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

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

Rigby is a Republican stronghold. About 16% of voters here vote Democratic and 84% Republican.

 

About 91% of adults in Rigby typically vote, above the U.S. average of about 62%. Among adults in Rigby, ~15% vote Democratic, ~76% Republican, and ~9% don't vote. The map below shows estimated turnout by block group.

How Rigby compares

Among cities within 25 miles, Rigby leans more Republican than 18 of 34 neighbors.

Rigby runs about 32 points more Republican than Idaho as a whole.

Politics vary noticeably by neighborhood within Rigby. The east side is the most Republican-leaning (R+76) and the west side is the least Republican-leaning (R+62), a spread of about 13 points.

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

Rigby votes Republican even though it is densely developed (about 32%, modestly above the Idaho average of 18%). State and regional patterns outweigh the Democratic lean that density usually predicts here. A high family-household share predicts Republican voting, and about 84% of households in Rigby are family households, above 95% of cities.

Population density and Democratic lean

Places with high population density tend to lean Democratic; Rigby, ID sits in the top quarter nationally on this measure.

Why turnout in Rigby looks the way it does

Areas with strong routine healthcare access turn out at higher rates. Rigby 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%. 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.