96740 leans Democratic by roughly 16 points: about 58% of voters vote Democratic and 42% Republican.
About 57% of adults in 96740 typically vote, near the U.S. average of about 62%. Among adults in 96740, ~33% vote Democratic, ~24% Republican, and ~43% don't vote. The map below shows estimated turnout by block group.
How 96740 compares
96740 sits in a sparsely populated area with few comparable zip codes nearby.
96740 runs about 6 points more Republican than Hawaii as a whole.
Why 96740 leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in 96740. The lean here lands roughly where demographic data alone would predict.
Housing overcrowding and voter turnout
Places with heavy housing overcrowding tend to turn out at a lower rate; 96740, HI sits in the top tenth nationally on this measure.
Why turnout in 96740 looks the way it does
Crowded housing lines up with lower turnout. About 12% of homes in 96740 have more than one occupant per room, above 97% of zip codes. Learn more about the findings and methodology on the political spectrum map.
Nearby Zip Codes
Zip Codes with Similar Populations
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.