Custer County, Idaho
Custer County: county in central Idaho, United States
About
Custer County is a county located in the U.S. state of Idaho. As of the 2010 census, the population was 4,368. After 9 years in 2019 county had an estimated population of 4,315 inhabitants. Its county seat is Challis. The county was created 145 years ago in 1881.
County Snapshot
Custer County at a glance
Custer County currently has 4 quality-checked populated place pages linked on MapSof, making it easier to jump from the county overview into local city pages.
Mapped populated places
4
These counts use a stricter populated-place filter so the main lists stay focused on real city and town pages.
Idaho counties
44
Open related pagesLargest city
ChallisPopulation 1,091
Top linked places
Quick Facts about Custer County
| Population | 4,315 (2019) |
| Country | United States of America |
| State | Idaho (United States) |
| Different from | Custer County, Custer County, Custer County, Custer County, Custer County |
| Area | 12786 km2 |
| Water as percent of area | 0.3% |
| Land as percent of area | 99.7% |
| Latitude & Longitude | 44.2414,-114.2818 |
| Named for | George Armstrong Custer |
| Capital | Challis |
| Establishment | January 08, 1881 |
| Time Zone | Mountain Time Zone |
| Local time | 01:24:20 (15th April 2026) |
| Population growth | -1.23% (2010-2019) |
| Weather | 28℉ Mostly Cloudy then Chance Light Snow 7-days weather |
Geography
Custer County is located at 44°14'29"N 114°16'54"W (44.2414200, -114.2818000).
Custer County map
icon to open full mode. View satellite images
The largest city of Custer County is Challis with a population of 1,091. Other cities include, Mackay population 501, Stanley population 69 and Clayton population 8. See all Custer County cities & populated places.
Custer County Populated Places
Cities, towns, neighborhoods & other populated places in Custer County.
| City Name | Population | Title |
|---|---|---|
| Challis | 1,091 | City in Custer County, Idaho, United States |
| Mackay | 501 | City in Custer County, Idaho, United States |
| Stanley | 69 | City in Custer County, Idaho, United States |
| Clayton | 8 | City in Idaho, United States |
Weather
A chance of snow after midnight. Mostly cloudy, with a low around 28. Chance of precipitation is 30%. New snow accumulation of less than half an inch...
7-Day ForecastOfficial website of Custer County
Official Website- Challis
Demographics
According to census records, the population of Custer County decreased by 1.23% in 9 years.
| Year | Population | % Change | Method |
|---|---|---|---|
| 2010 | 4,368 | - | census |
| 2011 | 4,325 | -0.99% | estimation process |
| 2012 | 4,327 | 0.05% | estimation process |
| 2013 | 4,225 | -2.41% | estimation process |
| 2014 | 4,132 | -2.25% | estimation process |
| 2015 | 4,059 | -1.8% | estimation process |
| 2016 | 4,084 | 0.61% | estimation process |
| 2017 | 4,135 | 1.23% | estimation process |
| 2018 | 4,250 | 2.71% | estimation process |
| 2019 | 4,315 | 1.51% | estimation process |
People born in Custer County (1)
American writer Beatrice Sparks was born in Custer County
Other places with the same name (5)
- Custer County, Oklahoma county in central Idaho, United States with a population of 28,648 people.
- Custer County, Montana county in Montana, United States with a population of 11,292 people.
- Custer County, Nebraska county in Nebraska, United States with a population of 10,626 people.
- Custer County, South Dakota county in South Dakota, United States of America with a population of 9,017 people.
- Custer County, Colorado county in Colorado, United States with a population of 5,183 people.
Idaho Other Counties (more counties)
| County Name | Population | Title |
|---|---|---|
| Ada County | 481,587 | County in Idaho, United States |
| Canyon County | 229,849 | County in Idaho, United States |
| Boise | 228,959 | The capital of Idaho. |
| Kootenai County | 165,697 | County in Idaho, United States |
| Bonneville County | 119,062 | County in Idaho, United States |
| Meridian | 114,161 | The most populous city in Ada County, Idaho. |
| Nampa | 99,277 | The most populous city in Canyon County, Idaho. |
| Bannock County | 87,808 | County in Idaho, United States |
| Twin Falls County | 86,878 | County in Idaho, United States |
| Idaho Falls | 62,888 | The most populous city in Bonneville County, Idaho. |
| Caldwell | 58,481 | The most populous city in Canyon County, Idaho. |
| Pocatello | 56,637 | The most populous city in Bannock County, Idaho. |
| Coeur d'Alene | 52,414 | A city in Kootenai County, Idaho. |
| Twin Falls | 50,197 | The most populous city in Twin Falls County, Idaho. |
| Bingham County | 46,811 | County in Idaho, United States |
| Bonner County | 45,739 | County in Idaho, United States |