Atlantic is a Democratic stronghold. About 87% of voters here vote Democratic and 13% Republican.
About 63% of adults in Atlantic typically vote, near the U.S. average of about 62%. Among adults in Atlantic, ~55% vote Democratic, ~8% Republican, and ~37% don't vote. The map below shows estimated turnout by block group.
How Atlantic compares
Among neighborhoods within 5 miles, Atlantic leans more Democratic than 24 of 34 neighbors.
Atlantic runs about 55 points more Democratic than Washington as a whole.
Why Atlantic leans the way it does
This analysis examined 14,881 data points per neighborhood to find what predicts political lean and turnout. The items below are a few correlations that stood out for Atlantic, not a ranked or complete list of what matters most.
Dense areas vote Democratic. More than 99% of residents in Atlantic live in densely developed areas, about 64 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and Atlantic sits in the top quarter (about 61%, above 82% of neighborhoods).
Population density and Democratic lean
Places with high population density tend to lean Democratic; Atlantic, Seattle, WA sits in the top tenth nationally on this measure.
Why turnout in Atlantic looks the way it does
Turnout in Atlantic 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 Neighborhoods
- Leschi, Seattle, WA D+78
- International District, Seattle, WA D+61
- Central District, Seattle, WA D+80
- Mt. Baker, Seattle, WA D+73
- Madrona, Seattle, WA D+84
- Pioneer Square, Seattle, WA D+58
- First Hill, Seattle, WA D+69
- Capitol Hill, Seattle, WA D+79
- Beacon Hill, Seattle, WA D+60
- Columbia City, Seattle, WA D+71
Neighborhoods with Similar Populations
- Avondale, Cincinnati, OH D+83
- West Park, Allentown, PA D+29
- Wakefield, Little Rock, AR D+71
- Fitzgerald, Detroit, MI D+88
- Country Club Hills Lakeshore Shops, Shreveport, LA D+79
- Southern Hills, Springfield, MO Even
- Osgood, Fargo, ND R+4
- Point Breeze, Pittsburgh, PA D+68
- Crossroads, Bellevue, WA D+44
- Oakland, Chicago, IL D+80
Sources and methodology
Precinct-level voting records used to fit the model come from Washington Secretary of State, 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. Full methodology and findings: political spectrum map.
Methodology reviewed by the BestNeighborhood data team. Last updated May 2026.