Cameron County, Texas Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 13th-largest in Texas
The population of Cameron County, Texas is 423,192 as of the 2023 American Community Survey, making it the 13th-largest county in Texas. The median household income is $51,334, the median home value is $120,000, and the median age is 32.4.
The population of Cameron County has grown 6.0% since 2010 (407,608 → 431,874), a +0.41% annualized rate.
423,192
Population
+0.41%
Annual growth
475
People / sq mi
$51,334
Median Income
$120,000
Median Home Value
Cameron County covers 892 sq mi of land at 474.6 people per square mile.
About Cameron County, TX
Cameron County is distinguished by its share of foreign-born residents, 9.1% of the population. Cameron County is a county in Texas with a population of 423,192. It ranks #13 among counties in Texas by population.
The typical household earns $51,334, below the US median of $78,538. The poverty rate, 21.0%, is among the steepest of comparable US counties and above the national 12.4%. Homes are comparatively cheap — a median value of $120,000, with typical rent around $899.
Roughly 20.6% of adults have a bachelor’s, below the national 35.0%. About 8.1% of the workforce is home-based, below the national 14.0%, and the average commute runs about 21 minutes each way.
Cameron County Population History (2010-2024)
The county of Cameron County had a population of 407,608 in 2010 and 431,874 in 2024, a 6.0% growth over 14 years. The peak was 431,874 in 2024. Average annual growth rate: 0.41%.
431,874
Population (2024)
407,608
Population (2010)
431,874
Peak (2024)
0.41%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 407,608 |
| 2011 | 413,116 |
| 2012 | 415,729 |
| 2013 | 417,129 |
| 2014 | 418,698 |
| 2015 | 419,062 |
| 2016 | 420,894 |
| 2017 | 421,506 |
| 2018 | 421,446 |
| 2019 | 422,649 |
| 2020 | 421,592 |
| 2021 | 422,805 |
| 2022 | 425,819 |
| 2023 | 428,508 |
| 2024 | 431,874 |
Race & Ethnicity
| White | 50.0% |
| Black or African American | 0.6% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.0% |
| Two or More Races | 0.0% |
Age & Sex
32.4
Median Age
50.7%
Female
49.3%
Male
14.1%
Age 65+
Age Distribution
Children (under 15): 23.9% · Seniors (65+): 14.1%
Income & Poverty
| Median household income | $51,334$-24,958 vs state |
| Mean household income | $70,034 |
| Per-capita income | $23,142 |
| Poverty rate | 21.0%+10.5% vs state |
| Unemployment rate | 3.3% |
| Employment-to-population | 54.6% |
Top Industries by Employment
The largest employment sector in Cameron County is professional & business services, accounting for 31.5% of workers.
How residents commute
0.5%
Drive alone
1.7%
Carpool
77.7%
Public transit
8.1%
Work from home
20.6 min
Avg commute
Housing
$120,000$-140,400 vs state
Median home value
$899
Median rent
65.2%
Homeownership rate
157,565
Total housing units
86.0%
Occupied
14.0%
Vacant
34.8%
Renter-occupied
Social & access
73.3%
With health insurance
89.5%
With broadband internet
9.1%
Foreign-born
4.2%
Veterans (18+)
12.3%
With a disability
29.1%
Speak language other than English at home
Education
71.6%
High School+
20.6%
Bachelor's+
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County rankings
Common questions about Cameron County, TX
Frequently Asked Questions
Cameron County, Texas has a population of 423,192 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 13th-largest county in Texas. Population density is 475 people per square mile.
The population of Cameron County has grown 6.0% since 2010 (407,608 → 431,874), a +0.41% annualized rate.
The median household income in Cameron County, Texas is $51,334, with mean (average) household income of $70,034 and per-capita income of $23,142. 21.0% of residents live below the federal poverty level.
In Cameron County, the largest racial and ethnic groups are White (50.0%), Hispanic or Latino (1.0%), Black or African American (0.6%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Cameron County, Texas is 32.4 years. Residents are 50.7% female and 49.3% male.
The median home value in Cameron County is $120,000 and median monthly rent is $899. 65.2% of occupied housing units are owner-occupied. The county has 157,565 total housing units, 14.0% of which are vacant.
The largest employment sector in Cameron County, Texas is professional, scientific, and management services, employing 31.5% of workers. The unemployment rate is 3.3%.
Houston is among the largest cities associated with Cameron County, Texas, with a population of 2,300,419.
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.