Custer County is a rural mountain county in the center of the U.S. state of Idaho. As of the 2020 census, the population was 4,275,[1] making it the fifth-least populous county in Idaho. The county seat is Challis.[2] Established in 1881, the county was named for the General Custer Mine, where gold was discovered five years earlier. Custer County relies on ranching, mining, and tourism as its main resources.[3]

Custer County
Mill used to process gold and silver ore at Yankee Fork mining operations.
Mill used to process gold and silver ore at Yankee Fork mining operations.
Official seal of Custer County
Map of Idaho highlighting Custer County
Location within the U.S. state of Idaho
Map of the United States highlighting Idaho
Idaho's location within the U.S.
Coordinates: 44°14′N 114°17′W / 44.23°N 114.29°W / 44.23; -114.29
Country United States
State Idaho
FoundedJanuary 8, 1881
Named forGeneral Custer gold mine
SeatChallis
Largest cityChallis
Area
 • Total
4,937 sq mi (12,790 km2)
 • Land4,921 sq mi (12,750 km2)
 • Water16 sq mi (40 km2)  0.3%
Population
 (2020)
 • Total
4,249 Decrease
 • Density0.88/sq mi (0.34/km2)
Time zoneUTC−7 (Mountain)
 • Summer (DST)UTC−6 (MDT)
Congressional district2nd
Websitewww.co.custer.id.us
Leatherman Peak, 12,228 feet (3,727 m), second highest in Idaho, in the Lost River Range in eastern Custer County

Geography

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According to the U.S. Census Bureau, the county has a total area of 4,937 square miles (12,790 km2), of which 4,721 square miles (12,230 km2) is land and 16 square miles (41 km2) (0.3%) is water.[4] It is the third-largest county in Idaho by area.

The Lost River Range, the state's highest mountains, are located in eastern Custer County. The highest is Borah Peak, the highest natural point in Idaho at 12,662 feet (3,859 m). On the western border of the county is Idaho's famous Sawtooth Range; the tallest is Thompson Peak in Custer County, above picturesque Redfish Lake. Twenty miles (32 km) east are the White Cloud Mountains, the tallest of which is Castle Peak at 11,815 feet (3,601 m).

The Salmon River and Big Lost River flow through Custer County.

Adjacent counties

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Major highways

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National protected areas

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Demographics

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Historical population
CensusPop.Note
18901,870
19002,0499.6%
19103,00146.5%
19203,55018.3%
19303,162−10.9%
19403,54912.2%
19503,318−6.5%
19602,996−9.7%
19702,967−1.0%
19803,38514.1%
19904,13322.1%
20004,3425.1%
20104,3680.6%
20204,275−2.1%
2023 (est.)4,523[5]5.8%
U.S. Decennial Census[6]
1790–1960[7] 1900–1990[8]
1990–2000[9] 2010–2020[1]

2000 census

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As of the census[10] of 2000, there were 4,342 people, 1,770 households, and 1,196 families living in the county. The population density was 0.88 people per square mile (0.34 people/km2). There were 2,983 housing units at an average density of 0.60 units per square mile (0.23 units/km2). The racial makeup of the county was 97.28% White, 0.55% Native American, 0.02% Asian, 0.02% Pacific Islander, 1.17% from other races, and 0.94% from two or more races. 4.21% of the population were Hispanic or Latino of any race. 18.6% were of English, 17.0% German, 10.9% Irish and 9.9% American ancestry.

There were 1,770 households, out of which 29.90% had children under the age of 18 living with them, 60.10% were married couples living together, 4.40% had a female householder with no husband present, and 32.40% were non-families. 27.70% of all households were made up of individuals, and 11.30% had someone living alone who was 65 years of age or older. The average household size was 2.41 and the average family size was 2.96.

In the county, the population was distributed as follows: 25.50% were under 18, 4.80% were between 18 and 24, 25.90% were between 25 and 44, 29.30% were between 45 and 64, and 14.50% were 65 or older. The median age was 41 years. There were 104.50 males for every 100 females, and for every 100 females aged 18 and over, there were 106.80 males.

