Montana
Custer County
11,938 residents1 permits TTM$63,585 median HHI4 ZIP codesUpdated April 28, 2026
Investor first look
Median home value
$204,200
ACS 5-Year
Cap rate proxy
5.4%
FMR × 0.65 ÷ Home Value
Rent-to-income
17.3%
HUD FMR ÷ ACS HHI
Net migration
+0.29%
IRS SOI
Permits (TTM)
1
Census BPS
Climate risk
42.1
FEMA NRI (0–100)
ZIP code breakdown4 ZIP codes
Numbers repeat across most ZIPs in this county
ZIP-level home-value data isn't published for rural areas. Federal sources (Census ACS, HUD non-metro FMR) are available at the county level only, so home-value, cap-rate, and rent-gap numbers use the county estimate for every ZIP in the county.
| ZIP | Median home value | Rent (FMR 2BR) | Gross yield | Cap rate ↓ | Rent gap |
|---|---|---|---|---|---|
| 59336 | $204,200county est. | $1,608 | 9.4% | 5.4% | 42.9% |
| 59338 | $204,200county est. | $1,608 | 9.4% | 5.4% | 42.9% |
| 59345 | $204,200county est. | $1,608 | 9.4% | 5.4% | 42.9% |
| 59301 | $233,034 | $1,608 | 8.3% | 4.7% | 42.9% |
Sort by any column. Click a ZIP for detail. Rent gap: green = HUD FMR above market rent.
Demographics
Owner-occupied
68.5%
Census ACS
Vacancy rate
12.6%
Census ACS
Bachelor's degree +
29.8%
Census ACS
Rent burdened
35.4%
Census ACS (>30% income)
Median age
42.6
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