Sioux County, IA home prices

Sioux County, IA: the typical home is worth $311,946 as of 2026-05, up +5.2% over the past year and n/a since 2000. Listings run about $158/sq ft. Rent…

Data as of May 2026 · by the Real Estate Price Map data team · methodology & sources

1986: $75,129 → 2026: $311,946 (4.2×) pre-2000 estimated via FHFA index

Market read

At $311,946, homes in Sioux County sit 62% above the Iowa median ($192,409) and 33% above the US median ($233,954). That ranks #6 of 99 Iowa counties by price.

Prices are holding steady (+5.2% in the last year) — a balanced market.

Homes here move at a steady pace — a median 50 days on the market, with 14% of listings cutting their asking price.

At 3.6× local income, that's more affordable 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 →

Nearby counties

Lyon County, IA ($266,791) · Plymouth County, IA ($291,359) · O Brien County, IA ($192,409) · Union County, SD ($358,095) · Lincoln County, SD ($383,538) · Osceola County, IA ($175,037)