Indianola leans heavily Democratic by roughly 48 points: about 74% of voters vote Democratic and 26% Republican.
About 81% of adults in Indianola typically vote, above the U.S. average of about 62%. Among adults in Indianola, ~60% vote Democratic, ~21% Republican, and ~19% don't vote. The map below shows estimated turnout by block group.
How Indianola compares
Among cities within 25 miles, Indianola leans more Democratic than 25 of 28 neighbors.
Indianola runs about 27 points more Democratic than California as a whole.
Politics vary noticeably by neighborhood within Indianola. The north side is the most Democratic-leaning (D+55) and the west side is the least Democratic-leaning (D+16), a spread of about 39 points.
Why Indianola 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 Indianola, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 46% of adults in Indianola hold a bachelor's degree, about 17 points above the U.S. average of 28%.
Population density and Democratic lean
Places with high population density tend to lean Democratic; Indianola, CA sits above the national average on this measure.
Why turnout in Indianola looks the way it does
Turnout in Indianola sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Bayside, CA D+52
- Myrtletown, CA D+28
- Cutten, CA D+58
- Arcata, CA D+52
- Eureka, CA D+27
- Manila, CA D+34
- Samoa, CA D+34
- Kneeland, CA D+37
- Blue Lake, CA D+34
Cities with Similar Populations
- Cokesbury, NC R+49
- St. Paul, KS R+62
- Pavillion, WY R+80
- Fair Oaks, IN R+59
- Williamsburg, NM R+21
- Payne Springs, TX R+66
- Campton, GA R+61
- Salisbury, NH R+10
- Portage, OH R+41
- Floral Park, MT R+21
All Local Stats
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Sources and methodology
Precinct-level voting records used to fit the model come from California 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.