Capitol Hill leans Democratic by roughly 22 points: about 61% of voters vote Democratic and 39% Republican.
About 23% of adults in Capitol Hill typically vote, below the U.S. average of about 62%. Among adults in Capitol Hill, ~14% vote Democratic, ~9% Republican, and ~77% don't vote. The map below shows estimated turnout by block group.
How Capitol Hill compares
Among neighborhoods within 5 miles, Capitol Hill leans more Democratic than 2 of 3 neighbors.
Capitol Hill runs about 71 points more Democratic than Oklahoma as a whole. Oklahoma leans Republican overall, while Capitol Hill is one of the few Democratic-leaning pockets.
Why Capitol Hill leans the way it does
This analysis examined 14,881 data points per neighborhood to find what predicts political lean and turnout. The items below are a few correlations that stood out for Capitol Hill, not a ranked or complete list of what matters most.
Capitol Hill votes against the grain of Oklahoma. Oklahoma leans Republican overall, while Capitol Hill runs about 71 points more Democratic.
Preventive-care access and voter turnout
Places with limited routine preventive-care access tend to turn out at a lower rate; Capitol Hill, Oklahoma City, OK sits in the bottom tenth nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in Capitol Hill looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Capitol Hill is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 41%, about 14 points below the Oklahoma average of 55%. High food insecurity lines up with lower turnout, and about 42% of adults in Capitol Hill report food insecurity, above 95% of neighborhoods. Low high-school completion lines up with lower turnout, and about 60% of adults in Capitol Hill have completed high school, below 98% of neighborhoods. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- South Walker, Oklahoma City, OK D+10
- Midtown, Oklahoma City, OK D+40
- Rockwood, Oklahoma City, OK D+15
- Parkview, Oklahoma City, OK D+25
- West 10th, Oklahoma City, OK D+20
- Brandywine, Oklahoma City, OK R+26
- Brookhaven, Norman, OK Even
- Charles Page, Tulsa, OK R+12
- Kensington, Tulsa, OK D+21
- South Peoria, Tulsa, OK D+28
Neighborhoods with Similar Populations
- Highland Park, Norfolk, VA D+73
- Woodside Cotton Mill Historic District, Parker, SC D+36
- Santa Clara Heights, Santa Clara, UT R+56
- Royal Ridge, San Antonio, TX D+9
- Lauraville, Baltimore, MD D+75
- Greens of McKinney, McKinney, TX R+2
- Craig Farms, Port Orange, FL R+31
- Northwood Hills, West Palm Beach, FL D+61
- Southeast Growth Area, Fresno, CA R+34
- Downtown West, Gary, IN D+84
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.