Election Authority

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Nov. 2, 2021 Special Election for Residents of Dardenne Prairie and St. Charles Ward One 

Absentee Voting in the Nov. 2 Special Election Begins Tuesday, Sept. 21

St. Charles County Election Authority
397 Turner Blvd., St. Peters, MO 63376
8 a.m.–5 p.m., Monday–Friday, Sept. 21–Nov. 1 (closed Monday, Oct. 11 for Columbus Day)
8:30 a.m.–12:30 p.m., Saturday, Oct. 30

Last Day to Register to Vote in the Nov. 2 Special Election is Wednesday, Oct. 6

  • St. Charles County residents may register in person at the Election Authority office at 397 Turner Boulevard in St. Peters.
  • Residents may register while obtaining services from state agencies such as the Department of Motor Vehicles, Division of Family Services, Military Recruitment or WIC.
  • Other options for registering to vote can be found in the "Helpful Resources" section on this page and on the Voting in St. Charles County page.

Public Test Notice

Voter Registration Information

  • To register online, visit the Missouri Secretary of State website.
  • St. Charles County residents may register in person at the Election Authority office at 397 Turner Boulevard in St. Peters.
  • Residents may register while obtaining services from state agencies such as the Department of Motor Vehicles, Division of Family Services, Military Recruitment or WIC.
  • Register to vote or change your voter registration information with the Missouri Voter Registration Application (PDF).

Directions to the Election Authority

  • The Election Authority is located off I-70 and Highway 79 in St. Peters.
  • Exit off I-70 and head north on Highway 79.
  • Get in the right lane and bear right onto the North Outer Road exit.
  • Go straight at the stop sign, crossing over the North Outer Road.
  • You will be on Turner Boulevard. The Election Authority is in the second building on the right.

Helpful Resources