Boise City, ID · Idaho
Boise County
ZIP 83631
8,045 residents105 permits TTM$77,349 median HHI6 ZIP codesUpdated April 16, 2026
Investor first look
Median home value
$424,100
ACS 5-Year
Cap rate proxy
2.4%
FMR × 0.65 ÷ Home Value
Rent-to-income
13.2%
HUD FMR ÷ ACS HHI
Net migration
+2.51%
IRS SOI
Permits (TTM)
105
Census BPS
Climate risk
48.9
FEMA NRI (0–100)
ZIP 83631
Median home value
—
Gross yield
—
Buy Box score
0.2
Section 8 gap
—
Affordability
P/I: 5.2R/I: —
Section 8 detail
SAFMR: —Rent: —Gap: —
ZIP code breakdown6 ZIP codes
| ZIP | Median home value | Rent (FMR 2BR) | Gross yield | Buy Box score ↓ | Section 8 gap |
|---|---|---|---|---|---|
| 83631 | — | — | — | 0.2 | — |
| 83629 | — | — | — | 0.1 | — |
| 83622 | — | — | — | 0.1 | — |
| 83602 | — | — | — | — | — |
| 83637 | — | — | — | — | — |
| 83666 | — | — | — | — | — |
Sort by any column. Click a ZIP for detail.
Demographics
Owner-occupied
88.0%
Census ACS
Vacancy rate
37.0%
Census ACS
Bachelor's degree +
29.9%
Census ACS
Rent burdened
19.4%
Census ACS (>30% income)
Median age
53.5
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