VOTEPOWER Find your number →

St. Charles County voter turnout

How many people does one vote speak for in St. Charles County, Missouri?

Each vote here counts for 2.1 people

Only 48% of eligible citizens in St. Charles County voted in the 2022 midterm.

2024 presidential: 72% turnout · 1.4 people per vote

This is my county — share my number Check another county
2022 midterm turnout
48.2%
2.1 people per vote
2024 presidential turnout
72.2%
1.4 people per vote
Eligible citizens
313,239
citizens 18+
Didn’t vote in 2022
162,260
eligible citizens
Rank in Missouri
#85 of 115
for vote power

Turnout in St. Charles County

In the November 2022 midterm, 150,979 of St. Charles County’s 313,239 eligible citizens voted: 48.2% turnout. That’s 4.1 points higher than Missouri overall (44.1%) and 2.2 points higher than the national rate (46.0%). With 162,260 eligible citizens sitting it out, each ballot cast spoke for 2.1 people.

In the 2024 presidential election, turnout was 72.2%, so each ballot spoke for 1.4 people. Midterm turnout here ran 24.0 points below the presidential year, which is why every vote in a midterm like 2026 carries extra weight.

St. Charles County ranks #85 of 115 counties in Missouri for vote power (#1 has the lowest turnout, so each vote there counts for the most people).

Election Day is Tuesday, November 3, 2026 — register or check your status at vote.org.

Counties near St. Charles County in the Missouri ranking (2022 midterm)
CountyRankTurnoutPer vote
Carter County#8247.9%2.1
Macon County#8348.1%2.1
Andrew County#8448.2%2.1
St. Charles County#8548.2%2.1
Cole County#8648.3%2.1
Christian County#8748.4%2.1
Ralls County#8848.5%2.1

See all 115 Missouri counties ranked →

Sources. Votes cast: MIT Election Data and Science Lab, county presidential returns (2024) and precinct-level returns (2022; highest statewide or U.S. House vote total per county). Eligible citizens: U.S. Census Bureau citizen voting-age population, 2020–2024 ACS 5-year estimates. How it works.