Bingham County is a Republican stronghold. About 23% of voters here vote Democratic and 77% Republican.
About 75% of adults in Bingham County typically vote, above the U.S. average of about 62%. Among adults in Bingham County, ~17% vote Democratic, ~58% Republican, and ~25% don't vote. The map below shows estimated turnout by block group.
How Bingham County compares
Among counties within 50 miles, Bingham County leans more Republican than 4 of 5 neighbors.
Bingham County runs about 18 points more Republican than Idaho as a whole.
Politics vary noticeably by city within Bingham County. The south side runs the most Democratic (D+41) and the northwest side runs the most Republican (R+76), a spread of about 117 points.
Why Bingham County leans the way it does
This analysis examined 14,881 data points per county to find what predicts political lean and turnout. The items below are a few correlations that stood out for Bingham County, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 77% of households in Bingham County are family households, about 10 points above the U.S. average of 67%.
Homeownership and voter turnout
Places with homeowner-heavy households tend to turn out at a higher rate; Bingham County, ID sits in the top quarter nationally on this measure.
Why turnout in Bingham County looks the way it does
Homeowners vote more often than renters. About 81% of households in Bingham County own their home, about 6 points above the U.S. average of 75%. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Bannock County, ID R+25
- Bonneville County, ID R+43
- Jefferson County, ID R+71
- Power County, ID R+46
- Madison County, ID R+35
- Caribou County, ID R+73
- Butte County, ID R+75
- Fremont County, ID R+66
- Clark County, ID R+65
- Teton County, ID R+21
Counties with Similar Populations
- Carter County, OK R+46
- Whitman County, WA D+16
- Greene County, NY R+13
- Shelby County, KY R+32
- Le Flore County, OK R+63
- Crittenden County, AR D+22
- Shelby County, OH R+58
- Boyd County, KY R+38
- Santa Cruz County, AZ D+17
- Lincoln Parish, LA R+13
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Sources and methodology
Precinct-level voting records used to fit the model come from Idaho Secretary of State, Elections, distributed by the Voting and Election Science Team. Demographic inputs come from the U.S. Census Bureau (ACS 5-year estimates and the 2020 Decennial Census). Health and environmental inputs come from the CDC (PLACES and the Environmental Justice Index). Land cover comes from the USGS and EPA. Election-day and lead-up weather come from PRISM 4km daily grids and the NOAA Global Historical Climatology Network. Mail-voting and election-administration patterns come from the MIT Election Lab's Survey of the Performance of American Elections. Block-group crime detail comes from CrimeGrade. Internet data and modeling support provided by ISPreports.org.
Modeling and analysis by the BestNeighborhood data science team. Full methodology and findings: political spectrum map.
Methodology reviewed by the BestNeighborhood data team. Last updated May 2026.