Mountain House Population

2010–2026

25,440

2026 projection

3.6% since 2020 (increase)

05K10K15K20K25K30K201020122014201620182020202220242026

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 Mountain House. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202625,440-2,0427.43%
202527,482+2,4209.66%
202425,062+1550.62%
202324,907+1020.41%
202224,805+560.23%
202124,749+1890.77%
202024,560+24,560—
201900—
201800—
201700—

Showing 10 of 17 years.

Mountain House Demographics

35median age

Median age

Female35.6 yrs
Male33.7 yrs

Adults

17,373
1,640 seniors · 9%15,733 other adults

Sex

Female 50.4% · 12,860Male 49.6% · 12,653

Population by age

MaleFemale85+ years, male: 15185+ years, female: 3080–84 years, male: 680–84 years, female: 34475–79 years, male: 3175–79 years, female: 15770–74 years, male: 18570–74 years, female: 20365–69 years, male: 21965–69 years, female: 31460–64 years, male: 30960–64 years, female: 51555–59 years, male: 68155–59 years, female: 42350–54 years, male: 64650–54 years, female: 73445–49 years, male: 1,54145–49 years, female: 1,11340–44 years, male: 1,37940–44 years, female: 1,37735–39 years, male: 1,04135–39 years, female: 1,36130–34 years, male: 65230–34 years, female: 88325–29 years, male: 53025–29 years, female: 13020–24 years, male: 80720–24 years, female: 88315–19 years, male: 1,23415–19 years, female: 73610–14 years, male: 1,33110–14 years, female: 1,5035–9 years, male: 1,2255–9 years, female: 1,1440–4 years, male: 6850–4 years, female: 1,01085+80–8475–7970–7465–6960–6455–5950–5445–4940–4435–3930–3425–2920–2415–1910–145–90–45005001K1K

Hover or tap an age group to see exact counts. Use the up and down arrow keys to inspect age groups.

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 255 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

Mountain House Income

$177,163median household income

Median household income

$177,163

Half of households earn more, half earn less

Median earnings

$93,965

Typical yearly pay for a worker 25 or older.

Poverty rate

5%

About 1 in 20 residents

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

Mountain House Marital Status

63% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married63%63%63%
Never married27%34%20%
Divorced6%2%9%
Widowed3%<1%6%
Separated<1%<1%1%

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

Sources

10 sources, all from the U.S. Census Bureau

Population

American Community Survey, 2024 5-year