Kalapana leans Democratic by roughly 20 points: about 60% of voters vote Democratic and 40% Republican.
About 53% of adults in Kalapana typically vote, below the U.S. average of about 62%. Among adults in Kalapana, ~32% vote Democratic, ~21% Republican, and ~47% don't vote. The map below shows estimated turnout by block group.
How Kalapana compares
Among cities within 25 miles, Kalapana leans more Democratic than 6 of 16 neighbors.
Politically, Kalapana sits close to the rest of Hawaii.
Why Kalapana 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 Kalapana, not a ranked or complete list of what matters most.
Areas with many never-married adults vote Democratic. About 33% of adults in Kalapana have never been married, modestly above similar-sized cities (around 23%).
Cancer-screening access and voter turnout
Places with low colon-cancer-screening access tend to turn out at a lower rate; Kalapana, HI sits in the bottom quarter nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in Kalapana looks the way it does
Areas with high food insecurity turn out at lower rates. About 32% of adults in Kalapana report food insecurity, about 16 points above the U.S. average of 16%. High-crime urban areas turn out at lower rates, and Kalapana sits in the top 15% on a violent-crime measure. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Pahoa, HI D+27
- Fern Forest, HI D+28
- Ainaloa, HI D+4
- Mountain View, HI D+20
- Nanawale Estates, HI D+22
- Keaau, HI D+12
- Opihikao, HI D+21
- Kurtistown, HI D+18
- Hawaiian Beaches, HI D+18
- Hawaiian Paradise Park, HI D+13
Cities with Similar Populations
- Lineville, IA R+57
- Lakecreek, OR R+17
- Maplecrest, NY R+9
- Red Bush, IN R+46
- Dudley, PA R+64
- Randolph, IL R+34
- Rocky, OK R+79
- Boxwood, VA R+28
- Old St. Louis, IN R+60
- McNeal, MS Even
Sources and methodology
Precinct-level voting records used to fit the model come from Hawaii Office of 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. Some land-use inputs for Hawaii, including walkability and the environmental-justice index, are estimated rather than measured, so the figures here carry added uncertainty. Full methodology and findings: political spectrum map.
Methodology reviewed by the BestNeighborhood data team. Last updated May 2026.