Community Development

Welcome! Before You Visit Our Offices…

  • View a list of online services for our department and others you can access from your home or office.
  • If you need to visit our offices in the County Administration Building in person, please note:
    • You will need to check in at a QLess electronic kiosk in the first floor lobby of the Administration Building to join a virtual queue for our office to receive services. QLess also is accessible on a computer using a web browser or mobile device through the free QLess app. After checking in, you will be directed to a service window or a staff member will meet you in the lobby for services.
    • To access our office on the 4th floor, visitors must check in at the Security Desk to receive a visitor badge, and be accompanied by a staff member.

For further questions, call our department at 636-949-7346. Thank you.

About Us 

The Community Development Department is comprised of three divisions: Building and Code Enforcement, Development Review, and Planning and Zoning. The divisions provide services relating to permitting and inspecting new construction, community planning, zoning, subdivision matters, code enforcement inspections, and review and approval of development improvement plans.

Citizenserve Citizen Access Portal

Apply for permits and contractor licenses, submit plans, file a property maintenance and/or code enforcement complaint, and more through the Citizenserve Online Portal. Enjoy the convenience of handling these tasks online from your home or business.

Master Plan 2030 Cover

Master Plan Goes Digital!

We all know St. Charles County is one of the fastest growing counties in the state, but do you know what’s ahead for our future?

Find out today through St. Charles County’s interactive online Master Plan - Envision 2030.


Citizen Participation Hearing

In accordance with the Citizen Participation Plan for Implementation of Year Three of the Community Development Block Grant (CDBG) Consolidated Plan 2021-2025 for program year January 1, 2023 through December 31, 2023, notice is hereby given that the St. Charles CDBG Urban County, Missouri will hold two public hearings to receive comments on the County’s housing and non-housing community needs and strengths, particularly as they relate to the CDBG, and HOME Consortium programs.  

April 10, 2023 at 7:00 pm.  –   St Charles County Council Meeting, St Charles                 County Executive Building/Council Chambers
100 N Third Street
St. Charles, MO  63301

April 24, 2023 at 7:00 pm. -  St Charles County Council Meeting, St Charles                  County Executive Building/Council Chambers
100 N Third Street
St. Charles, MO  63301

St. Charles County offers all interested citizens the opportunity to give written and/or verbal comments on public matters.  The City of St. Charles is administering the CDBG program on behalf of the County.  Written comments may be mailed to the Department of Community Development, 200 N. Second Street Ste 303, St. Charles, MO  63301, Attn:  Kathleen Thompson, or sent by email to or you may call her at (636) 949-3214.

All comments should be received post marked by April 25, 2023.

If you need any accessible materials, delivery formats, or language translations regarding the Annual Action Plan 2023, please call Kathleen Thompson at the number(s) noted above.


Code Enforcement