68430 leans heavily Republican by roughly 42 points: about 29% of voters vote Democratic and 71% Republican.
About 87% of adults in 68430 typically vote, above the U.S. average of about 62%. Among adults in 68430, ~25% vote Democratic, ~62% Republican, and ~13% don't vote. The map below shows estimated turnout by block group.
How 68430 compares
Among zip codes within 15 miles, 68430 leans more Republican than 22 of 31 neighbors.
68430 runs about 22 points more Republican than Nebraska as a whole.
Politics vary noticeably by block within 68430. The west side is the most Republican-leaning (R+48) and the north side is the least Republican-leaning (R+37), a spread of about 11 points.
Why 68430 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 68430, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 82% of households in 68430 are family households, about 16 points above the U.S. average of 67%.
Food insecurity and voter turnout
Places with low food insecurity tend to turn out at a higher rate; 68430, NE sits in the bottom tenth nationally on this measure. Food insecurity does not directly drive turnout; it reflects economic hardship, which lines up with lower voting.
Why turnout in 68430 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 68430 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 74%, about 14 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 97% of households in 68430 own their home, compared to around 79% in nearby zip codes. High high-school completion lines up with higher turnout, and about 98% of adults in 68430 have completed high school, above 96% of zip codes. 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.