Gilbert is a Republican stronghold. About 20% of voters here vote Democratic and 80% Republican.
About 81% of adults in Gilbert typically vote, above the U.S. average of about 62%. Among adults in Gilbert, ~16% vote Democratic, ~65% Republican, and ~19% don't vote. The map below shows estimated turnout by block group.
How Gilbert compares
Among cities within 25 miles, Gilbert leans more Republican than 41 of 50 neighbors.
Gilbert runs about 43 points more Republican than South Carolina as a whole.
Politics vary noticeably by neighborhood within Gilbert. The west side is the most Republican-leaning (R+65) and the northeast side is the least Republican-leaning (R+55), a spread of about 10 points.
Why Gilbert 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 Gilbert, not a ranked or complete list of what matters most.
Gilbert votes Republican even though it is densely developed (about 23%, about 14 points below the U.S. average of 36%). State and regional patterns outweigh the Democratic lean that density usually predicts here. A high family-household share predicts Republican voting, and about 78% of households in Gilbert are family households, above 85% of cities.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; Gilbert, SC sits below the national average on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Gilbert looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Gilbert 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 65%, about 5 points above the U.S. average of 60%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Summit, SC R+65
- Leesville, SC R+61
- Lexington, SC R+36
- Kneece, SC R+39
- Batesburg-Leesville, SC R+11
- Red Bank, SC R+43
- Lake Murray Shores, SC R+55
- Batesburg, SC R+58
- Samaria, SC R+70
- Steedman, SC R+64
Cities with Similar Populations
- Latonia, KY R+17
- Lake Morton-Berrydale, WA D+6
- Norton, OH R+25
- Whiting, IN D+7
- Newalla, OK R+51
- Miller Place, NY R+26
- Richmond Heights, OH D+64
- Clute, TX R+19
- River Forest, IL D+55
- Garden Acres, CA D+15
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Sources and methodology
Precinct-level voting records used to fit the model come from South Carolina State Election Commission, 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.