Knoxville, TN · Tennessee
Knox County
ZIP 37931
487,401 residents5,244 permits TTM$71,662 median HHI23 ZIP codesUpdated April 16, 2026
Investor first look
Median home value
$279,700
ACS 5-Year
Cap rate proxy
6.3%
FMR × 0.65 ÷ Home Value
Rent-to-income
19.8%
HUD FMR ÷ ACS HHI
Net migration
+1.88%
IRS SOI
Permits (TTM)
5,244
Census BPS
Climate risk
92.1
FEMA NRI (0–100)
ZIP 37931
Median home value
$279,700
Gross yield
7.9%
Buy Box score
0.6
Section 8 gap
55.9%
Affordability
P/I: 5.9R/I: 28.7%
Section 8 detail
SAFMR: $1,840Rent: $1,180Gap: 55.9%
ZIP code breakdown23 ZIP codes
| ZIP | Median home value | Rent (FMR 2BR) | Gross yield | Buy Box score ↓ | Section 8 gap |
|---|---|---|---|---|---|
| 37917 | $279,700 | $1,630 | 7.0% | 0.9 | 38.1% |
| 37921 | $279,700 | $1,530 | 6.6% | 0.9 | 29.7% |
| 37914 | $279,700 | $1,330 | 5.7% | 0.9 | 12.7% |
| 37915 | $279,700 | $1,220 | 5.2% | 0.8 | 3.4% |
| 37909 | $279,700 | $1,470 | 6.3% | 0.8 | 24.6% |
| 37920 | $279,700 | $1,330 | 5.7% | 0.8 | 12.7% |
| 37721 | $279,700 | $1,380 | 5.9% | 0.7 | 16.9% |
| 37849 | $279,700 | $1,330 | 5.7% | 0.7 | 12.7% |
| 37918 | $279,700 | $1,440 | 6.2% | 0.7 | 22.0% |
| 37938 | $279,700 | $1,460 | 6.3% | 0.6 | 23.7% |
| 37912 | $279,700 | $1,380 | 5.9% | 0.6 | 16.9% |
| 37924 | $279,700 | $1,310 | 5.6% | 0.6 | 11.0% |
| 37806 | $279,700 | $1,080 | 4.6% | 0.6 | -8.5% |
| 37923 | $279,700 | $1,660 | 7.1% | 0.6 | 40.7% |
| 37871 | $279,700 | $1,100 | 4.7% | 0.6 | -6.8% |
| 37931 | $279,700 | $1,840 | 7.9% | 0.6 | 55.9% |
| 37932 | $279,700 | $1,910 | 8.2% | 0.4 | 61.9% |
| 37934 | $279,700 | $2,210 | 9.5% | 0.3 | 87.3% |
| 37916 | $279,700 | $1,500 | 6.4% | 0.3 | 27.1% |
| 37922 | $279,700 | $2,090 | 9.0% | 0.2 | 77.1% |
| 37919 | $279,700 | $1,690 | 7.3% | 0.2 | 43.2% |
| 37902 | $279,700 | $1,840 | 7.9% | 0.2 | 55.9% |
| 37929 | $279,700 | $1,530 | 6.6% | — | 29.7% |
Sort by any column. Click a ZIP for detail.
Demographics
Owner-occupied
64.9%
Census ACS
Vacancy rate
8.1%
Census ACS
Bachelor's degree +
40.2%
Census ACS
Rent burdened
46.0%
Census ACS (>30% income)
Median age
37.3
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