Mount Washington Population

1830–2026

19,175

2026 projection

5.9% since 2020 (increase)

05K10K15K20K1850190019502000

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Mount Washington. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202619,175+1860.98%
202518,989+1320.70%
202418,857+1640.88%
202318,693+2351.27%
202218,458+2031.11%
202118,255+1420.78%
202018,113+3,26421.98%
201914,849+1320.90%
201814,717+1260.86%
201714,591+1811.26%

Showing 10 of 28 years.

Mount Washington Demographics

39.2median age

Median age

Female40.7 yrs
Male36.7 yrs

Adults

13,740
2,769 seniors · 20%10,971 other adults

Sex

Female 50.4% · 9,305Male 49.6% · 9,175

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 185 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Mount Washington Income

$96,239median household income

Median household income

$96,239

Half of households earn more, half earn less

Median earnings

$58,942

Typical yearly pay for a worker 25 or older.

Poverty rate

5.3%

About 1 in 19 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Mount Washington Marital Status

54% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married54%57%50%
Never married25%29%22%
Divorced13%9%17%
Widowed7%3%10%
Separated1%2%1%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201