Platte County leans heavily Republican by roughly 48 points: about 26% of voters vote Democratic and 74% Republican.
About 73% of adults in Platte County typically vote, above the U.S. average of about 62%. Among adults in Platte County, ~19% vote Democratic, ~54% Republican, and ~27% don't vote. The map below shows estimated turnout by block group.
How Platte County compares
Among counties within 50 miles, Platte County leans more Republican than 3 of 13 neighbors.
Platte County runs about 28 points more Republican than Nebraska as a whole.
Politics vary noticeably by city within Platte County. The north side is the most Republican-leaning (R+80) and the south side is the least Republican-leaning (R+35), a spread of about 45 points.
Why Platte County leans the way it does
This analysis examined 14,881 data points per county to find what predicts political lean and turnout. The items below are a few correlations that stood out for Platte County, not a ranked or complete list of what matters most.
Platte County votes Republican even though it is densely developed (about 59%, far above the Nebraska average of 17%). State and regional patterns outweigh the Democratic lean that density usually predicts here.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; Platte County, 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 Platte County looks the way it does
Turnout in Platte County 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 Counties
- Colfax County, NE R+27
- Butler County, NE R+62
- Polk County, NE R+62
- Nance County, NE R+60
- Boone County, NE R+64
- Stanton County, NE R+64
- Madison County, NE R+50
- Merrick County, NE R+60
- York County, NE R+52
- Seward County, NE R+52
Counties with Similar Populations
- Ford County, KS R+26
- Marshall County, TN R+54
- Brookings County, SD R+25
- Preston County, WV R+58
- Whitley County, IN R+51
- Miami County, KS R+39
- Monroe County, MS R+31
- Scotland County, NC D+2
- Steuben County, IN R+45
- Lee County, IL R+21
All Local Stats
Home Services
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.