Bellevue, ID Political Map | Democrat & Republican Areas in Bellevue

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

Bellevue leans slightly Democratic by roughly 14 points: about 57% of voters vote Democratic and 43% Republican.

 

About 71% of adults in Bellevue typically vote, above the U.S. average of about 62%. Among adults in Bellevue, ~40% vote Democratic, ~31% Republican, and ~29% don't vote. The map below shows estimated turnout by block group.

How Bellevue compares

Among cities within 25 miles, Bellevue leans more Democratic than 4 of 9 neighbors.

Bellevue runs about 50 points more Democratic than Idaho as a whole. Idaho leans Republican overall, while Bellevue is one of the few Democratic-leaning pockets.

Politics vary noticeably by neighborhood within Bellevue. The northwest side runs the most Democratic (D+22) and the southeast side runs the most Republican (R+6), a spread of about 28 points.

Why Bellevue 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 Bellevue, not a ranked or complete list of what matters most.

Dense areas vote Democratic. About 39% of residents in Bellevue live in densely developed areas, above 84% of cities. High college attainment predicts Democratic voting, and Bellevue sits in the top quarter (about 33%, above 78% of cities). Bellevue runs against the grain of Idaho, a Democratic-leaning pocket in a Republican-leaning state.

Walkability and Democratic lean

Places with a highly walkable street grid tend to lean Democratic; Bellevue, ID sits in the top tenth nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.

Why turnout in Bellevue looks the way it does

Areas with strong routine healthcare access turn out at higher rates. Bellevue 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 69%, about 9 points above the U.S. average of 60%. Learn more about the findings and methodology on the political spectrum map.

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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.