Boundary Commission

St. Louis County, MO

"The Boundary Commission is responsible for the review of proposals affecting the boundaries of incorporated and unincorporated areas in St. Louis County." Learn More Contact Us

Upcoming Meetings May 20, 2025 at 6:30 pm monthly

1st Floor Board Room
401 N. Lindbergh Blvd.
Saint Louis, MO 63141

Click here for more information June 5, 2025 at 12:00 pm finance committee

Boundary Commission Office
401 N. Lindbergh Blvd, Suite 308
St. Louis, MO 63141

and via Zoom. Email mdougherty@boundarycommission.com for the link.

Click here for more information

Announcements

The Boundary Commission has moved! Our new address is: 401 N. Lindbergh Blvd., Suite 308, Saint Louis, MO 63141. Phone number and email remains the same.

Annexation proposals can be submitted from April 15, 2025 – July 1, 2028 by those municipalities who have a 2024 map plan on file.

Click Here for Information on Map Plans

View information regarding the consolidation process for municipalities in St. Louis County.

Click here

User Accounts available!

Users can register for an account. This allows users to be notified when updates are made to meetings, proposals, and/or map plans to which they’re subscribed.

More details on the benefits of having a User Account can be found by clicking the link.

Benefits of User Accounts

Interested in serving on the Boundary Commission? There are currently three Joint Appointment vacancies. To apply for a St. Louis County seat when there’s an opening, visit here to fill out their application. If interested in the Joint Appointment seats, send us an email