Kahuku, HI Political Map | Democrat & Republican Areas in Kahuku

By the BestNeighborhood data science team. Last updated May 2026.

Kahuku leans slightly Democratic by roughly 6 points: about 53% of voters vote Democratic and 47% Republican.

 

About 60% of adults in Kahuku typically vote, near the U.S. average of about 62%. Among adults in Kahuku, ~32% vote Democratic, ~28% Republican, and ~40% don't vote. The map below shows estimated turnout by block group.

How Kahuku compares

Among cities within 25 miles, Kahuku leans more Democratic than 11 of 31 neighbors.

Kahuku runs about 16 points more Republican than Hawaii as a whole.

Politics vary noticeably by neighborhood within Kahuku. The southeast side runs the most Democratic (D+14) and the southwest side runs the most Republican (Even), a spread of about 15 points.

Why Kahuku 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 Kahuku, not a ranked or complete list of what matters most.

Areas with high college attainment vote Democratic. About 34% of adults in Kahuku hold a bachelor's degree, about 6 points above the U.S. average of 28%. A high never-married share predicts Democratic voting, and about 37% of adults in Kahuku have never been married, above 91% of cities.

Population density and Democratic lean

Places with high population density tend to lean Democratic; Kahuku, HI sits in the top tenth nationally on this measure.

Why turnout in Kahuku looks the way it does

Renters vote less often than owners. About 40% of households in Kahuku rent, about 15 points above the U.S. average of 25%. Crowded housing lines up with lower turnout, and about 19% of homes in Kahuku have more than one occupant per room, in the top fraction of cities. Learn more about the findings and methodology on the political spectrum map.

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.