Sun Lakes leans slightly Republican by roughly 12 points: about 44% of voters vote Democratic and 56% Republican.
About 96% of adults in Sun Lakes typically vote, above the U.S. average of about 62%. Among adults in Sun Lakes, ~42% vote Democratic, ~53% Republican, and ~5% don't vote. The map below shows estimated turnout by block group.
How Sun Lakes compares
Among cities within 25 miles, Sun Lakes leans more Republican than 21 of 29 neighbors.
Sun Lakes runs about 6 points more Republican than Arizona as a whole.
Why Sun Lakes 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 Sun Lakes, not a ranked or complete list of what matters most.
Sun Lakes votes Republican even though it is densely developed (more than 99%, 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; Sun Lakes, 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 Sun Lakes looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Sun Lakes 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 97% of adults in Sun Lakes have completed high school, above 90% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Santan, AZ D+56
- Chandler, AZ D+5
- Wet Camp Village, AZ D+56
- Stotonic Village, AZ D+55
- Bapchule, AZ D+30
- Casa Blanca, AZ D+56
- Gilbert, AZ R+12
- Guadalupe, AZ D+40
- Sacate, AZ D+59
- Chandler Heights, AZ R+20
Cities with Similar Populations
- Brushy Creek, TX D+11
- Robbinsdale, MN D+46
- Glenview Nas, IL D+26
- Somerset, PA R+44
- Harriman, TN R+58
- Weston, WI R+10
- Wilmington Island, GA R+20
- Huntingtown, MD R+17
- Swampscott, MA D+31
- Melissa, TX R+24
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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.