Hayden leans heavily Republican by roughly 50 points: about 25% of voters vote Democratic and 75% Republican.
About 86% of adults in Hayden typically vote, above the U.S. average of about 62%. Among adults in Hayden, ~21% vote Democratic, ~65% Republican, and ~14% don't vote. The map below shows estimated turnout by block group.
How Hayden compares
Among cities within 25 miles, Hayden leans more Republican than 19 of 41 neighbors.
Hayden runs about 13 points more Republican than Idaho as a whole.
Politics vary noticeably by neighborhood within Hayden. The northwest side is the most Republican-leaning (R+67) and the southeast side is the least Republican-leaning (R+39), a spread of about 28 points.
Why Hayden 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 Hayden, not a ranked or complete list of what matters most.
Hayden votes Republican even though it is densely developed (about 72%, far 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 76% of households in Hayden are family households, above 78% of cities.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; Hayden, ID sits in the top quarter 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 Hayden looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Hayden 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 70%, about 10 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 96% of adults in Hayden have completed high school, above 82% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Hayden Lake, ID R+38
- Dalton Gardens, ID R+43
- Coeur d'Alene, ID R+31
- Rathdrum, ID R+59
- Garwood, ID R+67
- Huetter, ID R+44
- Rockaway Beach, ID R+52
- Fernan Lake Village, ID R+28
- Post Falls, ID R+55
- Twinlow, ID R+55
Cities with Similar Populations
- Aston, PA R+5
- Live Oak, FL R+47
- Altoona, IA R+5
- Lennox, CA D+37
- Mamaroneck, NY D+21
- Weaverville, NC R+2
- Walker, LA R+72
- Hanover, MD D+38
- Rotterdam, NY R+2
- Dolton, IL D+82
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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.