Hillsboro leans slightly Republican by roughly 8 points: about 46% of voters vote Democratic and 54% Republican.
About 82% of adults in Hillsboro typically vote, above the U.S. average of about 62%. Among adults in Hillsboro, ~38% vote Democratic, ~44% Republican, and ~18% don't vote. The map below shows estimated turnout by block group.
How Hillsboro compares
Among cities within 25 miles, Hillsboro leans more Republican than 56 of 113 neighbors.
Hillsboro runs about 13 points more Republican than Virginia as a whole. Virginia leans Democratic overall, while Hillsboro is one of the few Republican-leaning pockets.
Why Hillsboro leans the way it does
This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for Hillsboro, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 81% of households in Hillsboro are family households, about 15 points above the U.S. average of 67%. Hillsboro runs against the grain of Virginia, a Republican-leaning pocket in a Democratic-leaning state.
Cancer-screening access and voter turnout
Places with high colon-cancer-screening access tend to turn out at a higher rate; Hillsboro, VA sits in the top quarter nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in Hillsboro looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Hillsboro 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 78%, about 18 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 97% of adults in Hillsboro have completed high school, above 92% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Purcellville, VA Even
- Shannondale, WV R+40
- Waterford, VA R+5
- Hamilton, VA R+2
- Round Hill, VA R+7
- Lovettsville, VA R+5
- Paeonian Springs, VA Even
- Millville, WV R+17
- Taylorstown, VA Even
- Harpers Ferry, WV R+28
Cities with Similar Populations
- Olin, TX R+75
- Dayton, AL D+9
- Foules, LA R+52
- Bueche, LA R+38
- Keith, VA R+34
- Dundee, KY R+70
- San Lorenzo, NM Even
- Garfield, WI R+14
- Clearwater Park, VA R+65
- Lamont, WI R+30
All Local Stats
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Sources and methodology
Precinct-level voting records used to fit the model come from Virginia Department of 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.