Custer County's 2026 population is estimated at 5,557, reflecting a 0.04% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Custer County is the 51st largest county in Colorado. The 2010 population was 4,278 and has grown 29.9% since 2010.
Data after 2023 is projected based on recent change
Overall: 58.2 years
Female: 59.7 years
Male: 56.3 years
There are 4,528 adults, (1,738 of whom are seniors) in Custer County.
Female: 2,586 (49.3%)
Male: 2,661 (50.7%)
The racial composition of Custer County includes 90.45% White, 3.11% other race, and smaller percentages for Asian, Native American and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 4,746 | 90.45% |
| Two or more races | 276 | 5.26% |
| Other race | 163 | 3.11% |
| Asian | 56 | 1.07% |
| Native American | 6 | 0.11% |
Custer County 's average per capita income is $52,368. Household income levels show a median of $72,674. The poverty rate stands at 12.7%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $81,944 | - |
| Families | $81,154 | $108,773 |
| Households | $72,674 | $95,408 |
| Non Families | $57,619 | $75,846 |
Average Income
Median Household Income
Poverty Rate