The median income for a household in the county was $32,174, and the median income for a family was $39,551. Males had a median income of $32,255 versus $21,463 for females. The per capita income for the county was $15,783. About 10.70% of families and 14.30% of the population were below the poverty line, including 16.70% of those under age 18 and 12.80% of those age 65 or over.

2010 census

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As of the 2010 United States Census, there were 4,368 people, 1,936 households, and 1,244 families living in the county.[11] The population density was 0.9 inhabitants per square mile (0.35/km2). There were 3,103 housing units at an average density of 0.6 units per square mile (0.23 units/km2).[12] The racial makeup of the county was 96.4% white, 0.6% American Indian, 0.2% black or African American, 0.2% Asian, 0.1% Pacific islander, 1.5% from other races, and 1.0% from two or more races. Those of Hispanic or Latino origin made up 4.0% of the population.[11] In terms of ancestry, 34.3% were English, 25.6% were German, 19.5% were Irish, and 2.8% were American.[13]

Of the 1,936 households, 24.2% had children under the age of 18 living with them, 55.7% were married couples living together, 4.8% had a female householder with no husband present, 35.7% were non-families, and 30.2% of all households were made up of individuals. The average household size was 2.25 and the average family size was 2.74. The median age was 48.0 years.[11]

The median income for a household in the county was $41,910 and the median income for a family was $56,710. Males had a median income of $42,865 versus $27,317 for females. The per capita income for the county was $22,625. About 10.1% of families and 13.8% of the population were below the poverty line, including 19.2% of those under age 18 and 13.2% of those age 65 or over.[14]

Politics

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Custer County is overwhelmingly Republican. The last Democrat to carry the county was John F. Kennedy in 1960, since 1968 no Democrat has passed 37 percent of the county's vote, and the last to pass 28 percent was Michael Dukakis in 1988. However, unusually for so Republican a county, the westernmost precincts adjacent to Blaine County give Democratic majorities in most statewide elections. In the 2008 Presidential election, it supported Republican John McCain over Democrat Barack Obama by a margin of 71 percent to 25 percent. In 2012, the county gave Mitt Romney a first ballot victory in the Republican primary caucus[15] and subsequently voted 74.1 percent for him in the Presidential election.[16] In 2016, Donald Trump won the Republican primaries with 41.8 percent of support in the county although Ted Cruz won the state with 45.5 percent.[17]

United States presidential election results for Custer County, Idaho[18]
Year Republican Democratic Third party(ies)
No.  % No.  % No.  %
2024 1,998 75.40% 586 22.11% 66 2.49%
2020 2,089 76.27% 603 22.02% 47 1.72%
2016 1,777 73.61% 427 17.69% 210 8.70%
2012 1,744 74.06% 530 22.51% 81 3.44%
2008 1,694 71.99% 611 25.97% 48 2.04%
2004 1,762 74.72% 559 23.71% 37 1.57%
2000 1,794 77.00% 416 17.85% 120 5.15%
1996 1,249 53.93% 635 27.42% 432 18.65%
1992 829 38.31% 564 26.06% 771 35.63%
1988 1,253 66.09% 616 32.49% 27 1.42%
1984 1,653 77.10% 461 21.50% 30 1.40%
1980 1,398 73.50% 398 20.93% 106 5.57%
1976 850 60.33% 516 36.62% 43 3.05%
1972 989 69.06% 274 19.13% 169 11.80%
1968 711 49.96% 385 27.06% 327 22.98%
1964 720 50.21% 714 49.79% 0 0.00%
1960 651 43.72% 838 56.28% 0 0.00%
1956 811 60.34% 533 39.66% 0 0.00%
1952 1,058 69.74% 452 29.80% 7 0.46%
1948 612 48.69% 625 49.72% 20 1.59%
1944 565 47.96% 613 52.04% 0 0.00%
1940 760 45.81% 894 53.89% 5 0.30%
1936 530 37.30% 875 61.58% 16 1.13%
1932 440 33.77% 839 64.39% 24 1.84%
1928 647 55.25% 516 44.06% 8 0.68%
1924 585 45.99% 394 30.97% 293 23.03%
1920 808 67.22% 394 32.78% 0 0.00%
1916 454 32.22% 879 62.38% 76 5.39%
1912 326 27.42% 501 42.14% 362 30.45%
1908 521 43.09% 598 49.46% 90 7.44%
1904 496 51.29% 429 44.36% 42 4.34%
1900 261 30.67% 590 69.33% 0 0.00%

