Last Day to Register to Vote in the Aug. 7 Primary Election is Wednesday, July 11
St. Charles County residents may register in person at the Election Authority office at 397 Turner Blvd. in St. Peters. The office will be closed July 4 for Independence Day.
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 located on this page.
Absentee Voting in the Aug. 7 Primary Election Begins Tuesday, June 26
St. Charles County Election Authority 397 Turner Blvd., St. Peters, MO 63376 8 a.m. to 5 p.m., Monday–Friday, June 26–Aug. 6 8:30 a.m. to 12:30 p.m., Saturday, Aug. 4
Additional information regarding absentee voting can be found in the Written Requests and Absentee Ballot Application section located on this page.
Written Requests for Absentee Ballot Applications
Written requests for absentee ballots must be received in the Election Authority’s office no later than 5 p.m. the Wednesday before any election. You may download, complete and return the Application for Absentee Ballot for St. Charles County, Missouri, or your request must contain the following information:
Your full name
Address where you live
Address where you would like the ballot to be mailed (if different)
Reason for voting absentee
The date of the election
Your political party preference, if you are applying for a Primary Election Ballot
Directions to the Election Authority
We are located off Highways 70 and 79 in St. Peters.
Exit off of Highway 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.
Enter onto Turner Boulevard. The Election Authority office is the second building on the right.