73128 leans Republican by roughly 22 points: about 39% of voters vote Democratic and 61% Republican.
About 52% of adults in 73128 typically vote, below the U.S. average of about 62%. Among adults in 73128, ~20% vote Democratic, ~32% Republican, and ~48% don't vote. The map below shows estimated turnout by block group.
How 73128 compares
Among zip codes within 15 miles, 73128 leans more Republican than 35 of 45 neighbors.
73128 runs about 25 points more Democratic than Oklahoma as a whole.
Politics vary noticeably by block within 73128. The northwest side is the most Republican-leaning (R+36) and the north side is the least Republican-leaning (R+6), a spread of about 30 points.
Why 73128 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 73128, not a ranked or complete list of what matters most.
73128 votes Republican even though it is densely developed (about 68%, far above the Oklahoma average of 18%). State and regional patterns outweigh the Democratic lean that density usually predicts here.
Developed land, local retail density, and voter turnout
Places that combine a heavily developed built environment and sparse local retail within a mile tend to turn out at a lower rate, as 73128, OK does.
Why turnout in 73128 looks the way it does
Crowded housing lines up with lower turnout. About 17% of homes in 73128 have more than one occupant per room, in the top fraction of zip codes. Renters vote less often than owners, and about 37% of households in 73128 rent, above 84% 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 Oklahoma State Election Board, 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.