96729 leans Democratic by roughly 16 points: about 58% of voters vote Democratic and 42% Republican.
About 51% of adults in 96729 typically vote, below the U.S. average of about 62%. Among adults in 96729, ~30% vote Democratic, ~21% Republican, and ~49% don't vote. The map below shows estimated turnout by block group.
How 96729 compares
Among zip codes within 15 miles, 96729 leans more Democratic than 1 of 4 neighbors.
96729 runs about 8 points more Republican than Hawaii as a whole.
Why 96729 leans the way it does
This analysis examined 14,881 data points per zip code to find what predicts political lean and turnout. The items below are a few correlations that stood out for 96729, not a ranked or complete list of what matters most.
Areas with many never-married adults vote Democratic. About 36% of adults in 96729 have never been married, modestly above similar-sized zip codes (around 26%).
Food insecurity and voter turnout
Places with high food insecurity tend to turn out at a lower rate; 96729, HI sits in the top 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 96729 looks the way it does
Areas with high food insecurity turn out at lower rates. About 27% of adults in 96729 report food insecurity, about 11 points above the U.S. average of 16%. Low high-school completion lines up with lower turnout, and about 97% of adults in 96729 have completed high school, above 88% 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.