Home values, rents and more in Clay County, IA
September 2026 figures from Zillow and the U.S. Census Bureau · updated 2026-11-07
Open Clay County, IA in ProMap- Under $160k
- $160k–$180k
- $180k–$200k
- $200k–$230k
- $230k+
- No data
How Clay County, IA compares
The typical home in Clay County, IA is worth about $196,000, according to the Zillow Home Value Index for September 2026. Home values in Clay County, IA are about the same as the typical value in the Spencer metro area ($196,000) and 46% below the U.S. typical value ($366,000).
Over the past year, home values in Clay County, IA rose 4.2%, compared with +4.2% in the Spencer metro area and +1.2% nationally.
The median household income is $65,428, against $65,428 in the Spencer metro area and $80,734 in the U.S. (Census Bureau, American Community Survey 2020–24).
About 16,202 people live in Clay County, IA (Census Bureau estimate for July 2025).
Clay County, IA has the 47th-highest typical home value of the 99 counties in Iowa with Zillow figures.
Part of: Spencer metro area · Iowa
More for Clay County, IA in ProMap Plus
These measures are on the map for subscribers. Open ProMap to see them for Clay County, IA 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 Clay County, IA
ZIP codes in Clay County, IA
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.