Custer is a CDP located in Whatcom County, Washington. Custer has a 2025 population of 285 . Custer is currently declining at a rate of -1.72% annually and its population has decreased by -4.36% since the most recent census, which recorded a population of 298 in 2020.
The average household income in Custer is $111,342 with a poverty rate of 5.64%. The median age in Custer is 34.1 years: 34.5 years for males, and 31.6 years for females. For every 100 females there are 91.4 males.
Data after 2023 is projected based on recent change
The racial composition of Custer includes 94.36% White, and smaller percentages for and multiracial populations.
White (94.36%)
Two or more races (5.64%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 251 | 94.36% |
| Two or more races | 15 | 5.64% |
Married
Widowed
Divorced
Separated
Never Married
Custer's average per capita income is $52,197. Household income levels show a median of $130,179. The poverty rate stands at 5.64%.
Name | Median | Mean |
|---|---|---|
| Married Families | $138,309 | - |
| Households | $130,179 | $111,342 |
| Families | $117,167 | $110,636 |
| Non Families | - | - |
Average Income
Median Household Income
Poverty Rate