Powder River, Wyoming

Powder River is a census-designated place (CDP) in Natrona County, Wyoming, United States. It is part of the Casper, Wyoming Metropolitan Statistical Area. The population was 44 at the 2010 census.

Powder River, Wyoming
Post Office in Powder River
Post Office in Powder River
Location of Powder River, Wyoming
Location of Powder River, Wyoming
Coordinates: 43°2′5″N 106°59′26″W / 43.03472°N 106.99056°W / 43.03472; -106.99056Coordinates: 43°2′5″N 106°59′26″W / 43.03472°N 106.99056°W / 43.03472; -106.99056
CountryUnited States
 • Total6.0 sq mi (15.4 km2)
 • Land5.9 sq mi (15.3 km2)
 • Water0.0 sq mi (0.1 km2)
5,719 ft (1,743 m)
 • Total44
 • Density7.3/sq mi (2.9/km2)
Time zoneUTC-7 (Mountain (MST))
 • Summer (DST)UTC-6 (MDT)
ZIP code
Area code(s)307
FIPS code56-62305[2]
GNIS feature ID1593001[3]


A post office called Powder River has been in operation since 1904.[4] The community was named after the Powder River.[5]


According to the United States Census Bureau, the CDP has a total area of 6.0 square miles (15.4 km²), of which, 5.9 square miles (15.3 km²) of it is land and 0.1 square miles (0.1 km²) of it (0.84%) is water.[6]


As of the census[2] of 2000, there were 51 people, 24 households, and 13 families residing in the CDP. The population density was 8.6 people per square mile (3.3/km²). There were 44 housing units at an average density of 7.4/sq mi (2.9/km²). The racial makeup of the CDP was 100.00% White.

There were 24 households out of which 20.8% had children under the age of 18 living with them, 54.2% were married couples living together, 4.2% had a female householder with no husband present, and 41.7% were non-families. 25.0% of all households were made up of individuals and 12.5% had someone living alone who was 65 years of age or older. The average household size was 2.13 and the average family size was 2.64.

In the CDP, the population was spread out with 17.6% under the age of 18, 5.9% from 18 to 24, 19.6% from 25 to 44, 39.2% from 45 to 64, and 17.6% who were 65 years of age or older. The median age was 50 years. For every 100 females, there were 104.0 males. For every 100 females age 18 and over, there were 121.1 males.

The median income for a household in the CDP was $40,804, and the median income for a family was $75,487. Males had a median income of $41,786 versus $13,750 for females. The per capita income for the CDP was $32,782. None of the population or the families were below the poverty line.


  1. ^ "2010 City Population and Housing Occupancy Status". U.S. Census Bureau. Retrieved July 13, 2012.[dead link]
  2. ^ a b "U.S. Census website". United States Census Bureau. Retrieved 2008-01-31.
  3. ^ "US Board on Geographic Names". United States Geological Survey. 2007-10-25. Retrieved 2008-01-31.
  4. ^ "Natrona County". Jim Forte Postal History. Retrieved 22 March 2015.
  5. ^ Chicago and North Western Railway Company (1908). A History of the Origin of the Place Names Connected with the Chicago & North Western and Chicago, St. Paul, Minneapolis & Omaha Railways. p. 115.
  6. ^ "2010 Wyoming Place Names". U.S. Census Bureau. Archived from the original on April 11, 2011. Retrieved July 13, 2012.