Idaho County, Idaho
|Idaho County, Idaho|
Location in the state of Idaho
Idaho's location in the U.S.
|Founded||February 4, 1864|
|Named for||A steamer called Idaho that was launched on the Columbia River in 1860.|
|• Total||8,502.48 sq mi (22,021 km2)|
|• Land||8,484.88 sq mi (21,976 km2)|
|• Water||17.59 sq mi (46 km2), 0.21%|
|• Density||1.9/sq mi (1/km²)|
|Time zones||Pacific: UTC-8/-7
North of Salmon River
South of Salmon River
Idaho County is a county located in the U.S. state of Idaho. As of the 2010 Census, the county had a population of 16,267. The county seat is Grangeville. Previous county seats of the area were Florence (1864–75) and Mount Idaho (1875–1902).
Idaho County was originally founded as a region of Washington Territory in 1861, named for a steamer called Idaho that was launched on the Columbia River in 1860. It was reorganized by the Idaho Territorial Legislature on February 4, 1864. In this context, the name of the county predates both the Idaho Territory and the State of Idaho.
According to the 2000 census, the county has a total area of 8,502.48 square miles (22,021.3 km2), the largest county in Idaho, of which 8,484.88 square miles (21,975.7 km2) (or 99.79%) is land and 17.59 square miles (45.6 km2) (or 0.21%) is water.
- Clearwater County – north
- Missoula County, Montana – northeast
- Ravalli County, Montana – east
- Lemhi County – southeast
- Valley County – south
- Adams County – southwest
- Wallowa County, Oregon – west
- Nez Perce County – northwest
- Lewis County – northwest
National protected areas
- Bitterroot National Forest – (part)
- Clearwater National Forest – (part)
- Hells Canyon National Recreation Area – (part)
- Nez Perce National Forest
- Nez Perce National Historical Park – (part)
- Payette National Forest – (part)
- Salmon-Challis National Forest – (part)
- Wallowa–Whitman National Forest – (part)
- Frank Church-River of No Return Wilderness – (part)
- Gospel Hump Wilderness
- Hells Canyon Wilderness – (part)
- Selway-Bitterroot Wilderness – (part)
There are 4,431,720 acres (17,934.535 km², or 6,924.563 sq mi) of National Forest land within the county, more than in any county (or borough) outside of Alaska. National Forests and their acreage within the county are: Nez Perce National Forest 2,224,091; Clearwater National Forest 870,807; Payette National Forest 804,853; Bitterroot National Forest 464,108; Salmon National Forest 66,074; and Wallowa National Forest 1,787. The Nez Perce National Forest is located entirely within the county's borders, and is the largest National Forest lying within a single county.
Idaho County is one of the few counties in the United States with two time zones, divided by the Salmon River. Most of the county is in the Pacific Time Zone, but those areas south of the Salmon River, including Riggins, but not the towns of Burgdorf and Warren, are in the Mountain Time Zone.
- Chamberlain USFS Airport (U79) – Chamberlain Guard Station
- Cold Meadows USFS Airport (U81) – Cold Meadows Guard Station
- Cottonwood Municipal Airport (S84) – Cottonwood
- Dixie USFS Airport (A05) – Dixie
- Wilson Bar USFS Airport (C48) – Dixie
- Elk City Airport (S90) – Elk City
- Fish Lake USFS Airport (S92) – Fish Lake
- Idaho County Airport (S80) – Grangeville
- Kamiah Municipal Airport (S73) – Kamiah
- Kooskia Municipal Airport (S82) – Kooskia
- Moose Creek USFS Airport (1U1) – Moose Creek Ranger Station
- Orogrande Airport (USFS) (75C) – Orogrande
- Shearer USFS Airport (2U5) – Shearer
- Slate Creek Airport (1S7) – Slate Creek
- Warren USFS Airport (3U1) – Warren
As of the census of 2000, there were 15,511 people, 6,084 households, and 4,295 families residing in the county. The population density was 2 people per square mile (1/km²). There were 7,537 housing units at an average density of 1 per square mile (0/km²). The racial makeup of the county was 94.12% White, 0.08% Black or African American, 2.89% Native American, 0.26% Asian, 0.02% Pacific Islander, 0.91% from other races, and 1.72% from two or more races. 1.57% of the population were Hispanic or Latino of any race. 29.7% were of German, 12.9% American, 11.7% English and 9.0% Irish ancestry according to Census 2000.
There were 6,084 households out of which 29.20% had children under the age of 18 living with them, 60.80% were married couples living together, 6.30% had a female householder with no husband present, and 29.40% were non-families. 25.30% of all households were made up of individuals and 11.70% had someone living alone who was 65 years of age or older. The average household size was 2.46 and the average family size was 2.95.
In the county the population was spread out with 25.00% under the age of 18, 6.30% from 18 to 24, 23.30% from 25 to 44, 28.40% from 45 to 64, and 17.00% who were 65 years of age or older. The median age was 42 years. For every 100 females there were 103.60 males. For every 100 females age 18 and over, there were 104.90 males.
The median income for a household in the county was $29,515, and the median income for a family was $33,919. Males had a median income of $28,383 versus $18,214 for females. The per capita income for the county was $14,411. About 12.50% of families and 16.30% of the population were below the poverty line, including 21.00% of those under age 18 and 10.00% of those age 65 or over.
|Cottonwood||900||3,497 ft (1,066 m)|
|Ferdinand||159||3,720 ft (1,134 m)|
|Grangeville||3,141||3,399 ft (1,036 m)|
|Kooskia||607||1,293 ft (394 m)|
|Riggins||419||1,821 ft (555 m)|
|Stites||221||1,306 ft (398 m)|
|White Bird||91||1,581 ft (482 m)|
- "Find a County". National Association of Counties. Retrieved 2011-06-07.
- "Census 2000 U.S. Gazetteer Files: Counties". United States Census. Retrieved 2011-02-13.
- Table 6 – NFS Acreage by State, Congressional District, and County, 30 September 2008
- Time in the United States – Mountain/Pacific boundary
- "U.S. Decennial Census". Census.gov. Retrieved July 25, 2013.
- "Annual Estimates of the Resident Population: April 1, 2010 to July 1, 2012". Census.gov. Retrieved July 25, 2013.
- "American FactFinder". United States Census Bureau. Retrieved 2008-01-31.
|Wikisource has the text of an 1879 American Cyclopædia article about Idaho County, Idaho.|
||Nez Perce County and Lewis County||Clearwater County||Missoula County, Montana|
|Wallowa County, Oregon||Ravalli County, Montana|
|Adams County||Valley County||Lemhi County|