Fountain Hills leans Republican by roughly 20 points: about 40% of voters vote Democratic and 60% Republican.
About 88% of adults in Fountain Hills typically vote, above the U.S. average of about 62%. Among adults in Fountain Hills, ~35% vote Democratic, ~53% Republican, and ~12% don't vote. The map below shows estimated turnout by block group.
How Fountain Hills compares
Among cities within 25 miles, Fountain Hills leans more Republican than 11 of 17 neighbors.
Fountain Hills runs about 15 points more Republican than Arizona as a whole.
Politics vary noticeably by neighborhood within Fountain Hills. The northwest side is the most Republican-leaning (R+30) and the west side is the least Republican-leaning (R+16), a spread of about 14 points.
Why Fountain Hills 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 Fountain Hills, not a ranked or complete list of what matters most.
Fountain Hills votes Republican even though it is densely developed (about 70%, far above the Arizona average of 39%). Here an older population outweighs the Democratic lean that density usually predicts.
Food insecurity and voter turnout
Places with low food insecurity tend to turn out at a higher rate; Fountain Hills, AZ sits in the bottom tenth nationally on this measure. Food insecurity does not directly drive turnout; it reflects economic hardship, which lines up with lower voting.
Why turnout in Fountain Hills looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Fountain Hills 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 73%, about 13 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 98% of adults in Fountain Hills have completed high school, above 93% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Fort McDowell, AZ D+43
- Alchesay Flat, AZ D+6
- Rio Verde, AZ R+26
- Scottsdale, AZ R+3
- Paradise Valley, AZ R+15
- Mesa, AZ R+7
- Goldfield, AZ R+47
- Apache Junction, AZ R+28
- Cave Creek, AZ R+22
- Higley, AZ R+17
Cities with Similar Populations
- Washington, MI R+36
- Flat Rock, MI R+12
- Hingham, MA D+28
- Inverness, FL R+42
- Onalaska, WI D+6
- Beckley, WV R+19
- Eastmont, WA D+7
- Zebulon, NC R+8
- Greenbelt, MD D+69
- Edgewood, MD D+34
Sources and methodology
Precinct-level voting records used to fit the model come from Arizona 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.