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 monthly

Online Meeting – Livestreamed
Watch online at Boundary Commission YouTube Channel

Click here for more information

Annexation proposals for this proposal cycle can be filed with the Commission until July 1, 2022.

Interested in serving on the Boundary Commission? There are currently three Joint Appointment vacancies and two St. Louis County appointments needing to be filled. To apply for the St. Louis County seats, visit here to fill out their application. If interested in the Joint Appointment seats, send us an email

To Attend the Online Boundary Commission Public Meetings: TO JOIN contact the Boundary Commission for a public speaker form OR watch live via the Commission YouTube channel. TO PARTICIPATE: The Commission will take comments in two ways: 1) Electronic comments received ONE HOUR before the meeting to be read into the record; or 2) Registration for public comment section at least ONE HOUR before the meeting. The completed form (found in the adjacent link) must be received at least ONE HOUR before the meeting to be read in the record or to participate in the public comment section.

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


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