68508 leans heavily Democratic by roughly 38 points: about 69% of voters vote Democratic and 31% Republican.
About 32% of adults in 68508 typically vote, below the U.S. average of about 62%. Among adults in 68508, ~22% vote Democratic, ~10% Republican, and ~68% don't vote. The map below shows estimated turnout by block group.
How 68508 compares
Among zip codes within 15 miles, 68508 leans more Democratic than 33 of 34 neighbors.
68508 runs about 58 points more Democratic than Nebraska as a whole. Nebraska leans Republican overall, while 68508 is one of the few Democratic-leaning pockets.
Politics vary noticeably by block within 68508. The south side is the most Democratic-leaning (D+49) and the northeast side is the least Democratic-leaning (D+29), a spread of about 20 points.
Why 68508 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 68508, not a ranked or complete list of what matters most.
Dense areas vote Democratic. More than 99% of residents in 68508 live in densely developed areas, about 64 points above the U.S. average of 36%. A high never-married share predicts Democratic voting, and about 80% of adults in 68508 have never been married, in the top fraction of zip codes. 68508 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; 68508, 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 68508 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 68508 is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 49%, about 16 points below the Nebraska average of 65%. Renters vote less often than owners, and about 88% of households in 68508 rent, compared to around 41% in nearby zip codes. High-crime urban areas turn out at lower rates, and 68508 sits in the top 15% on a violent-crime measure. 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.