Montclair, California Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Montclair, California is 37,809 as of the 2023 American Community Survey, making it the 226th-largest city in California. The median household income is $76,338, the median home value is $549,600, and the median age is 33.5.
The population has grown 2.5% since 2010 (36,743 → 37,650).
37,809
Population
6836
People / sq mi
$76,338
Median Income
$549,600
Median Home Value
Montclair covers 5.5 sq mi of land at 6836 people per square mile.
About Montclair, CA
Montclair is a city in California with a population of 37,809. It ranks #226 among cities in California by population. The median age is 33.5, younger than the national median. The population is 49.0% male and 51.0% female.
The median household income in Montclair is $76,338, near the US median of $74,580. 13.7% of residents live below the federal poverty level. Home values sit at a median of $549,600, with monthly rent averaging $1,759. The homeownership rate of 53.9% is lower than the national rate of 64.8%.
Educational attainment in Montclair reflects 17.8% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 5.8% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 30.4 minutes each way.
Montclair city Population History (2010-2024)
The city of Montclair city had a population of 36,743 in 2010 and 37,650 in 2024, a 2.5% growth over 14 years. The peak was 40,083 in 2019. Average annual growth rate: 0.19%.
37,650
Population (2024)
36,743
Population (2010)
40,083
Peak (2019)
0.19%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 36,743 |
| 2011 | 37,279 |
| 2012 | 37,440 |
| 2013 | 37,923 |
| 2014 | 38,212 |
| 2015 | 38,447 |
| 2016 | 38,784 |
| 2017 | 39,124 |
| 2018 | 39,324 |
| 2019 | 40,083 |
| 2020 | 37,946 |
| 2021 | 37,970 |
| 2022 | 37,780 |
| 2023 | 37,646 |
| 2024 | 37,650 |
Race & Ethnicity
| White | 27.6% |
| Black or African American | 5.4% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 5.0% |
| Two or More Races | 0.0% |
Economy & Income
$76,338
Median Household Income
$26,889
Per Capita Income
13.7%
Poverty Rate
3.6%
Unemployment Rate
Housing
$549,600
Median Home Value
$1,759
Median Rent
53.9%
Owner-Occupied
Education
73.3%
High School+
17.8%
Bachelor's+
Commute
1.1%
Drive Alone
74.4%
Public Transit
5.8%
Work From Home
30.4 min
Avg Commute
Community Profile
6.4%
Foreign Born
42.6%
Non-English at Home
3.0%
Veterans
11.5%
With Disability
90.3%
Health Insurance
97.2%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 21.7% |
| Manufacturing | 11.3% |
| Retail Trade | 11.1% |
| Education, Health Care & Social Services | 10.1% |
| Construction | 8.3% |
| Finance, Insurance & Real Estate | 7.5% |
| Arts, Entertainment & Food Services | 6.1% |
| Public Administration | 4.5% |
| Information | 3.9% |
| Transportation & Warehousing | 0.6% |
| Agriculture & Mining | 0.4% |
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Part of California
Metro areas in California
City rankings
Frequently Asked Questions
Montclair, California has a population of 37,809 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 226th-largest city in California.
The median household income in Montclair, California is $76,338, with 13.7% of residents living below the federal poverty level.
The median home value in Montclair, California is $549,600, with median monthly rent at $1,759 and a homeownership rate of 53.9%.
The median age in Montclair, California is 33.5 years. The population is 49.0% male and 51.0% female.
The population has grown 2.5% since 2010 (36,743 → 37,650).
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.