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Power County, Idaho

Power County, Idaho
Power County Courthouse, American Falls
Seal of Power County, Idaho
Map of Idaho highlighting Power County
Location in the state of Idaho
Map of the United States highlighting Idaho
Idaho's location in the U.S.
Founded January 30, 1913
Named for power plant at the American Falls Dam
Seat American Falls
Largest city American Falls
 • Total 1,443 sq mi (3,737 km2)
 • Land 1,404 sq mi (3,636 km2)
 • Water 38 sq mi (98 km2), 2.7%
 • (2010) 7,817
 • Density 5.6/sq mi (2/km²)
Congressional district 2nd
Time zone Mountain: UTC-7/-6

Power County is a county located in the U.S. state of Idaho. As of the 2010 Census, the county had a population of 7,817.[1] The county seat and largest city is American Falls.[2] The county was created by the Idaho Legislature on January 30, 1913, by a partition of Cassia County. It is named for an early hydroelectric power plant (1902) at the American Falls.[3]


  • Geography 1
    • Adjacent counties 1.1
    • Major highways 1.2
    • National protected areas 1.3
  • Government 2
  • Demographics 3
  • Communities 4
    • Cities 4.1
    • Census-designated place 4.2
    • Unincorporated communities 4.3
  • See also 5
  • References 6
  • External links 7


According to the U.S. Census Bureau, the county has a total area of 1,443 square miles (3,740 km2), of which 1,404 square miles (3,640 km2) is land and 38 square miles (98 km2) (2.7%) is water.[4]

Adjacent counties

Major highways

National protected areas


After the resignation of Vicki Meadows in 2013, Power County's commissioners are:

  • H. Norman Wright
  • Ron Funk
  • Delane Anderson


As of the census[10] of 2000, there were 7,538 people, 2,560 households, and 1,968 families residing in the county. The population density was 5 people per square mile (2/km²). There were 2,844 housing units at an average density of 2 per square mile (1/km²). The racial makeup of the county was 83.78% White, 0.09% Black or African American, 3.29% Native American, 0.32% Asian, 0.04% Pacific Islander, 11.10% from other races, and 1.38% from two or more races. 21.73% of the population were Hispanic or Latino of any race. 18.0% were of German, 17.6% English and 10.9% American ancestry according to Census 2000.

There were 2,560 households out of which 40.90% had children under the age of 18 living with them, 63.40% were married couples living together, 8.80% had a female householder with no husband present, and 23.10% were non-families. 20.30% of all households were made up of individuals and 8.80% had someone living alone who was 65 years of age or older. The average household size was 2.92 and the average family size was 3.38.

In the county the population was spread out with 33.80% under the age of 18, 8.40% from 18 to 24, 25.40% from 25 to 44, 22.00% from 45 to 64, and 10.40% who were 65 years of age or older. The median age was 32 years. For every 100 females there were 101.00 males. For every 100 females age 18 and over, there were 99.90 males.

The median income for a household in the county was $32,226, and the median income for a family was $36,685. Males had a median income of $29,676 versus $20,930 for females. The per capita income for the county was $14,007. About 10.80% of families and 16.10% of the population were below the poverty line, including 20.10% of those under age 18 and 12.70% of those age 65 or over.



Census-designated place

Unincorporated communities

See also


  1. ^ a b "State & County QuickFacts". United States Census Bureau. Retrieved July 1, 2014. 
  2. ^ "Find a County". National Association of Counties. Retrieved 2011-06-07. 
  3. ^ - Power County accessed 2009-05-28
  4. ^ "US Gazetteer files: 2010, 2000, and 1990".  
  5. ^ "Annual Estimates of the Resident Population for Incorporated Places: April 1, 2010 to July 1, 2014". Retrieved June 4, 2015. 
  6. ^ "U.S. Decennial Census". United States Census Bureau. Retrieved July 1, 2014. 
  7. ^ "Historical Census Browser". University of Virginia Library. Retrieved July 1, 2014. 
  8. ^ "Population of Counties by Decennial Census: 1900 to 1990". United States Census Bureau. Retrieved July 1, 2014. 
  9. ^ "Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000" (PDF). United States Census Bureau. Retrieved July 1, 2014. 
  10. ^ "American FactFinder".  

External links

  • County website

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