Warm River, ID Political Map | Democrat & Republican Areas in Warm River

By the BestNeighborhood data science team. Last updated May 2026.

Warm River is a Republican stronghold. About 19% of voters here vote Democratic and 81% Republican.

 

About 84% of adults in Warm River typically vote, above the U.S. average of about 62%. Among adults in Warm River, ~16% vote Democratic, ~68% Republican, and ~16% don't vote. The map below shows estimated turnout by block group.

How Warm River compares

Among cities within 25 miles, Warm River leans more Republican than 3 of 14 neighbors.

Warm River runs about 26 points more Republican than Idaho as a whole.

Politics vary noticeably by neighborhood within Warm River. The southeast side is the most Republican-leaning (R+66) and the east side is the least Republican-leaning (R+48), a spread of about 18 points.

Why Warm River leans the way it does

This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for Warm River, not a ranked or complete list of what matters most.

Rural areas with a high white share vote Republican. Warm River sits in the bottom quarter on density and more than 99% of residents are non-Hispanic white, about 17 points above the Idaho average of 83%.

Preventive-care access and voter turnout

Places with strong routine preventive-care access tend to turn out at a higher rate; Warm River, ID sits in the top quarter nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.

Why turnout in Warm River looks the way it does

Areas with strong routine healthcare access turn out at higher rates. Warm River is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 68%, about 8 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 96% of households in Warm River own their home, about 21 points above the U.S. average of 75%. High high-school completion lines up with higher turnout, and more than 99% of adults in Warm River have completed high school, in the top fraction of cities. Learn more about the findings and methodology on the political spectrum map.

All Local Stats

Home Services

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.