83547 is a Republican stronghold. About 18% of voters here vote Democratic and 82% Republican.
About 75% of adults in 83547 typically vote, above the U.S. average of about 62%. Among adults in 83547, ~13% vote Democratic, ~62% Republican, and ~25% don't vote. The map below shows estimated turnout by block group.
How 83547 compares
83547 runs about 28 points more Republican than Idaho as a whole.
Why 83547 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 83547, not a ranked or complete list of what matters most.
Rural areas with a high white share vote Republican. 83547 sits in the bottom quarter on density and about 93% of residents are non-Hispanic white, about 11 points above the Idaho average of 83%.
Paved land cover and Republican lean
Places with little paved surface tend to lean Republican; 83547, ID sits in the bottom tenth nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in 83547 looks the way it does
Turnout in 83547 sits close to the national pattern. 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.