Glasgow leans heavily Republican by roughly 48 points: about 26% of voters vote Democratic and 74% Republican.
About 75% of adults in Glasgow typically vote, above the U.S. average of about 62%. Among adults in Glasgow, ~20% vote Democratic, ~55% Republican, and ~25% don't vote. The map below shows estimated turnout by block group.
How Glasgow compares
Among cities within 25 miles, Glasgow leans more Republican than 38 of 58 neighbors.
Glasgow runs about 35 points more Republican than Iowa as a whole.
Politics vary noticeably by neighborhood within Glasgow. The south side is the most Republican-leaning (R+56) and the northwest side is the least Republican-leaning (R+45), a spread of about 11 points.
Why Glasgow leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Glasgow. The lean here lands roughly where demographic data alone would predict.
Population density and Republican lean
Places with low population density tend to lean Republican; Glasgow, IA sits in the bottom quarter nationally on this measure.
Why turnout in Glasgow looks the way it does
Turnout in Glasgow sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Lockridge, IA R+48
- Stockport, IA R+56
- Rome, IA R+48
- Hillsboro, IA R+51
- Westwood, IA R+47
- Salina, IA R+47
- Oakland Mills, IA R+46
- Birmingham, IA R+56
- Salem, IA R+49
- Fairfield, IA D+14
Cities with Similar Populations
- Central Point, VA R+23
- Purcell, PA R+77
- Prattsville, OH R+60
- Cameron, MT R+23
- Prilliman, VA R+56
- Pleasant Run, WV R+60
- Burr Oak, KS R+75
- Pleasant Hill, KY R+58
- Park Head, MD R+63
- Parkline, ID R+57
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.