Derby leans Republican by roughly 26 points: about 37% of voters vote Democratic and 63% Republican.
About 65% of adults in Derby typically vote, near the U.S. average of about 62%. Among adults in Derby, ~24% vote Democratic, ~41% Republican, and ~35% don't vote. The map below shows estimated turnout by block group.
How Derby compares
Among cities within 25 miles, Derby leans more Republican than 3 of 33 neighbors.
Politically, Derby sits close to the rest of Mississippi.
Why Derby leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Derby. The lean here lands roughly where demographic data alone would predict.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; Derby, MS sits in the bottom tenth nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Derby looks the way it does
Turnout in Derby sits close to the national pattern. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Poplarville, MS R+63
- Hillsdale, MS R+57
- Mc Neill, MS R+70
- West Poplarville, MS R+72
- Savannah, MS R+85
- Fords Creek, MS R+75
- Carriere, MS R+76
- Henleyfield, MS R+86
- Ozona, MS R+66
- Nicholson, MS R+76
Cities with Similar Populations
- Siegle, LA R+59
- Chambersburg, IL R+58
- Webbville, TX R+74
- Fish Camp, CA R+6
- Wengerlawn, OH R+61
- Namekagon, WI R+10
- Fairmount, TX R+74
- Ash Hill, NC R+67
- Unity, OR R+61
- Lamont, NY R+50
All Local Stats
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Sources and methodology
Precinct-level voting records used to fit the model come from Mississippi 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.