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Gem County, Idaho
Seal of Gem County, Idaho
Map of Idaho highlighting Gem County
Location in the state of Idaho
Map of the U.S. highlighting Idaho
Idaho's location in the U.S.
Founded March 15, 1915
Named for The state nickname, "Gem State".
Seat Emmett
 - Total
 - Land
 - Water

566 sq mi (1,465 km²)
563 sq mi (1,457 km²)
3 sq mi (8 km²), 0.56%
 - (2000)
 - Density


Gem County is a county located in the U.S. state of Idaho. As of the 2000 Census the county had a population of 15,181 (2005 estimate: 16,273) [1]. The county seat is Emmett6.

Gem County is home to the Idaho ground squirrel.

Gem County is part of the Boise City-Nampa, ID Metropolitan Statistical Area.


Established March 15, 1915 and named for the state nickname, "Gem State." Fur trappers were in the area as early as 1818 and Alexander Ross explored Squaw Creek in 1824. Prospectors and miners moved through the county in 1862 in route to the gold rush in the Boise Basin, and by the next year irrigation began along the Payette River.[2]


According to the U.S. Census Bureau, the county has a total area of 1,465 km² (566 sq mi). 1,457 km² (563 sq mi) of it is land and 8 km² (3 sq mi) of it (0.56%) is water.

Adjacent Counties[]


As of the census2 of 2000, there were 15,181 people, 5,539 households, and 4,176 families residing in the county. The population density was 10/km² (27/sq mi). There were 5,888 housing units at an average density of 4/km² (10/sq mi). The racial makeup of the county was 93.79% White, 0.73% Native American, 0.36% Asian, 0.07% Black or African American, 0.06% Pacific Islander, 3.16% from other races, and 1.83% from two or more races. 6.92% of the population were Hispanic or Latino of any race.

There were 5,539 households out of which 34.00% had children under the age of 18 living with them, 63.40% were married couples living together, 8.40% had a female householder with no husband present, and 24.60% were non-families. 20.80% of all households were made up of individuals and 9.90% had someone living alone who was 65 years of age or older. The average household size was 2.70 and the average family size was 3.12.

In the county the population was spread out with 28.00% under the age of 18, 7.60% from 18 to 24, 25.30% from 25 to 44, 23.50% from 45 to 64, and 15.60% who were 65 years of age or older. The median age was 38 years. For every 100 females there were 98.70 males. For every 100 females age 18 and over, there were 96.70 males.

The median income for a household in the county was $34,460, and the median income for a family was $40,195. Males had a median income of $31,036 versus $20,755 for females. The per capita income for the county was $15,340. About 11.60% of families and 13.10% of the population were below the poverty line, including 15.60% of those under age 18 and 13.90% of those age 65 or over.

Cities and towns[]


Unincorporated communities[]


"Gem County". State website. Retrieved 2005-09-23. 

External links[]

Coordinates: 44°04′N 116°25′W / 44.06, -116.41

This page uses content from the English language Wikipedia. The original content was at Gem County, Idaho. The list of authors can be seen in the page history. As with this Familypedia wiki, the content of Wikipedia is available under the Creative Commons License.