Alton
City in Hidalgo County, Texas

Alton is a city in Hidalgo County, Texas, with 18,198 residents (2020 Census). It sits at 161 ft (49 m) above sea level. The nearest town is West Sharyland, 2.2 miles SW.
- 18,198residents (2020 Census)
- 161 ftelevation · 49 m
- 7.5 sq miland area · 19.5 km²
- 2,416 / sq mipopulation density
- 78573ZIP code
About Alton
Alton is a city in Hidalgo County, Texas, United States. The population was 18,198 at the 2020 census.
Text: Wikipedia · CC BY-SA 4.0
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Living in Alton
- Median household income
- $52,715
- Median home value
- $156,300
- Median rent
- $1,038/mo
- Median age
- 26.1
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Map of Alton
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Open in Google Maps ›Alton, TX population
Alton had 18,198 residents in the 2020 Census.
| 2020 Census | 18,198 |
|---|---|
| Density | 2,416 per sq mi (933 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Alton at a glance
| State | Texas (TX) |
|---|---|
| County | Hidalgo County |
| Type | City |
| Population | 18,198 (2020) |
| Land area | 7.53 sq mi (19.5 km²) |
| Water area | 0.00 sq mi (0.01 km²) |
| Elevation | 161 ft (49 m) |
| Coordinates | 26.2888° N, 98.3106° W |
| ZIP code | 78573 |
| Official website | alton-tx.gov |
| Census code (GEOID) | 4802212 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Alton
- West Sharyland2.2 mi SW
- Palmhurst2.3 mi SE
- La Homa3.0 mi W
- Doffing4.7 mi W
- Citrus City5.7 mi NW
- Palmview5.9 mi SW
- Mission5.9 mi S
- McAllen6.0 mi SE
- Perezville6.4 mi SW
- Palmview South7.0 mi SW
- Penitas8.1 mi W
- Abram8.2 mi SW
Straight-line distance between town centers.
Frequently asked questions about Alton
What county is Alton in?
Alton is in Hidalgo County, Texas.
What is the population of Alton, TX?
18,198 people lived in Alton at the 2020 Census.
What is the ZIP code of Alton, TX?
The ZIP code of Alton is 78573.
What is the elevation of Alton?
161 feet (49 m) above sea level.
What towns are near Alton?
West Sharyland (2.2 mi), Palmhurst (2.3 mi), La Homa (3.0 mi), Doffing (4.7 mi), Citrus City (5.7 mi).
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