Blaine County, Idaho

Blaine County: County in Idaho, United States

About

Blaine County is a county located in the U.S. state of Idaho. As of the 2010 census, the population was 21,376 and a population density of 3 people per km². After 9 years in 2019 county had an estimated population of 23,021 inhabitants. Its county seat is Hailey. The county was created 129 years ago in 1895.

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

Quick Facts about Blaine County

Population : 23,021 (2019)
Country : United States of America
State : Idaho (United States)
Different from : Blaine County, Blaine County, Blaine County
Area : 6892 km2
Water as percent of area : 0.6%
Land as percent of area : 99.4%
Named for : James G. Blaine
Altitude : 7,530 feet / 2295 meters
Capital : Hailey
Establishment : March 03, 1895
Time Zone : America/Boise
Local time : 06:41:31 (21st December 2024)
Density : 3 Pop. per km² as of 2019
Population growth : 7.15% (2010-2019)
Blaine County Courthouse Hailey ID1 image
Blaine County Courthouse Hailey ID1
Blaine County Courthouse Hailey ID1 image
Blaine County Courthouse Hailey ID1 image

Geography

Blaine County is located at 43°24'44"N 113°58'49"W (43.4123300, -113.9804000). It has 5 neighbors: Custer County, Camas County, Lincoln County, Minidoka County and Power County.

Blaine County map

Click "full screen" full screen map icon to open full mode. View satellite images

The largest city of Blaine County is Hailey with a population of 8,689. Other cities include, Ketchum population 2,855, Bellevue population 2,456, Sun Valley population 1,486 and Carey population 645. See all Blaine County cities & populated places.

Blaine County Populated Places

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

City Name Population Title
Hailey 8,689 City in Idaho
Ketchum 2,855 City in Blaine County, Idaho, United States
Bellevue 2,456 City in Idaho, United States
Sun Valley 1,486 Resort city in Blaine County, Idaho, United States
Carey 645 City in Blaine County, Idaho, United States

Blaine County has 5 neighbours.

  • Hailey

Demographics

The population of Blaine County increased by 7.15% in 9 years.

Year Population % Change Method
2010 21,376 - census
2011 21,083 -1.39% estimation process
2012 21,127 0.21% estimation process
2013 21,325 0.93% estimation process
2014 21,455 0.61% estimation process
2015 21,636 0.84% estimation process
2016 22,062 1.93% estimation process
2017 22,373 1.39% estimation process
2018 22,771 1.75% estimation process
2019 23,021 1.09% estimation process

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People born in Blaine County (2)

People born in Blaine County, including bicycle racer Joshua Berry, Levi Siver, .

List

Other places with the same name (4)

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
Bonneville County 119,062 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