Idaho counties and county equivalents
These are current canonical geography records. Historical boundaries and election reporting units can differ; consult each area's caveats.
- Ada County
FIPS 16001
- Adams County
FIPS 16003
- Bannock County
FIPS 16005
- Bear Lake County
FIPS 16007
- Benewah County
FIPS 16009
- Bingham County
FIPS 16011
- Blaine County
FIPS 16013
- Boise County
FIPS 16015
- Bonner County
FIPS 16017
- Bonneville County
FIPS 16019
- Boundary County
FIPS 16021
- Butte County
FIPS 16023
- Camas County
FIPS 16025
- Canyon County
FIPS 16027
- Caribou County
FIPS 16029
- Cassia County
FIPS 16031
- Clark County
FIPS 16033
- Clearwater County
FIPS 16035
- Custer County
FIPS 16037
- Elmore County
FIPS 16039
- Franklin County
FIPS 16041
- Fremont County
FIPS 16043
- Gem County
FIPS 16045
- Gooding County
FIPS 16047
- Idaho County
FIPS 16049
- Jefferson County
FIPS 16051
- Jerome County
FIPS 16053
- Kootenai County
FIPS 16055
- Latah County
FIPS 16057
- Lemhi County
FIPS 16059
- Lewis County
FIPS 16061
- Lincoln County
FIPS 16063
- Madison County
FIPS 16065
- Minidoka County
FIPS 16067
- Nez Perce County
FIPS 16069
- Oneida County
FIPS 16071
- Owyhee County
FIPS 16073
- Payette County
FIPS 16075
- Power County
FIPS 16077
- Shoshone County
FIPS 16079
- Teton County
FIPS 16081
- Twin Falls County
FIPS 16083
- Valley County
FIPS 16085
- Washington County
FIPS 16087