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Lewiston

city

Lewiston, Idaho, nestled in the north-central part of the state within Nez Perce County, serves as the county seat and a key city in the Lewiston, ID-WA Metropolitan Statistical Area. Positioned at the confluence of the Snake and Clearwater rivers, it holds the distinction of being Idaho's only seaport, thanks to dams and locks that enable some ocean-going vessels to reach its port. As of 2020, Lewiston had a population of 34,203, making it the third-largest city in northern Idaho. Lewiston's economy is diverse, with key industries including agriculture, paper and timber products, light manufacturing, and ammunition production. The city acts as a regional hub for transportation, retail, healthcare, and entertainment, supporting a market and trade area of approximately 180,000 people. Major employers include Clearwater Paper, Lewis-Clark State College, and the Lewiston Independent School District. Lewiston is notable for its historical significance, having been founded in 1861 following a gold rush and briefly serving as the first capital of the Idaho Territory in 1863. The city was named in honor of Meriwether Lewis of the Lewis and Clark Expedition, who camped near the site in 1805. Its unique position as Idaho's only seaport and its access to outdoor recreational opportunities, including the nearby Hells Canyon National Recreation Area, contribute to its distinctive character.

Lewiston, Idaho

Overview
Classification
City
FIPS Code
16-46540
Country
United States
County
Nez Perce County
Geography
Region
Lewis-Clark Valley
Elevation
745 ft
Total Area
18.1 sq mi
Land Area
17.3 sq mi
Water Area
0.8 sq mi
Latitude
46.41
Longitude
-117.02
Climate
Semi-arid climate with hot, dry summers and mild, wet winters
Notable Features
Snake River · Clearwater River · Hells Canyon
Neighboring Areas
Clarkston, Washington
Demographics
Population (2020)
34,203
Est. Population (2026)
34,914
Median Age
39.8
Median Income
$60,581
Poverty Rate
12.52%
Family Households
61.3%
Owner-Occupied
67.5%
Racial & Ethnic Composition
90.5% White, 1.3% Native American, 1.0% Asian, 0.2% African American, 5.79% Two or more races
Governance
Government Type
Strong-Mayor
Governing Body
City Council
School District
Lewiston Independent School District #1
Municipal Services
Police · Fire · Public Works · Parks & Recreation · Library
Economy
Unemployment Rate
3.4%
Economic Profile
Regional hub · Transportation · Retail · Healthcare · Education · Manufacturing · Agriculture
Employment Sectors
Health Care & Social Assistance · Manufacturing · Retail Trade
Major Employers
Clearwater Paper · CCI/Speer · Lewis-Clark State College · St. Joseph Regional Medical Center · City of Lewiston · Lewiston Independent School District
Education
School Districts
Lewiston Independent School District #1
Colleges & Universities
Lewis-Clark State College
Infrastructure
Transportation
Highways · Rail service · Lewiston-Nez Perce County Airport · Port of Lewiston
Utilities
Municipal water · Municipal power · Fiber/broadband
Major Facilities
St. Joseph Regional Medical Center · Lewiston-Nez Perce County Airport · Lewiston Community Center
Recreation
Outdoor Access
Yes
Major Recreation Areas
Hells Gate State Park · Clearwater River · Snake River
Parks & Trails
City parks (23 parks) · Walking paths
History
Founded
1861
Incorporated
1863
Named After
Meriwether Lewis
Historical Significance
First incorporated town in Idaho, first capital of Idaho Territory, and Idaho's only seaport
Key Events
Founded after gold rush in Pierce, Idaho · First capital of Idaho Territory (1863-1864) · Idaho's first seaport · Home to Idaho's first public school in 1862