Idaho · FIPS 16037 · ACS 2020–2024
Custer County, Idaho property tax rate
Homeowners in Custer County paid a median of $1,112 a year in real estate taxes on a median home value of $381,700 (2020–2024 survey). Taxes came to 0.42% of home value, 15% below the Idaho rate of 0.50% and 55% below the U.S. rate of 0.94%.
- 0.42%Effective tax rate±0.22% margin · Idaho: 0.50%
- $1,112Median tax per yearIdaho: $2,038 · U.S.: $3,119
- $381,700Median home valueIdaho: $418,600
- 1,492Owner-occupied homes77% of households own
Small sample. This estimate has a wide margin of error, so treat it as a rough guide.
| Measure | Custer County | Idaho | U.S. | Custer County 2019–2023 | Change |
|---|---|---|---|---|---|
| Effective tax rate | 0.42% | 0.50% | 0.94% | 0.28% | +0.14 pts |
| Median tax, all owners | $1,112 | $2,038 | $3,119 | $903 | +$209 (+23.1%) |
| Median tax, with a mortgage | $1,276 | $2,106 | $3,489 | $1,242 | +$34 (+2.7%) |
| Median tax, no mortgage | $1,059 | $1,934 | $2,576 | $755 | +$304 (+40.3%) |
| Median home value | $381,700 | $418,600 | $332,700 | $295,600 | +$86,100 (+29.1%) |
| Total taxes paid | $2,605,300 | $1,255,617,400 | $360,573,527,500 | $1,523,900 |
How Custer County compares
- Per $1,000 of home value, owners here paid about $4.21 a year, against $4.95 statewide and $9.40 nationally.
- Homes with a mortgage: 0.36% of value; homes without one: 0.46%. Median bills: $1,276 and $1,059.
- Compared with the 2019–2023 survey, the effective rate rose (+0.14 pts) and the median tax changed +$209 (+23.1%). The two 5-year surveys share four years of responses, so year-to-year moves are small and partly noise.
- Margin of error: the effective rate is 0.42% ± 0.22% at 90% confidence, from a sample of the 1,492 owner-occupied homes.
Idaho counties with similar rates
| County | Effective rate | Median tax | Median value |
|---|---|---|---|
| Owyhee County | 0.39% | $1,432 | $359,800 |
| Fremont County | 0.39% | $1,398 | $314,200 |
| Bonner County | 0.40% | $1,847 | $487,900 |
| Cassia County | 0.40% | $1,166 | $284,600 |
| Kootenai County | 0.41% | $2,267 | $518,700 |
| Bear Lake County | 0.41% | $1,116 | $275,000 |
| Gooding County | 0.43% | $1,279 | $250,900 |
| Benewah County | 0.43% | $1,443 | $293,500 |
Sources
- U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, table-based summary file: B25090 (aggregate real estate taxes), B25082 (aggregate home value), B25103 (median real estate taxes), B25077 (median home value) and B25003 (tenure); files dated January 29, 2026.
- U.S. Census Bureau, American Community Survey 2019–2023 5-year estimates, same tables (files dated October 31, 2024), for the comparison column.
- Geography names: Census Bureau Geos20245YR.txt (file dated January 22, 2026).
Effective rate = total real estate taxes paid by owner-occupied homes ÷ their total value, as reported by owners to the Census Bureau. It is not a millage rate. Your bill depends on your assessed value, exemptions (such as homestead) and local levies.