Mount Washington is located in Berkshire County, Massachusetts. Mount Washington has a 2025 population of 157 . Mount Washington is currently declining at a rate of 0% annually and its population has decreased by -1.88% since the most recent census, which recorded a population of 160 in 2020.
The average household income in Mount Washington is $128,704 with a poverty rate of 2.09%. The median age in Mount Washington is 52.5 years: 52.1 years for males, and 57.2 years for females. For every 100 females there are 101.1 males.
Data after 2023 is projected based on recent change
The racial composition of Mount Washington includes 97.38% White, and smaller percentages for Two or more races and multiracial populations.
White (97.38%)
Two or more races (2.62%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 186 | 97.38% |
| Two or more races | 5 | 2.62% |
Married
Widowed
Divorced
Separated
Never Married
Mount Washington's average per capita income is $40,833. Household income levels show a median of $127,813. The poverty rate stands at 2.09%.
Name | Median | Mean |
|---|---|---|
| Married Families | $145,313 | - |
| Families | $138,750 | $140,111 |
| Households | $127,813 | $128,704 |
| Non Families | $46,875 | $105,794 |
Average Income
Median Household Income
Poverty Rate