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Alamo, TX

City in Hidalgo County, Texas. ZIP codes: 78516.

Population

20,255

Land area

7.7sq mi

People per sq mi

2,647

ZIP codes

1

Alamo and its ZIP codes

Full map

Alamo at a glance

  • Alamo is about 23 times as dense as Texas as a whole.
  • It is the 158th most populous of 1,795 cities and towns in Texas.
  • Households here earn a median of $57,096 a year, 27% less than the Texas figure of $78,476.
  • A typical owner-occupied home is valued at $145,100 (49% below Texas) and median rent is $811 a month.

Local data for Alamo, TX

Counts from official public data

Housing and community stats

Alamo, TX, American Community Survey 2020-2024

Full profile

Median household income

$57,096

Poverty rate

25.3%

Median home value

$145,100

Median rent

$811/mo

Homeownership

74.2%

Bachelor's or higher

18.9%

Median age

29.2

Average commute

24.0 min

Largest reported origins and ancestries: Mexican Americans (16,483), German Americans (845), Nigerian Americans (500).

Home values and rentsIncome, education and commute

Economy and federal money

Jobs, pay, income and spending are for Hidalgo County. PPP loans are for Alamo.

Details

Unemployment rate

6.3%

Aug 2026, -0.5 pts in a year

Average annual pay

$43,955

296,499 jobs, 2025

Income per person

$35,290

BEA, 2024

Federal spending

$4.6B

FY 2026, $5,268 per person

Hidalgo County economyFederal spending

How people get to work

Alamo, TX, workers 16 and older. American Community Survey 5-year estimates

  • Drove alone78.7%
  • Carpooled11.8%
  • Public transit0.0%
  • Walked1.6%
  • Bicycle0.3%
  • Taxi, ride-hailing, motorcycle or other0.8%
  • Worked from home6.7%

Average one-way commute: 24.0 minutes for people who do not work from home.

Environment and hazard risk

Alamo, TX, from FEMA, NOAA and EPA

Full report

Natural hazard risk

Relatively High

Top: cold wave

Storm events since 1996

970

Countywide, mostly drought

Flood insurance policies

9,038

3.7% of homes, county

July high / Jan low

98° / 49°F

18.7 inches of rain a year

Hazards, floods and storm historyCheck a flood zone

Health statistics

Share of adults in Alamo, TX, CDC PLACES estimates

All 40 measures

Obesity

44.3%

U.S. 33.3% +11.0 pts

Diabetes

20.0%

U.S. 12.1% +7.9 pts

Smoking

14.5%

U.S. 12.8% +1.7 pts

Uninsured (18-64)

39.7%

U.S. 11.1% +28.6 pts

ZIP codes in Alamo

1 in or overlapping Alamo. Population shown

·

Cities near Alamo

NameDistanceLand area (sq mi)
South AlamoCensus-designated place1.9 mi2
San JuanCity2.3 mi12.1
North AlamoCensus-designated place2.7 mi1.4
PharrCity4.6 mi24.2
DonnaCity5.3 mi8.3
LopezvilleCensus-designated place5.4 mi0.8
ScissorsCensus-designated place5.6 mi1.6
MunizCensus-designated place5.8 mi1.1
Midway SouthCensus-designated place6.2 mi1
Midway NorthCensus-designated place6.2 mi1.7
MurilloCensus-designated place6.2 mi5.5
Villa VerdeCensus-designated place8 mi0.3
WeslacoCity8.6 mi16.9
OlivarezCensus-designated place8.6 mi3.7
San CarlosCensus-designated place8.8 mi1.8
HidalgoCity9.2 mi8.3

Frequently asked questions

What county is Alamo, TX in?
Alamo is in Hidalgo County, Texas.
What ZIP codes are in Alamo, TX?
ZIP codes in or overlapping Alamo include 78516.
What is the population of Alamo, TX?
About 20,255 people live in Alamo, based on American Community Survey 5-year estimates.
What cities are near Alamo?
Nearby places include South Alamo (1.9 mi), San Juan (2.3 mi), North Alamo (2.7 mi), Pharr (4.6 mi), Donna (5.3 mi).

Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023