Illinois
Union County
16,972 residents10 permits TTM$56,420 median HHI7 ZIP codesUpdated April 28, 2026
Investor first look
Median home value
$131,700
ACS 5-Year
Cap rate proxy
6.0%
FMR × 0.65 ÷ Home Value
Rent-to-income
14.0%
HUD FMR ÷ ACS HHI
Net migration
+0.56%
IRS SOI
Permits (TTM)
10
Census BPS
Climate risk
55.4
FEMA NRI (0–100)
ZIP code breakdown7 ZIP codes
| ZIP | Median home value | Rent (FMR 2BR) | Gross yield | Cap rate | Rent gap |
|---|---|---|---|---|---|
| 62905 | $131,700county est. | $916 | 8.3% | 6.0% | 28.2% |
| 62906 | $139,721 | $916 | 7.9% | 5.7% | 28.2% |
| 62920 | $195,347 | $916 | 5.6% | 4.0% | 28.2% |
| 62926 | $144,862 | $916 | 7.6% | 5.5% | 28.2% |
| 62952 | $139,229 | $916 | 7.9% | 5.7% | 28.2% |
Ranked by composite score
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Demographics
Owner-occupied
76.8%
Census ACS
Vacancy rate
12.0%
Census ACS
Bachelor's degree +
20.9%
Census ACS
Rent burdened
42.2%
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 28, 2026