Mountain House, California Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Mountain House, California is 25,108 as of the 2023 American Community Survey, making it the 303rd-largest city in California. The median household income is $171,675, the median home value is $859,700, and the median age is 34.1.
25,108
Population
5509
People / sq mi
$171,675
Median Income
$859,700
Median Home Value
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Mountain House covers 4.6 sq mi of land at 5509 people per square mile.
About Mountain House, CA
What sets Mountain House apart is money: median household income runs $171,675, above the US median of $78,538. Mountain House is a city in California with a population of 25,108.
Income is a real outlier — the median household pulls in $171,675, putting Mountain House near the top of US cities. Poverty is among the lowest of comparable US cities, at 2.1% — below the national 12.4%. Housing is expensive: the median home is worth $859,700, with typical rent around $3,232.
College attainment is above the local norm at 50.9%, above the national 35.0%. About 18.6% of workers primarily work from home, above the national 14.0%, and the average commute runs about 55 minutes each way.
Taken together, the income and housing figures place Mountain House firmly in the higher-cost, higher-earning tier of US cities — a profile that tends to track dense job markets and competitive housing.
Race & Ethnicity
| White | 26.0% |
| Black or African American | 5.8% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.9% |
| Two or More Races | 0.0% |
Economy & Income
$171,675
Median Household Income
$49,507
Per Capita Income
2.1%
Poverty Rate
1.6%
Unemployment Rate
Housing
$859,700
Median Home Value
$3,232
Median Rent
73.1%
Owner-Occupied
Education
92.4%
High School+
50.9%
Bachelor's+
Commute
1.6%
Drive Alone
62.8%
Public Transit
18.6%
Work From Home
54.7 min
Avg Commute
Community Profile
13.0%
Foreign Born
44.0%
Non-English at Home
2.0%
Veterans
5.1%
With Disability
93.8%
Health Insurance
99.1%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 21.9% |
| Finance, Insurance & Real Estate | 20.4% |
| Manufacturing | 9.0% |
| Education, Health Care & Social Services | 8.7% |
| Information | 6.2% |
| Arts, Entertainment & Food Services | 5.0% |
| Construction | 4.8% |
| Agriculture & Mining | 4.8% |
| Retail Trade | 4.7% |
| Transportation & Warehousing | 2.7% |
| Public Administration | 2.5% |
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Frequently Asked Questions
Mountain House, California has a population of 25,108 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 303rd-largest city in California.
The median household income in Mountain House, California is $171,675, with 2.1% of residents living below the federal poverty level.
The median home value in Mountain House, California is $859,700, with median monthly rent at $3,232 and a homeownership rate of 73.1%.
The median age in Mountain House, California is 34.1 years. The population is 50.0% male and 50.0% female.
Mountain House Cdp, CA Climate
Mountain House Cdp, CA has an average annual temperature of 16°C (61°F) and receives about 280 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
16°C
Avg Temp
280
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 8° / 46° | 55 mm |
| February | 11° / 51° | 46 mm |
| March | 13° / 55° | 41 mm |
| April | 15° / 59° | 19 mm |
| May | 18° / 65° | 7 mm |
| June | 21° / 71° | 2 mm |
| July | 23° / 74° | 1 mm |
| August | 23° / 74° | 2 mm |
| September | 22° / 71° | 6 mm |
| October | 18° / 64° | 18 mm |
| November | 12° / 54° | 42 mm |
| December | 8° / 46° | 41 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Mountain House Cdp, CA
The most comfortable months to visit Mountain House Cdp, CA are typically June, September and August, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 32°C high). The coldest is January (near 3°C low). January is usually the wettest month.
Where to stay near Mountain House
Visiting or relocating to Mountain House, CA? Compare hotels and short-term rentals across the metro — live availability and prices.
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.