Home values, rents and more in Union County, SC
September 2026 figures from Zillow and the U.S. Census Bureau · updated 2026-11-07
Open Union County, SC in ProMap- Under $210k
- $210k–$270k
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- $320k+
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How Union County, SC compares
The typical home in Union County, SC is worth about $132,000, according to the Zillow Home Value Index for September 2026. Home values in Union County, SC are 52% below the typical value in the Spartanburg metro area ($275,000) and 64% below the U.S. typical value ($366,000).
Over the past year, home values in Union County, SC rose 6.7%, compared with +1.1% in the Spartanburg metro area and +1.2% nationally.
The median household income is $41,621, against $64,382 in the Spartanburg metro area and $80,734 in the U.S. (Census Bureau, American Community Survey 2020–24).
About 26,799 people live in Union County, SC (Census Bureau estimate for July 2025).
Union County, SC has the 5th-lowest typical home value of the 46 counties in South Carolina with Zillow figures.
Part of: Spartanburg metro area · South Carolina
More for Union County, SC in ProMap Plus
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- 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 Union County, SC
ZIP codes in Union County, SC
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.