68521 is a true toss-up. About 51% of voters here vote Democratic and 49% Republican.
About 62% of adults in 68521 typically vote, near the U.S. average of about 62%. Among adults in 68521, ~32% vote Democratic, ~30% Republican, and ~38% don't vote. The map below shows estimated turnout by block group.
How 68521 compares
Among zip codes within 15 miles, 68521 sits roughly in the middle of the political spectrum, with 23 neighbors leaning further in the place's direction and 9 leaning the other way.
68521 runs about 22 points more Democratic than Nebraska as a whole. Nebraska leans Republican overall, while 68521 sits closer to the political middle.
Politics vary noticeably by block within 68521. The southeast side runs the most Democratic (D+15) and the northwest side runs the most Republican (R+3), a spread of about 18 points.
Why 68521 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 68521, not a ranked or complete list of what matters most.
68521 votes against the grain of Nebraska. Nebraska leans Republican overall, while 68521 runs about 22 points more Democratic.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; 68521, NE sits in the top quarter 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 68521 looks the way it does
Turnout in 68521 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 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.