Camp Pendleton Mainside, California Demographics & Population 2026
During the 2020–2024 ACS period, Camp Pendleton Mainside, California had a total population of 9,501, the 507th largest community in California, with a median household income of $61,575, which is 38% lower than the state average. The poverty rate is 6.3%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 38% below the state average, indicating significant economic challenges.
- Near full employment with an unemployment rate of just 2.3%.
Camp Pendleton Mainside Quick Facts
How Camp Pendleton Mainside Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 9,801 | 9,501 | -3.1% |
| Median household income | $56,250 | $61,575 | +9.5% |
How Camp Pendleton Mainside Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A diverse community with significant representation from multiple racial and ethnic groups.
State average: 70 | National average: 61
Education
Educational Attainment (Adults 25+)
Camp Pendleton Mainside Rankings in California
Explore California Rankings
Other Cities in San Diego County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| San Diego | 1,389,526 | $108,077 | 11.0% | $906,700 |
| Chula Vista | 276,375 | $108,032 | 8.8% | $758,700 |
| Oceanside | 172,242 | $97,737 | 8.3% | $770,300 |
| Escondido | 149,668 | $91,967 | 12.2% | $714,500 |
| Carlsbad | 114,373 | $142,748 | 6.9% | $1,257,000 |
| El Cajon | 104,449 | $67,511 | 20.5% | $681,700 |
| Vista | 99,114 | $94,975 | 10.5% | $762,400 |
| San Marcos | 94,882 | $109,377 | 9.2% | $868,000 |
| Encinitas | 61,480 | $162,229 | 7.4% | $1,646,800 |
| La Mesa | 60,797 | $95,028 | 11.5% | $812,000 |
Cities Similar to Camp Pendleton Mainside
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Farmersville | 10,397 | $60,804 | $248,500 | 6.1% | 22.9% |
| Mentone | 9,514 | $74,708 | $436,700 | 23.9% | 12.5% |
| Live Oak | 9,347 | $73,571 | $350,700 | 15.7% | 17.4% |
| Good Hope | 8,816 | $56,981 | $391,700 | 6.1% | 27.4% |
| Orosi | 8,966 | $54,604 | $227,100 | 4.4% | 22.0% |
Population Overview
Camp Pendleton Mainside is a small city located in California, within San Diego County. The total population is 9,501. It ranks as the 507th most populous out of 1,570 Census-designated places in California.
Age Demographics
The median age in Camp Pendleton Mainside is 21.6 years. This is 43% lower than the state median of 37.9 years.
Economy, Income & Housing
The median household income in Camp Pendleton Mainside is $61,575. This is 38% lower than the state median of $99,122. It is also 24% lower than the national median of $80,734. The poverty rate stands at 6.3%. This is 48% lower than the state poverty rate of 12.0%. The unemployment rate is 2.3%. This is 66% lower than the state rate of 6.6%. Every occupied housing unit the survey reached in Camp Pendleton Mainside was renter-occupied. At this sample size that indicates no owner-occupied homes were captured rather than that none exist.
Race & Ethnicity
The largest racial or ethnic group in Camp Pendleton Mainside is White (non-Hispanic), making up 45.0% of the population. Hispanic or Latino residents account for 35.9%. The Black or African American population is significantly higher than the state average (8.6% vs 5.2%). The Asian population (4.2%) is well below the state average of 15.3%.
Education
27.6% of residents aged 25 and older hold a bachelor's degree or higher. This is 26% lower than the state rate of 37.1%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 99.4%.
Data Sources & Methodology
All demographic data for Camp Pendleton Mainside, California is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against California state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,570 Census-designated places in California. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Camp Pendleton Mainside, California?
Camp Pendleton Mainside, California has a population of 9,501 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Camp Pendleton Mainside, CA?
The median household income in Camp Pendleton Mainside is $61,575, which is 24% lower than the national median of $80,734.
What is the poverty rate in Camp Pendleton Mainside, CA?
The poverty rate in Camp Pendleton Mainside is 6.3%. This means approximately 258 residents live below the federal poverty line.
What is the racial makeup of Camp Pendleton Mainside, California?
Camp Pendleton Mainside's population is 45.0% White, 8.6% Black, 35.9% Hispanic/Latino, and 4.2% Asian.
What is the median home value in Camp Pendleton Mainside, CA?
The Census Bureau does not publish a reliable median home value estimate for Camp Pendleton Mainside — there are too few owner-occupied homes in the ACS sample. The national median is $332,700.
How educated is Camp Pendleton Mainside, California?
27.6% of adults (25+) in Camp Pendleton Mainside hold a bachelor's degree or higher, and 12.6% hold a graduate or professional degree.