Ewa leans slightly Democratic by roughly 6 points: about 53% of voters vote Democratic and 47% Republican.
About 46% of adults in Ewa typically vote, below the U.S. average of about 62%. Among adults in Ewa, ~25% vote Democratic, ~22% Republican, and ~53% don't vote. The map below shows estimated turnout by block group.
How Ewa compares
Ewa sits in a sparsely populated area with few comparable neighborhoods nearby.
Ewa runs about 17 points more Republican than Hawaii as a whole.
Why Ewa leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Ewa. 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; Ewa, Ewa Beach, HI sits in the top tenth nationally on this measure.
Why turnout in Ewa looks the way it does
Crowded housing lines up with lower turnout. About 11% of homes in Ewa have more than one occupant per room, above 93% of neighborhoods. Strong routine healthcare access lines up with higher turnout, and Ewa sits in the top quarter on routine-care measures. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- West Loch, Waipahu, HI D+9
- Makakilo-Kapolei-Honokai Hale, Kapolei, HI D+8
- Pearl Highlands, Pearl City, HI D+16
- Airport, Honolulu, HI D+8
- Aliamanu, Honolulu, HI D+13
- Mililani Waipio Melemanu, Mililani, HI D+17
- Moanalua, Honolulu, HI D+13
- Kalihi-Palama, Honolulu, HI D+11
- Mililani Mauka-Launani Valley, Mililani, HI D+16
- Kalihi Valley, Honolulu, HI D+11
Neighborhoods with Similar Populations
- Mid Wilshire, Los Angeles, CA D+47
- Northwest, Virginia Beach, VA D+17
- Ahwatukee, Phoenix, AZ D+6
- Near North Side, Chicago, IL D+53
- Far Northeast, Humble, TX R+21
- Cambrian Park, San Jose, CA D+28
- White Haven-Coro Lake, Memphis, TN D+83
- North Long Beach, Long Beach, CA D+39
- East End, Houston, TX D+31
- Cordova-Appling, Cordova, TN D+30
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.