Green River, Sweetwater County, Wyoming

Green River: River in Wyoming, Utah, and Colorado, in the United States, that is a tributary of the Colorado River


Green River is a city located in the county of Sweetwater in the U.S. state of Wyoming. Its population at the 2010 census was 12,515. After 10 years in 2020 city had an estimated population of 11,788 inhabitants.

Quick Facts about Green River

Population : 11,788 (2020)
Country : United States of America
State : Wyoming (United States)
County : Sweetwater County
Drainage basin : Green River Basin
Altitude : 6,115 feet / 1864 meters
Time Zone : America/Denver
Local time : 10:14:21 (2nd February 2023)
Postal code : 82935
Population growth : -6.17% (2010-2020)
Mineral-Bottom image
Mineral-Bottom image


Green River is located at 41°31'43"N 109°27'59"W (41.5285800, -109.4662500).

Green River map


According to census records, the population of Green River decreased by 6.17% in 10 years.

Year Population % Change Method
2010 12,515 - census
2011 12,432 -0.67% estimation process
2012 12,693 2.06% estimation process
2013 12,647 -0.36% estimation process
2014 12,567 -0.64% estimation process
2015 12,413 -1.24% estimation process
2016 12,237 -1.44% estimation process
2017 12,042 -1.62% estimation process
2018 11,919 -1.03% estimation process
2019 11,759 -1.36% estimation process
2020 11,788 0.25% estimation process

Green River zip code is 82935. County name: Sweetwater, County fips: 56037

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Schools in Green River

College & universities near Green River, WY

Code Name City ZIP
240693 Western Wyoming Community College Rock Springs (WY) 82901

Post offices near Green River

Post Office Name City ZIP
Green River Post Office Green River (WY) 82935

Other places with the same name (2)

  • Green River , Utah city in Emery County, Utah, United States with a population of 957 people.

Other cities in Sweetwater County

Cities, Towns, Neighborhoods & Other Populated Places in Sweetwater County , WY.

City Name Population Title
Rock Springs 22,943 City in Sweetwater County, Wyoming, United States
North Rock Springs 2,207 Census-designated place in Sweetwater County, Wyoming
Wamsutter 467 Town of the United States
Superior 312 Town of the United States
Granger 128 Town in Wyoming
Bairoil 97 Town of the United States

Distance to Other Cities

Green River distances to largest Wyoming cities