Monrovia is a true toss-up. About 48% of voters here vote Democratic and 52% Republican.
About 91% of adults in Monrovia typically vote, above the U.S. average of about 62%. Among adults in Monrovia, ~44% vote Democratic, ~47% Republican, and ~9% don't vote. The map below shows estimated turnout by block group.
How Monrovia compares
Among cities within 25 miles, Monrovia leans more Republican than 80 of 120 neighbors.
Monrovia runs about 34 points more Republican than Maryland as a whole. Maryland leans Democratic overall, while Monrovia is one of the few Republican-leaning pockets.
Politics vary noticeably by neighborhood within Monrovia. The northwest side runs the most Democratic (D+7) and the northeast side runs the most Republican (R+16), a spread of about 23 points.
Why Monrovia 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 Monrovia, not a ranked or complete list of what matters most.
Monrovia votes against the grain of Maryland. Maryland leans Democratic overall, while Monrovia runs about 34 points more Republican.
Cancer-screening access and voter turnout
Places with high colon-cancer-screening access tend to turn out at a higher rate; Monrovia, MD 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 Monrovia looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Monrovia 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 72%, about 12 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 98% of households in Monrovia own their home, about 23 points above the U.S. average of 75%. High high-school completion lines up with higher turnout, and about 98% of adults in Monrovia have completed high school, above 94% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Ijamsville, MD D+4
- New Market, MD D+3
- Urbana, MD D+28
- Linganore, MD D+6
- Damascus, MD D+18
- Mount Airy, MD R+15
- Clarksburg, MD D+39
- Ballenger Creek, MD D+26
- Oldfield, MD R+35
- Woodbine, MD R+10
Cities with Similar Populations
- Vilonia, AR R+63
- Davisburg, MI R+24
- Belfast, ME D+11
- Hitchcock, TX R+7
- Salado, TX R+57
- Ste. Genevieve, MO R+49
- Shamokin, PA R+32
- Murphy, MO R+32
- Harlem, GA R+39
- Bedford, PA R+53
All Local Stats
Home Services
Sources and methodology
Precinct-level voting records used to fit the model come from Maryland State Board 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.