South Carolina
Union County
26,990 residents85 permits TTM$41,200 median HHI4 ZIP codesUpdated April 16, 2026
Investor first look
Median home value
$100,000
ACS 5-Year
Cap rate proxy
9.2%
FMR × 0.65 ÷ Home Value
Rent-to-income
22.4%
HUD FMR ÷ ACS HHI
Net migration
+0.84%
IRS SOI
Permits (TTM)
85
Census BPS
Climate risk
58.2
FEMA NRI (0–100)
ZIP code breakdown4 ZIP codes
| ZIP | Median home value | Rent (FMR 2BR) | Gross yield | Buy Box score ↓ | Section 8 gap |
|---|---|---|---|---|---|
| 29379 | — | — | — | 0.3 | — |
| 29353 | — | — | — | 0.3 | — |
| 29321 | — | — | — | 0.0 | — |
| 29364 | — | — | — | — | — |
Sort by any column. Click a ZIP for detail.
Demographics
Owner-occupied
69.3%
Census ACS
Vacancy rate
13.1%
Census ACS
Bachelor's degree +
13.5%
Census ACS
Rent burdened
36.1%
Census ACS (>30% income)
Median age
44.3
Census ACS
U.S. Census Bureau — American Community Survey 5-Year Estimates
U.S. Census Bureau — Building Permits Survey
U.S. Department of Housing and Urban Development — Fair Market Rents / Small Area Fair Market Rents (SAFMR)
Internal Revenue Service — Statistics of Income Migration Data
FEMA — National Risk Index
Last updated: April 16, 2026
