68455 leans heavily Republican by roughly 46 points: about 27% of voters vote Democratic and 73% Republican.
About 70% of adults in 68455 typically vote, above the U.S. average of about 62%. Among adults in 68455, ~19% vote Democratic, ~51% Republican, and ~30% don't vote. The map below shows estimated turnout by block group.
How 68455 compares
Among zip codes within 15 miles, 68455 leans more Republican than 2 of 12 neighbors.
68455 runs about 25 points more Republican than Nebraska as a whole.
Why 68455 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 68455, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 74% of households in 68455 are family households, about 7 points above the U.S. average of 67%. Rural areas with a high white share vote Republican. Non-Hispanic white share in 68455 is about 92%, about 20 points above the U.S. average of 72%.
Population density, never-married share, and Republican lean
Places that combine low population density and a never-married-heavy adult population tend to lean Republican, as 68455, NE does.
Why turnout in 68455 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 68455 is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 70%, about 10 points above the U.S. average of 60%. 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.