Oakland Mills, IA Political Map | Democrat & Republican Areas in Oakland Mills

By the BestNeighborhood data science team. Last updated May 2026.

Oakland Mills leans heavily Republican by roughly 46 points: about 27% of voters vote Democratic and 73% Republican.

 

About 87% of adults in Oakland Mills typically vote, above the U.S. average of about 62%. Among adults in Oakland Mills, ~23% vote Democratic, ~64% Republican, and ~13% don't vote. The map below shows estimated turnout by block group.

How Oakland Mills compares

Among cities within 25 miles, Oakland Mills leans more Republican than 25 of 56 neighbors.

Oakland Mills runs about 32 points more Republican than Iowa as a whole.

Why Oakland Mills leans the way it does

Density, race composition, education, and family structure all sit close to their national averages in Oakland Mills. The lean here lands roughly where demographic data alone would predict.

Preventive-care access and voter turnout

Places with strong routine preventive-care access tend to turn out at a higher rate; Oakland Mills, IA sits in the top quarter 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 Oakland Mills looks the way it does

Areas with strong routine healthcare access turn out at higher rates. Oakland Mills 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 70%, about 10 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 97% of adults in Oakland Mills have completed high school, above 91% of cities. Learn more about the findings and methodology on the political spectrum map.

Sources and methodology

Precinct-level voting records used to fit the model come from Iowa 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.