83672 is a Republican stronghold. About 23% of voters here vote Democratic and 77% Republican.
About 72% of adults in 83672 typically vote, above the U.S. average of about 62%. Among adults in 83672, ~17% vote Democratic, ~55% Republican, and ~28% don't vote. The map below shows estimated turnout by block group.
How 83672 compares
83672 sits in a sparsely populated area with few comparable zip codes nearby.
83672 runs about 17 points more Republican than Idaho as a whole.
Politics vary noticeably by block within 83672. The southeast side is the most Republican-leaning (R+68) and the southwest side is the least Republican-leaning (R+45), a spread of about 23 points.
Why 83672 leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in 83672. The lean here lands roughly where demographic data alone would predict.
Non-English at home and voter turnout
Places with a low non-English-at-home share tend to turn out at a higher rate; 83672, ID sits in the bottom quarter nationally on this measure.
Why turnout in 83672 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 83672 is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. 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.