99623 leans heavily Republican by roughly 40 points: about 30% of voters vote Democratic and 70% Republican. These figures are model estimates: Alaska did not have precinct-level voting records available for training, so the numbers above come from demographic and health features rather than local ground truth.
About 69% of adults in 99623 typically vote, above the U.S. average of about 62%. Among adults in 99623, ~21% vote Democratic, ~48% Republican, and ~31% don't vote. The map below shows estimated turnout by block group.
How 99623 compares
Among zip codes within 15 miles, 99623 leans more Republican than 3 of 4 neighbors.
99623 runs about 27 points more Republican than Alaska as a whole.
Why 99623 leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in 99623. None of them point strongly toward either party.
Adult arthritis and voter turnout
Places with a low adult-arthritis rate tend to turn out at a higher rate; 99623, AK sits in the bottom quarter nationally on this measure. Arthritis does not drive turnout; it reflects the age and health profile of an area.
Why turnout in 99623 looks the way it does
Turnout in 99623 sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. 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 Alaska Division 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. AK did not have precinct-level voting records available for training, so the figures here come from extrapolation across demographic, health, and land-use features rather than local ground truth. Full methodology and findings: political spectrum map.
Methodology reviewed by the BestNeighborhood data team. Last updated May 2026.