83352 is a Republican stronghold. About 21% of voters here vote Democratic and 79% Republican.
About 49% of adults in 83352 typically vote, below the U.S. average of about 62%. Among adults in 83352, ~10% vote Democratic, ~39% Republican, and ~51% don't vote. The map below shows estimated turnout by block group.
How 83352 compares
83352 sits in a sparsely populated area with few comparable zip codes nearby.
83352 runs about 22 points more Republican than Idaho as a whole.
Politics vary noticeably by block within 83352. The north side is the most Republican-leaning (R+71) and the south side is the least Republican-leaning (R+55), a spread of about 16 points.
Why 83352 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 83352, not a ranked or complete list of what matters most.
Areas with low college attainment vote Republican. About 12% of adults in 83352 hold a bachelor's degree, about 14 points below the Idaho average of 26%. Rural areas vote Republican, and 83352 sits in the bottom quarter on density (about 3%, below 93% of zip codes).
Population density and Republican lean
Places with low population density tend to lean Republican; 83352, ID sits in the bottom quarter nationally on this measure.
Why turnout in 83352 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 83352 is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Low high-school completion lines up with lower turnout, and about 85% of adults in 83352 have completed high school, below 79% of zip codes. 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.