shaded. See the full 1975 history on the interactive map →

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Nearby counties

Potter County, SD ($225,227) · Hughes County, SD ($297,877) · Stanley County, SD ($313,077) · Walworth County, SD ($139,943) · Hand County, SD ($258,096) · Edmunds County, SD ($229,858)

Frequently asked questions

What is the average home price in Sully County, SD?
The typical home in Sully County is worth $284,243 as of 2026-05, based on the Zillow Home Value Index.
Are home prices in Sully County rising or falling?
Prices are down -1.3% over the past year and n/a since 2000 — a buyer's market.
Is Sully County affordable?
At 3.8× the local median income of $74,496, Sully County is pricier than the typical US county.
How fast do homes sell in Sully County?
Homes here take a median of 77 days to sell, with 60% of listings cutting their asking price.
Median home value by year
YearMedian home value
2024$287,801
2025$288,398
2026$281,482