Marblemount is a CDP located in Skagit County, Washington. Marblemount has a 2025 population of 197 . Marblemount is currently declining at a rate of 0% annually and its population has increased by 62.81% since the most recent census, which recorded a population of 121 in 2020.
The average household income in Marblemount is $102,895 with a poverty rate of 0%. The median age in Marblemount is 54.5 years: 54.6 years for males, and 54.5 years for females. For every 100 females there are 125.5 males.
Data after 2023 is projected based on recent change
The racial composition of Marblemount includes 100% White, and smaller percentages for and multiracial populations.
White (100%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 318 | 100% |
Married
Widowed
Divorced
Separated
Never Married
Marblemount's average per capita income is $90,885. Household income levels show a median of $99,006. The poverty rate stands at 0%.
Name | Median | Mean |
|---|---|---|
| Households | $99,006 | $102,895 |
| Families | $98,580 | $99,859 |
| Married Families | $98,580 | - |
| Non Families | - | - |
Average Income
Median Household Income
Poverty Rate