68504 leans slightly Democratic by roughly 14 points: about 57% of voters vote Democratic and 43% Republican.
About 51% of adults in 68504 typically vote, below the U.S. average of about 62%. Among adults in 68504, ~29% vote Democratic, ~22% Republican, and ~49% don't vote. The map below shows estimated turnout by block group.
How 68504 compares
Among zip codes within 15 miles, 68504 leans more Democratic than 28 of 33 neighbors.
68504 runs about 35 points more Democratic than Nebraska as a whole. Nebraska leans Republican overall, while 68504 is one of the few Democratic-leaning pockets.
Politics vary noticeably by block within 68504. The southwest side is the most Democratic-leaning (D+28) and the northwest side is the least Democratic-leaning (D+9), a spread of about 19 points.
Why 68504 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 68504, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 91% of residents in 68504 live in densely developed areas, about 55 points above the U.S. average of 36%. A high never-married share predicts Democratic voting, and about 52% of adults in 68504 have never been married, above 96% of zip codes. 68504 runs against the grain of Nebraska, a Democratic-leaning pocket in a Republican-leaning state.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; 68504, NE sits in the top tenth nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in 68504 looks the way it does
Renters vote less often than owners. About 63% of households in 68504 rent, about 38 points above the U.S. average of 25%. 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 Nebraska 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.