Bonneville County, Idaho

Bonneville County: County in Idaho, United States

About

Bonneville County is a county located in the U.S. state of Idaho. As of the 2010 census, the population was 104,234 and a population density of 21 people per km². After 9 years in 2019 county had an estimated population of 119,062 inhabitants. Its county seat is Idaho Falls. The county was created 113 years ago in 1911.

Bonneville County locator map
Location of Bonneville County on Idaho map.

Quick Facts about Bonneville County

Population : 119,062 (2019)
Country : United States of America
State : Idaho (United States)
Area : 4923 km2
Water as percent of area : 1.8%
Land as percent of area : 98.2%
Named for : Benjamin Bonneville
Altitude : 6,335 feet / 1931 meters
Capital : Idaho Falls
Establishment : February 02, 1911
Time Zone : America/Boise
Local time : 03:18:26 (21st December 2024)
Density : 24 Pop. per km² as of 2019
Population growth : 12.45% (2010-2019)
Bonneville County Courthouse Idaho Falls image
Bonneville County Courthouse Idaho Falls
Bonneville County Courthouse Idaho Falls image
Bonneville County Courthouse Idaho Falls image

Geography

Bonneville County is located at 43°23'16"N 111°36'54"W (43.3877300, -111.6149300). It has 7 neighbors: Bingham County, Caribou County, Jefferson County, Madison County, Teton County, Lincoln County and Teton County.

Bonneville County map

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The largest city of Bonneville County is Idaho Falls with a population of 62,888. Other cities include, Ammon population 17,115, Iona population 2,354, Ucon population 1,161 and Irwin population 247. See all Bonneville County cities & populated places.

Bonneville County Populated Places

Cities, towns, neighborhoods & other populated places in Bonneville County.

City Name Population Title
Idaho Falls 62,888 The most populous city in Bonneville County, Idaho.
Ammon 17,115 City in Idaho, United States
Iona 2,354 City in Idaho, United States
Ucon 1,161 City in Bonneville County, Idaho, United States
Irwin 247 City in Bonneville County, Idaho, United States
Swan Valley 245 City in Bonneville County, Idaho, United States

Bonneville County has 7 neighbours.

  • Idaho Falls

Demographics

The population of Bonneville County increased by 12.45% in 9 years.

Year Population % Change Method
2010 104,234 - census
2011 105,813 1.49% estimation process
2012 106,764 0.89% estimation process
2013 107,369 0.56% estimation process
2014 108,236 0.8% estimation process
2015 109,849 1.47% estimation process
2016 112,118 2.02% estimation process
2017 114,488 2.07% estimation process
2018 116,444 1.68% estimation process
2019 119,062 2.2% estimation process

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People born in Bonneville County (1)

American politician and senator Mike Crapo was born in Bonneville County

Idaho Other Counties (more counties)

County Name Population Title
Ada County 481,587 County in Idaho, United States
Canyon County 229,849 County in Idaho, United States
Boise 228,959 The capital of Idaho.
Kootenai County 165,697 County in Idaho, United States
Meridian 114,161 The most populous city in Ada County, Idaho.
Nampa 99,277 The most populous city in Canyon County, Idaho.
Bannock County 87,808 County in Idaho, United States
Twin Falls County 86,878 County in Idaho, United States
Idaho Falls 62,888 The most populous city in Bonneville County, Idaho.
Caldwell 58,481 The most populous city in Canyon County, Idaho.
Pocatello 56,637 The most populous city in Bannock County, Idaho.
Coeur d'Alene 52,414 A city in Kootenai County, Idaho.
Twin Falls 50,197 The most populous city in Twin Falls County, Idaho.
Bingham County 46,811 County in Idaho, United States
Bonner County 45,739 County in Idaho, United States
Nez Perce County 40,408 County in Idaho, United States