Union, SC housing market
The typical Union home is worth about $141,000, up 4.7% in a year, 54% below the South Carolina typical home. Homes typically sell in 122 days, below asking.
Home values, sales, trends and how Union compares with the towns next door — updated as new data is published.
Union at a glance
A balanced market
About 5.4 months of supply: neither buyers nor sellers have a clear edge.
Typical home value, 2016–2026
Show as a table
| January | Union | South Carolina |
|---|---|---|
| 2017 | $90,000 | $171,000 |
| 2018 | $92,000 | $180,000 |
| 2019 | $92,000 | $190,000 |
| 2020 | $104,000 | $201,000 |
| 2021 | $125,000 | $222,000 |
| 2022 | $140,000 | $260,000 |
| 2023 | $144,000 | $291,000 |
| 2024 | $133,000 | $301,000 |
| 2025 | $142,000 | $306,000 |
| 2026 | $137,000 | $305,000 |
| August 2026 | $141,000 | $306,000 |
Union and its neighbors
| Town | Typical value | 1-yr change | Days on market | Median income |
|---|---|---|---|---|
| Union | $141K | +4.7% | 122 | $31,914 |
| Monarch Mill | — | — | — | $39,350 |
4.4 years of income
The typical Union home costs about 4.4 years of the town's median household income, about the same as across South Carolina (4.4).
How Union ranks on affordability →
Home value ÷ ACS median household income.
Owners, rent & taxes
U.S. Census Bureau, ACS 2020-2024.
Home values: Zillow Home Value Index (ZHVI), Zillow Research, August 2026. Sales, days on market and supply: Redfin Data Center, May 2026. Income, ownership, taxes and rent: U.S. Census Bureau, American Community Survey. Listings link to their publishers.