McNally is a Republican stronghold. About 18% of voters here vote Democratic and 82% Republican.
About 86% of adults in McNally typically vote, above the U.S. average of about 62%. Among adults in McNally, ~15% vote Democratic, ~71% Republican, and ~14% don't vote. The map below shows estimated turnout by block group.
How McNally compares
Among cities within 25 miles, McNally leans more Republican than 37 of 42 neighbors.
McNally runs about 51 points more Republican than Iowa as a whole.
Politics vary noticeably by neighborhood within McNally. The northeast side is the most Republican-leaning (R+71) and the south side is the least Republican-leaning (R+59), a spread of about 12 points.
Why McNally 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 McNally, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 82% of households in McNally are family households, about 15 points above the U.S. average of 67%.
Population density and Republican lean
Places with low population density tend to lean Republican; McNally, IA sits in the bottom quarter nationally on this measure.
Why turnout in McNally looks the way it does
Turnout in McNally 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
- Ireton, IA R+78
- Craig, IA R+63
- Chatsworth, IA R+61
- Hawarden, IA R+52
- Ruble, IA R+59
- Brunsville, IA R+60
- Maurice, IA R+71
- Big Springs, SD R+47
- Struble, IA R+60
- Akron, IA R+57
Cities with Similar Populations
- Pine Springs, AZ D+51
- Allouez, MI R+9
- Van Cleve, MO R+68
- Roman, VA R+42
- Carpenterville, OR R+37
- North Bush, NY R+35
- Green Road, KY R+78
- Nirvana, MI R+14
- Cottage, NY R+45
- Melvin, TX R+76
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.