Alamo, Texas Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Alamo, Texas is 20,008 as of the 2023 American Community Survey, making it the 157th-largest city in Texas. The median household income is $54,234, the median home value is $119,300, and the median age is 29.7.
The population has grown 12.1% since 2010 (18,458 → 20,694).
20,008
Population
2614
People / sq mi
$54,234
Median Income
$119,300
Median Home Value
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Alamo covers 7.7 sq mi of land at 2614 people per square mile.
About Alamo, TX
The poverty rate is what most separates Alamo from the typical city: 24.5% of residents live below the federal poverty line, against 12.4% nationally. Alamo is a city in Texas with a population of 20,008.
The typical household earns $54,234, below the US median of $78,538. Poverty is among the highest of comparable US cities: 24.5%, above the national 12.4%. Home prices sit near the bottom of the range at $119,300, with typical rent around $649.
Four-year-degree attainment is near the bottom of the range for US cities, 15.1%, below the national 35.0%. Almost everyone commutes — only 4.0% work from home, below the national 14.0%, and the average commute runs about 23 minutes each way.
The elevated poverty rate is the context for the rest of the profile in Alamo: it pulls on median income, housing tenure, and the share of residents with a college degree.
Alamo city Population History (2010-2024)
The city of Alamo city had a population of 18,458 in 2010 and 20,694 in 2024, a 12.1% growth over 14 years. The peak was 20,694 in 2024. Average annual growth rate: 0.82%.
20,694
Population (2024)
18,458
Population (2010)
20,694
Peak (2024)
0.82%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 18,458 |
| 2011 | 18,710 |
| 2012 | 18,916 |
| 2013 | 19,062 |
| 2014 | 19,243 |
| 2015 | 19,418 |
| 2016 | 19,495 |
| 2017 | 19,553 |
| 2018 | 19,692 |
| 2019 | 19,910 |
| 2020 | 19,666 |
| 2021 | 20,003 |
| 2022 | 20,349 |
| 2023 | 20,580 |
| 2024 | 20,694 |
Race & Ethnicity
| White | 51.5% |
| Black or African American | 2.5% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.5% |
| Two or More Races | 0.0% |
Economy & Income
$54,234
Median Household Income
$20,440
Per Capita Income
24.5%
Poverty Rate
5.0%
Unemployment Rate
Housing
$119,300
Median Home Value
$649
Median Rent
73.2%
Owner-Occupied
Education
67.6%
High School+
15.1%
Bachelor's+
Commute
0.3%
Drive Alone
86.5%
Public Transit
4.0%
Work From Home
22.8 min
Avg Commute
Community Profile
14.8%
Foreign Born
30.2%
Non-English at Home
5.5%
Veterans
13.1%
With Disability
71.5%
Health Insurance
94.0%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 30.1% |
| Construction | 11.0% |
| Education, Health Care & Social Services | 7.7% |
| Manufacturing | 6.4% |
| Finance, Insurance & Real Estate | 5.8% |
| Arts, Entertainment & Food Services | 5.5% |
| Retail Trade | 4.4% |
| Public Administration | 4.2% |
| Information | 3.5% |
| Agriculture & Mining | 2.7% |
| Transportation & Warehousing | 0.4% |
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Frequently Asked Questions
Alamo, Texas has a population of 20,008 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 157th-largest city in Texas.
The median household income in Alamo, Texas is $54,234, with 24.5% of residents living below the federal poverty level.
The median home value in Alamo, Texas is $119,300, with median monthly rent at $649 and a homeownership rate of 73.2%.
The median age in Alamo, Texas is 29.7 years. The population is 48.4% male and 51.6% female.
The population has grown 12.1% since 2010 (18,458 → 20,694).
Alamo city, TX Climate
Alamo city, TX has an average annual temperature of 23.2°C (74°F) and receives about 594 mm of precipitation per year. The warmest month is August and the coldest is January. Figures are 1970–2000 climate normals.
23.2°C
Avg Temp
594
Precip (mm/yr)
Aug
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 15° / 58° | 36 mm |
| February | 17° / 62° | 34 mm |
| March | 21° / 70° | 16 mm |
| April | 24° / 75° | 34 mm |
| May | 27° / 80° | 75 mm |
| June | 29° / 84° | 71 mm |
| July | 30° / 85° | 49 mm |
| August | 30° / 85° | 57 mm |
| September | 28° / 82° | 108 mm |
| October | 24° / 75° | 56 mm |
| November | 20° / 67° | 29 mm |
| December | 16° / 61° | 29 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 Alamo city, TX
The most comfortable months to visit Alamo city, TX are typically March, November and April, when temperatures are mildest and rainfall is relatively low. The hottest month is August (around 36°C high). The coldest is January (near 9°C low). September is usually the wettest month.
Where to stay near Alamo
Visiting or relocating to Alamo, TX? Compare hotels and short-term rentals across the metro — live availability and prices.
Top-rated places to stay near Alamo
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.