Jefferson County Seal
Jefferson County,
Missouri
Est. 1818
Photo of Rockford Beach Photo of Admin Building Photo of Annex Building Photo of Court House Photo of Soccer Game Photo of Detention Center Photo of Justice Center Photo of Law Enforcement Memorial Photo of Child Fishing Photo of Sheriff Dept Jail Photo of Sheriff East Zone building Photo of Sheriff North Zone building
Ken Waller, County Exectutive

Welcome to
Jefferson County's website

Welcome to Jeffcomo.org, your online connection to Jefferson County, Missouri government. Here you will find information on all Jefferson County Government departments and services as well as Jefferson County elected officials. We continue to work hard to provide you with easy access to information about County government. This website is just a part of Jefferson County’s commitment to providing and maintaining open and transparent County government. Please check back periodically as we will have ongoing improvements. Thank you for visiting Jefferson County online.

 

 

Jefferson County Normal Hours of Operation 
Monday - Friday 8:00 a.m. - 5:00 p.m.

County Information Line and Department Directory: 636-797-5555 

 

 

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6:30 PM Public Hearings - Master Plan Amendments
Proposed Amendments to the Official Master Plan
6:30 PM Public Hearings - Building Code Amendments
Proposed Amendments to the Jefferson County Building Code
Public Hearing-Traffic Code and Code of Ordinances
Amendments to the Existing Traffic Code
Upcoming Events
10/25/20186:30 p.m. Planning & Zoning Meeting
 6:30 p.m. Planning & Zoning Meeting
11/13/20186:30 PM Public Hearings - Building Code Amendments
 Proposed Amendments to the Jefferson County Building Code
11/26/20186:30 PM Public Hearings - Building Code Amendments
 Proposed Amendments to the Jefferson County Building Code