Alum Rock, CA
Population 11,619 · California
About Alum Rock, CA
Alum Rock is a mid-sized city in California with a population of 11,619 residents. The median household income is $111,976 per year, which is above the national average. The median age in Alum Rock is 40.3 years.
Housing in Alum Rock has a median home value of $880,000 and median monthly rent of $2,412. Of the 3,145 total housing units, the majority are owner-occupied, with 2,046 owner-occupied and 859 renter-occupied units.
The unemployment rate in Alum Rock is 4.7% and the poverty rate is 8.7%. 19.8% of residents hold a bachelor's degree or higher. The average commute time is 29.6 minutes.
Cost of Living in Alum Rock, CA
Compared to national averages, Alum Rock has a median household income of $111,976 (49% above the national median of $75,149). Home values average $880,000, which is 259% above the national median. Monthly rent at $2,412 is 107% above the US average of $1,163. Within California, Alum Rock's income is 14% above the state average of $97,829, and home values are 35% above the state median of $653,874.
Why Live in Alum Rock, CA?
Alum Rock offers a strong local economy with a median household income of $111,976, well above the national average, and a low poverty rate of 8.7%, better than the national average.
Potential considerations include a competitive housing market where the typical home costs $880,000. However, Alum Rock’s smaller community size offers a quieter lifestyle and tight-knit neighborhoods.
Alum Rock has a population of 11,619 with a median age of 40.3 years. Compare Alum Rock with other cities to see how it stacks up, or explore all cities in California.
Similar Cities Near Alum Rock
Cities in California with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| University of California-Santa Barbara | 11,634 | $75,000 | $452,600 | Compare |
| Lakeland Village | 11,587 | $83,371 | $429,000 | Compare |
| Signal Hill | 11,563 | $102,303 | $725,500 | Compare |
| La Riviera | 11,503 | $91,111 | $433,400 | Compare |
| View Park-Windsor Hills | 11,744 | $120,604 | $1,123,300 | Compare |
| Half Moon Bay | 11,454 | $153,199 | $1,467,000 | Compare |
| Los Alamitos | 11,784 | $98,539 | $1,003,900 | Compare |
| Home Gardens | 11,430 | $92,344 | $498,800 | Compare |
Demographics
Racial & Ethnic Composition
Economy & Education
Housing
Other Cities in California
Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
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Frequently Asked Questions about Alum Rock
What is the population of Alum Rock, CA?
The population of Alum Rock, CA is 11,619 according to the latest Census data.
What is the median household income in Alum Rock?
The median household income in Alum Rock, CA is $111,976 per year.
What is the median home value in Alum Rock?
The median home value in Alum Rock, CA is $880,000.
What is the average rent in Alum Rock?
The median monthly rent in Alum Rock, CA is $2,412.
What is the unemployment rate in Alum Rock?
The unemployment rate in Alum Rock, CA is 4.7%.