Tulsa County is a true toss-up. About 50% of voters here vote Democratic and 50% Republican.
About 55% of adults in Tulsa County typically vote, below the U.S. average of about 62%. Among adults in Tulsa County, ~27% vote Democratic, ~28% Republican, and ~45% don't vote. The map below shows estimated turnout by block group.
How Tulsa County compares
Among counties within 50 miles, Tulsa County sits roughly in the middle of the political spectrum, with 0 neighbors leaning further in the place's direction and 10 leaning the other way.
Tulsa County runs about 48 points more Democratic than Oklahoma as a whole.
Politics vary noticeably by city within Tulsa County. The northwest side runs the most Democratic (D+36) and the northeast side runs the most Republican (R+18), a spread of about 54 points.
Why Tulsa County leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Tulsa County. The lean here lands roughly where demographic data alone would predict.
Never-married share, developed land, and voter turnout
Places that combine a never-married-heavy adult population and a heavily developed built environment tend to turn out at a lower rate, as Tulsa County, OK does.
Why turnout in Tulsa County looks the way it does
Renters vote less often than owners. About 38% of households in Tulsa County rent, about 13 points above the U.S. average of 25%. Crowded housing lines up with lower turnout, and about 4% of homes in Tulsa County have more than one occupant per room, above 82% of counties. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Wagoner County, OK R+40
- Creek County, OK R+55
- Rogers County, OK R+49
- Osage County, OK R+39
- Okmulgee County, OK R+40
- Pawnee County, OK R+59
- Mayes County, OK R+56
- Muskogee County, OK R+29
- Washington County, OK R+40
- Nowata County, OK R+61
Counties with Similar Populations
- Jefferson County, AL D+20
- Bernalillo County, NM D+21
- Providence County, RI D+20
- Utah County, UT R+36
- Kent County, MI D+10
- Arapahoe County, CO D+22
- District of Columbia, DC D+80
- Bucks County, PA Even
- Monmouth County, NJ R+8
- Will County, IL D+6
All Local Stats
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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.