83241 is a Republican stronghold. About 12% of voters here vote Democratic and 88% Republican.
About 57% of adults in 83241 typically vote, near the U.S. average of about 62%. Among adults in 83241, ~7% vote Democratic, ~50% Republican, and ~43% don't vote. The map below shows estimated turnout by block group.
How 83241 compares
83241 sits in a sparsely populated area with few comparable zip codes nearby.
83241 runs about 39 points more Republican than Idaho as a whole.
Why 83241 leans the way it does
This analysis examined 14,881 data points per zip code to find what predicts political lean and turnout. The items below are a few correlations that stood out for 83241, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 3% of residents in 83241 live in densely developed areas, about 15 points below the Idaho average of 18%. A high family-household share predicts Republican voting, and about 75% of households in 83241 are family households, above 81% of zip codes.
Population density and Republican lean
Places with low population density tend to lean Republican; 83241, ID sits in the bottom quarter nationally on this measure.
Why turnout in 83241 looks the way it does
Areas with low high-school completion turn out at lower rates. About 95% of adults in 83241 have completed high school, about 6 points above the U.S. average of 90%. Learn more about the findings and methodology on the political spectrum map.
Nearby Zip Codes
Zip Codes with Similar Populations
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.