Park County leans slightly Republican by roughly 14 points: about 43% of voters vote Democratic and 57% Republican.
About 88% of adults in Park County typically vote, above the U.S. average of about 62%. Among adults in Park County, ~38% vote Democratic, ~50% Republican, and ~12% don't vote. The map below shows estimated turnout by block group.
How Park County compares
Park County sits in a sparsely populated area with few comparable counties nearby.
Park County runs about 6 points more Democratic than Montana as a whole.
Politics vary noticeably by city within Park County. The northwest side is the most Republican-leaning (R+42) and the east side is the least Republican-leaning (R+5), a spread of about 37 points.
Why Park County leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Park County. The lean here lands roughly where demographic data alone would predict.
High-school completion and voter turnout
Places with high-school-completion-heavy adults tend to turn out at a higher rate; Park County, MT sits in the top tenth nationally on this measure.
Why turnout in Park County looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Park County is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 66%, about 6 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 96% of adults in Park County have completed high school, above 97% of counties. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Gallatin County, MT D+6
- Sweet Grass County, MT R+54
- Broadwater County, MT R+54
- Meagher County, MT R+58
- Madison County, MT R+46
- Stillwater County, MT R+57
- Wheatland County, MT R+66
- Carbon County, MT R+38
- Jefferson County, MT R+38
- Golden Valley County, MT R+69
Counties with Similar Populations
- Ben Hill County, GA R+17
- Manassas Park City, VA D+19
- Bristol City, VA R+32
- Cook County, GA R+34
- Arkansas County, AR R+33
- Henry County, AL R+45
- Union County, IL R+48
- Tama County, IA R+25
- Mariposa County, CA R+16
- Mason County, KY R+42
Sources and methodology
Precinct-level voting records used to fit the model come from Montana Secretary of State, Elections, 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.