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Welcome To KEY TO THE CITY's Page For
Green River
Sweetwater County, Wyoming


Page Contents for Green River, Wyoming

Statistics & Facts

Weather & Climate

History & History-related items

City Attractions


Chamber of Commerce.

Community events.

Organizations, Churches, and Sports.




Statistics & Facts

The Wyoming state capital is Cheyenne.
The population of Green River is approximately 11,808 (2000), 12515 (2010).
The approximate number of families is 4,521 (1990), 4642 (2010).
The amount of land area in Green River is 29.031 sq. kilometers.
The amount of surface water is 0.816 sq kilometers.
The distance from Green River to Washington DC is 1790 miles.
The distance to the Wyoming state capital is 249 miles. (as the crow flies)
Green River is positioned 41.51 degrees north of the equator and 109.46 degrees west of the prime meridian.
Green River elevation is 6,200 feet above sea level.
Green River per capita income is $ 30,400 (2002).
Green River median income is $ 46,537 (2002).
Green River average annual rainfall is 5.5 inches per year
Green River average annual precipitation is 8.7 inches peryear.
Green River average annual snowfall is 34.9 inches per year.
Green River average annual humidity is 45%
Green River average temperature is 44.2 degrees F.
The average winter temperature is 18.0 degrees F.
The average summer temperature is 68.0 degrees F.


seasonal with all four seasons represented. Most of the yearly moisture comes in the form of snow rather than rain. There is an average of 244 days of sunshine each year. The area is usually invigorated by brisk winds in the afternoons each day.
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enjoyable. Here is a current weather page for the area.
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History & History Related Items

Green River was incorporated in 1868 before Wyoming was even a state. It was then located in the Dakota Territory. It was incorporated again in May, 1891 due to statehood. Green River began as a railroad town with the Union Pacific Railroad. It became a Divison Point on the railroad in 1872. In 1875, Green River became the county seat of Sweetwater County. A large depot was built with a shop and yard. The town was named for the Green River that goes through the city.

Mining became a prominent part of the local economy during the 1950's with a steadily increasing prominance.

Check this historical information for the area.
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Green River City Government

City of Green River
50 E 2nd North St
Green River, WY 82935-4206
Phone: 307-872-0500

Green River is the County seat of Sweetwater County.

Green River Chamber

Wyoming's High Desert Country

Green River Chamber of Commerce
541 East Flaming Gorge Way
Green River, WY 82935
Call: 800-FL-GORGE or 307-875-5711
Fax: 307-875-8993

Green River Community Events

August each year
Run with the Horses Marathon
held in August each year.

August each year
Powell Plunge River Festival

Green River Organizations

Wyoming's High Desert Country

Green River Chamber of Commerce
541 East Flaming Gorge Way
Green River, WY 82935
Call: 800-FL-GORGE or 307-875-5711
Fax: 307-875-8993

Green River Libraries

Sweetwater County Libraries

Sweetwater County Library
300 N 1st East St
Green River, WY 82935-4221
Phone: 307-875-3615

Green River Schools

Sweetwater County School District #2
320 Monroe St.
Green River, WY 82935
Phone: 307-875-4135

Green River High School

Western Wyoming Community College
2500 College Drive
Rock Springs, WY 82901
Phone: (307) 382-1600 Green River


The population of Green River was:
1970 - 4,200
1980 - 12,807
1985 - 14,705
1990 - 12,711
1995 - 13,000
2000 - 11,808

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