Elizabethtown-Fort Knox, KY · Kentucky
Hardin County
ZIP 42740
111,452 residents415 permits TTM$67,608 median HHI10 ZIP codesUpdated April 16, 2026
Investor first look
Median home value
$205,900
ACS 5-Year
Cap rate proxy
5.5%
FMR × 0.65 ÷ Home Value
Rent-to-income
16.8%
HUD FMR ÷ ACS HHI
Net migration
+1.53%
IRS SOI
Permits (TTM)
415
Census BPS
Climate risk
75.5
FEMA NRI (0–100)
ZIP 42740
Median home value
—
Gross yield
—
Buy Box score
0.7
Section 8 gap
—
Affordability
P/I: 3.7R/I: —
Section 8 detail
SAFMR: —Rent: —Gap: —
ZIP code breakdown10 ZIP codes
| ZIP | Median home value | Rent (FMR 2BR) | Gross yield | Buy Box score ↓ | Section 8 gap |
|---|---|---|---|---|---|
| 42712 | — | — | — | 0.9 | — |
| 42732 | — | — | — | 0.9 | — |
| 42776 | — | — | — | 0.8 | — |
| 42724 | — | — | — | 0.8 | — |
| 42740 | — | — | — | 0.7 | — |
| 40160 | — | — | — | 0.6 | — |
| 42701 | — | — | — | 0.6 | — |
| 40162 | — | — | — | 0.6 | — |
| 40121 | — | — | — | 0.6 | — |
| 42788 | — | — | — | — | — |
Sort by any column. Click a ZIP for detail.
Demographics
Owner-occupied
62.3%
Census ACS
Vacancy rate
8.2%
Census ACS
Bachelor's degree +
24.4%
Census ACS
Rent burdened
33.2%
Census ACS (>30% income)
Median age
37.4
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