Petersburg is a Republican stronghold. About 15% of voters here vote Democratic and 85% Republican.
About 60% of adults in Petersburg typically vote, near the U.S. average of about 62%. Among adults in Petersburg, ~9% vote Democratic, ~51% Republican, and ~40% don't vote. The map below shows estimated turnout by block group.
How Petersburg compares
Among cities within 25 miles, Petersburg leans more Republican than 13 of 33 neighbors.
Petersburg runs about 22 points more Republican than Oklahoma as a whole.
Why Petersburg leans the way it does
This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for Petersburg, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 3% of residents in Petersburg live in densely developed areas, about 15 points below the Oklahoma average of 18%.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; Petersburg, OK sits in the bottom 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 Petersburg looks the way it does
Crowded housing lines up with lower turnout. About 7% of homes in Petersburg have more than one occupant per room, above 93% of cities. Limited routine healthcare access lines up with lower turnout, and Petersburg sits in the bottom quarter on routine-care measures. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Spanish Fort, TX R+75
- Illinois Bend, TX R+77
- Orr, OK R+70
- Nocona Hills, TX R+76
- Grady, OK R+74
- Rubottom, OK R+71
- Leon, OK R+74
- Jimtown, OK R+74
- Bonita, TX R+76
Cities with Similar Populations
- Bethel, TN R+72
- South Carmen, NM D+23
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.