What is the population of Alton?

The population of Alton, TX is 18,785.

Where is Alton located?

Alton, TX is located at latitude 26.2872900 and longitude -98.3133500. It is in United States.

What is the area of Alton?

The area of Alton, TX is 18.884126 km².

What is the elevation of Alton?

Alton, TX has an elevation of 49 meters (161 feet) above sea level.

What time zone is Alton in?

Alton, TX is in the America/Chicago time zone.

What state is Alton in?

Alton is in the state of Texas, United States.

What county is Alton, TX in?

Alton is in Hidalgo County, Texas.

How has the population of Alton changed?

The population of Alton, TX has increased from 12,341 (2010) to 18,785 (2020), a change of 52.2%.

Alton, Texas

Alton: city in Texas

About

Alton is a city located in the county of Hidalgo in the U.S. state of Texas. Its population at the 2010 census was 12,341 and a population density of 654 people per km². After 10 years in 2020 city had an estimated population of 18,785 inhabitants.

The city was created 48 years ago in 1977.

Alton locator map — Location of Alton on Texas map.

Quick Facts about Alton

Population	18,785 (2020)
Country	United States of America
State	Texas (United States)
County	Hidalgo County
Postal code	78573
Phone Area Codes	956
Area	18.88 km²
Latitude & Longitude	26.2873,-98.3134
Altitude	161 feet / 49 meters
Establishment	January 01, 1978 (48 years ago)
Time Zone	UTC−06:00
Local time	16:51:25 (22nd April 2026)
Density	995 Pop. per km² as of 2020
Population growth	34.3% (2010-2020)
Weather	89℉ Partly Sunny 7-days weather

Hidalgo County Alton locator map image

Geography

Alton is located at 26°17'14"N 98°18'48"W (26.2872900, -98.3133500).

Alton map

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Weather

89°F

Partly Sunny

6 to 10 mph SE Wednesday

Partly sunny, with a high near 89. Southeast wind 6 to 10 mph.

7-Day Forecast

Official website of Alton

Official Website

Demographics

The population of Alton increased by 34.3% in 10 years.

Year	Population	% Change	Method
2010	12,341	-	census
2011	14,330	13.88%	estimation process
2012	14,763	2.93%	estimation process
2013	14,953	1.27%	estimation process
2014	15,377	2.76%	estimation process
2015	15,584	1.33%	estimation process
2016	16,694	6.65%	estimation process
2017	17,090	2.32%	estimation process
2018	17,403	1.8%	estimation process
2019	18,105	3.88%	estimation process
2020	18,785	3.62%	estimation process

Services and Civic Places in Alton

1Alton City Hall

Rating: 2.3 (28)

509 S Alton Blvd, Alton, TX 78573 View details

Phone: +19564320760

Nearby Schools and Colleges

Schools and campuses linked to Alton, TX. Select a name to open its map and contact details.

Code	Name	City	ZIP
485926	GA Beauty & Barber School	McAllen (TX)	78501-3309
488299	Mission Beauty Institute	Mission (TX)	78572-4404
228219	Platt College-STVT-McAllen	McAllen (TX)	78501
489283	The College of Health Care Professions-McAllen Campus	McAllen (TX)	78504-4398
229425	UCAS University of Cosemtology Arts & Sciences-McAllen	McAllen (TX)	78504

Nearby Transit Stations (3)

Rail and bus stations connected to Alton, TX. Select a station to open its map and address details.

Code	Name	Address	Type
MEN	McAllen, Texas	1501 West US Hwy 83 Business	BUS
HGN	Harlingen, Texas	215 E. Monroe Ave.	BUS
BSV	Brownsville, Texas	1134 E. St. Charles Street	BUS

Nearby Post Offices

Closest post offices linked to Alton.

Post Office Name	City	ZIP
Mission Post Office	Mission (TX)	78572
Edinburg Post Office	Edinburg (TX)	78539
Downtown Mcallen Post Office	McAllen (TX)	78501
Mcallen Post Office	McAllen (TX)	78501
Penita Post Office	Penitas (TX)	78576

Other places with the same name (8)

Alton, Illinois city in Madison County, Illinois, United States with a population of 26,049 people.
Alton, New Hampshire town in New Hampshire (United States) with a population of 5,364 people.
Alton, Iowa human settlement in Sioux County, Iowa, United States of America with a population of 1,249 people.
Alton, Maine human settlement in Penobscot County, Maine, USA with a population of 858 people.
Alton, Missouri city in Missouri with a population of 823 people.
Alton, Utah town in Kane County, Utah, United States with a population of 119 people.
Alton, Kansas human settlement in Osborne County, Kansas, United States of America with a population of 92 people.
Alton, Indiana human settlement in Crawford County, Indiana, United States of America with a population of 54 people.

Other cities in Hidalgo County

Cities, towns, neighborhoods & other populated places in Hidalgo County , TX. (more)

City Name	Population	Title
McAllen	143,751	The second most populous city in Hidalgo County, Texas.
Edinburg	102,374	The most populous city in Hidalgo County, Texas.
Mission	84,496	A city in Hidalgo County, Texas.
Pharr	79,513	The most populous city in Hidalgo County, Texas.
Weslaco	43,273	The largest city in Hidalgo County, Texas.
San Juan	37,034	In Hidalgo County, Texas, San Juan is a city.
Alamo	20,556	Town in southern Texas, United States
Mercedes	16,598	City in Texas, USA
Donna	16,316	City in Hidalgo County, Texas, United States
Hidalgo	14,305	City in Hidalgo County, Texas, United States
La Homa	11,985	Census designated place
Elsa	7,120	City in Hidalgo County, Texas, United States
Mila Doce	6,222	Census designated place
Progreso	5,979	City in Hidalgo County, Texas
Palmview	5,839	City in Texas
Palmview South	5,575	Census designated place

Distance to Other Cities

Alton distances to largest Texas cities