Alton, Iowa

Alton: human settlement in Sioux County, Iowa, United States of America

About

Alton is a city located in the county of Sioux in the U.S. state of Iowa. Its population at the 2010 census was 1,216 and a population density of 247 people per km². After 10 years in 2020 city had an estimated population of 1,249 inhabitants.

Quick Facts about Alton

Population 1,249 (2020)
Country United States of America
State Iowa (United States)
County Sioux County
Postal code 51003
Phone Area Codes 712
Area 4.92 km2
Latitude & Longitude 42.9875,-96.0106
Altitude 1,325 feet / 404 meters
Time Zone UTC−06:00
Local time 05:26:38 (17th April 2026)
Density 254 Pop. per km² as of 2020
Population growth 2.64% (2010-2020)
Weather 66℉ Chance Rain Showers 7-days weather

Geography

Alton is located at 42°59'15"N 96°0'38"W (42.9874900, -96.0105700).

Alton map

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Weather

66°F
Chance Rain Showers
15 to 25 mph WSW Friday

A chance of rain showers after 7am. Partly sunny. High near 66, with temperatures falling to around 58 in the afternoon. West southwest wind 15 to 25...

7-Day Forecast

Demographics

The population of Alton increased by 2.64% in 10 years.

Year Population % Change Method
2010 1,216 - census
2011 1,229 1.06% estimation process
2012 1,244 1.21% estimation process
2013 1,255 0.88% estimation process
2014 1,263 0.63% estimation process
2015 1,267 0.32% estimation process
2016 1,268 0.08% estimation process
2017 1,259 -0.71% estimation process
2018 1,257 -0.16% estimation process
2019 1,248 -0.72% estimation process
2020 1,249 0.08% estimation process
Alton zip code is 51003. County name: Sioux, County fips: 19167

People born in Alton (6)

People born in Alton, including television evangelist Robert H. Schuller, politician Dave Mulder, activist Mildred Jeffrey, .

More notable people

  • James T. Klein (American politician) he was born in 31/07/1937
  • Dan Murphy (American physician) he was born in 23/09/1944
  • Alice Gustava Smith (teacher and poet) she was born in 01/01/1899

Nearby Schools and Colleges

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

Code Name City ZIP
154101 Northwestern College Orange City (IA) 51041

Closest post offices linked to Alton.

Post Office Name City ZIP
Alton Post Office Alton (IA) 51003

Other places with the same name (8)

  • Alton, Illinois city in Madison County, Illinois, United States with a population of 26,049 people.
  • Alton, Texas city in Texas with a population of 18,785 people.
  • Alton, New Hampshire town in New Hampshire (United States) with a population of 5,364 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 Sioux County

Cities, towns, neighborhoods & other populated places in Sioux County , IA.

City Name Population Title
Sioux Center 7,665 City in Sioux County, Iowa, United States of America
Orange City 6,182 City in Western Iowa
Rock Valley 3,901 City in Sioux County, Iowa, United States of America
Hawarden 2,443 City in Sioux County, Iowa, United States
Hull 2,296 City in Sioux County, Iowa, United States
Hospers 699 Human settlement in Sioux County, Iowa, United States of America
Boyden 682 Human settlement in Sioux County, Iowa, United States of America
Granville 303 City in Iowa, United States
Maurice 270 Human settlement in Sioux County, Iowa, United States of America
Matlock 89 Human settlement in Sioux County, Iowa, United States of America
Chatsworth 81 City in Iowa, United States

Distance to Other Cities

Alton distances to largest Iowa cities