Nez Perce County, Idaho

Nez Perce County: County in Idaho, United States

About

Nez Perce County is a county located in the U.S. state of Idaho. As of the 2010 census, the population was 39,265 and a population density of 18 people per km². After 9 years in 2019 county had an estimated population of 40,408 inhabitants. Its county seat is Lewiston. The county was created 161 years ago in 1864.

Nez Perce County locator map
Location of Nez Perce County on Idaho map.

Quick Facts about Nez Perce County

Population : 40,408 (2019)
Country : United States of America
State : Idaho (United States)
Different from : Nezperce
Area : 2218 km2
Water as percent of area : 0.85%
Land as percent of area : 99.15%
Named for : Nez Perce people
Altitude : 1,594 feet / 486 meters
Capital : Lewiston
Establishment : February 02, 1864
Time Zone : America/Los_Angeles
Local time : 00:46:04 (22nd February 2025)
Density : 18 Pop. per km² as of 2019
Population growth : 2.83% (2010-2019)
Lewiston ID St. Stanislaus image
Lewiston ID St. Stanislaus
Lewiston ID St. Stanislaus image
Lewiston ID St. Stanislaus image

Geography

Nez Perce County is located at 46°19'36"N 116°45'1"W (46.3267600, -116.7502400). It has 7 neighbors: Clearwater County, Idaho County, Latah County, Lewis County, Wallowa County, Asotin County and Whitman County.

Nez Perce County map

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The largest city of Nez Perce County is Lewiston with a population of 32,788. Other cities include, Lewiston Orchards population 31,422, Lapwai population 1,137 and Culdesac population 383. See all Nez Perce County cities & populated places.

Nez Perce County Populated Places

Cities, towns, neighborhoods & other populated places in Nez Perce County.

City Name Population Title
Lewiston 32,788 City in Nez Perce County, Idaho, USA
Lewiston Orchards 31,422 City in Nez Perce County, Idaho, United States of America
Lapwai 1,137 City in Nez Perce County, Idaho, United States
Culdesac 383 City in Nez Perce County, Idaho, United States

Nez Perce County has 7 neighbours.

  • Lewiston

Demographics

The population of Nez Perce County increased by 2.83% in 9 years.

Year Population % Change Method
2010 39,265 - census
2011 39,438 0.44% estimation process
2012 39,504 0.17% estimation process
2013 39,798 0.74% estimation process
2014 39,841 0.11% estimation process
2015 39,995 0.39% estimation process
2016 40,136 0.35% estimation process
2017 40,289 0.38% estimation process
2018 40,256 -0.08% estimation process
2019 40,408 0.38% estimation process

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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