Garvin County is a Republican stronghold. About 19% of voters here vote Democratic and 81% Republican.
About 61% of adults in Garvin County typically vote, near the U.S. average of about 62%. Among adults in Garvin County, ~12% vote Democratic, ~49% Republican, and ~39% don't vote. The map below shows estimated turnout by block group.
How Garvin County compares
Among counties within 50 miles, Garvin County leans more Republican than 9 of 10 neighbors.
Garvin County runs about 13 points more Republican than Oklahoma as a whole.
Politics vary noticeably by city within Garvin County. The west side is the most Republican-leaning (R+74) and the east side is the least Republican-leaning (R+59), a spread of about 16 points.
Why Garvin 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 Garvin County, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 83% of residents in Garvin County drive to work alone, about 9 points above the U.S. average of 74%.
Cancer-screening access and voter turnout
Places with low colon-cancer-screening access tend to turn out at a lower rate; Garvin County, OK sits in the bottom quarter nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in Garvin County looks the way it does
Areas with low high-school completion turn out at lower rates. About 87% of adults in Garvin County have completed high school, below 73% of counties. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Murray County, OK R+59
- McClain County, OK R+60
- Pontotoc County, OK R+44
- Cleveland County, OK R+14
- Carter County, OK R+46
- Stephens County, OK R+58
- Grady County, OK R+58
- Pottawatomie County, OK R+49
- Seminole County, OK R+51
- Johnston County, OK R+65
Counties with Similar Populations
- Edgefield County, SC R+23
- Morehouse Parish, LA R+3
- Plymouth County, IA R+49
- Cheboygan County, MI R+26
- Benton County, IA R+36
- Johnson County, AR R+54
- Staunton City, VA Even
- Montgomery County, NC R+34
- Lawrence County, SD R+37
- Russell County, VA R+68
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.