Communities

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Grand View Canyon (US-93) between Mackay and Challis
 
Grand View Canyon (US-93)

Cities

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Unincorporated communities

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Ghost towns

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Education

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School districts include:[19]

College of Eastern Idaho includes this county in its catchment zone; however this county is not in its taxation zone.[20]

See also

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References

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  1. ^ a b "State & County QuickFacts". United States Census Bureau. Retrieved September 17, 2022.
  2. ^ "Find a County". National Association of Counties. Archived from the original on May 31, 2011. Retrieved June 7, 2011.
  3. ^ "Custer County, Idaho". custercountyidaho.org. Retrieved September 17, 2022.
  4. ^ "US Gazetteer files: 2010, 2000, and 1990". United States Census Bureau. February 12, 2011. Retrieved April 23, 2011.
  5. ^ "Annual Estimates of the Resident Population for Counties: April 1, 2020 to July 1, 2023". United States Census Bureau. Retrieved March 31, 2024.
  6. ^ "U.S. Decennial Census". United States Census Bureau. Retrieved June 28, 2014.
  7. ^ "Historical Census Browser". University of Virginia Library. Archived from the original on August 11, 2012. Retrieved June 28, 2014.
  8. ^ "Population of Counties by Decennial Census: 1900 to 1990". United States Census Bureau. Retrieved June 28, 2014.
  9. ^ "Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000" (PDF). United States Census Bureau. Archived (PDF) from the original on March 27, 2010. Retrieved June 28, 2014.
  10. ^ "U.S. Census website". United States Census Bureau. Retrieved January 31, 2008.
  11. ^ a b c "DP-1 Profile of General Population and Housing Characteristics: 2010 Demographic Profile Data". United States Census Bureau. Archived from the original on February 13, 2020. Retrieved January 9, 2016.
  12. ^ "Population, Housing Units, Area, and Density: 2010 - County". United States Census Bureau. Archived from the original on February 13, 2020. Retrieved January 9, 2016.
  13. ^ "DP02 SELECTED SOCIAL CHARACTERISTICS IN THE UNITED STATES – 2006-2010 American Community Survey 5-Year Estimates". United States Census Bureau. Archived from the original on February 13, 2020. Retrieved January 9, 2016.
  14. ^ "DP03 SELECTED ECONOMIC CHARACTERISTICS – 2006-2010 American Community Survey 5-Year Estimates". United States Census Bureau. Archived from the original on February 13, 2020. Retrieved January 9, 2016.
  15. ^ "Idaho County Map". CNN.
  16. ^ "2016 Presidential election results". The New York Times.
  17. ^ "Idaho Presidential Primaries". Fox News.
  18. ^ Leip, David. "Dave Leip's Atlas of U.S. Presidential Elections". uselectionatlas.org. Retrieved April 4, 2018.
  19. ^ "2020 CENSUS - SCHOOL DISTRICT REFERENCE MAP: Custer County, ID" (PDF). United States Census Bureau. Retrieved March 12, 2024. - Text list
  20. ^ "Community Colleges" (PDF). Budget Hearing. Idaho Legislature. 2020. p. 1-73 (PDF p. 8/14). Retrieved March 12, 2024.
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Further reading

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44°14′N 114°17′W / 44.23°N 114.29°W / 44.23; -114.29