Oswego is a Republican stronghold. About 20% of voters here vote Democratic and 80% Republican.
About 55% of adults in Oswego typically vote, below the U.S. average of about 62%. Among adults in Oswego, ~11% vote Democratic, ~44% Republican, and ~45% don't vote. The map below shows estimated turnout by block group.
How Oswego compares
Among cities within 25 miles, Oswego leans more Republican than 18 of 47 neighbors.
Oswego runs about 44 points more Republican than Kansas as a whole.
Politics vary noticeably by neighborhood within Oswego. The southwest side is the most Republican-leaning (R+69) and the south side is the least Republican-leaning (R+57), a spread of about 12 points.
Why Oswego leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Oswego. The lean here lands roughly where demographic data alone would predict.
Homeownership and voter turnout
Places with renter-heavy households tend to turn out at a lower rate; Oswego, KS sits in the bottom quarter nationally on this measure.
Why turnout in Oswego looks the way it does
Renters vote less often than owners. About 31% of households in Oswego rent, about 6 points above the U.S. average of 25%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Hallowell, KS R+68
- Sherman, KS R+66
- Montana, KS R+63
- Bartlett, KS R+72
- Chetopa, KS R+61
- Altamont, KS R+57
- Winway, KS R+44
Cities with Similar Populations
- Poland, OH R+13
- Lynne, FL R+59
- Browerville, MN R+49
- Tracy, MN R+38
- Pownal, VT R+10
- Kurtistown, HI D+18
- Grand Junction, MI R+31
- Wallace, SC R+24
- Killbuck, OH R+65
- Garden View, PA R+34
All Local Stats
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Sources and methodology
Precinct-level voting records used to fit the model come from Kansas 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.