News Flash

NOTICE OF PUBLIC NOTIFICATION - SECKMAN ROAD @ MASTODON STATE PARK ENTRANCE

The purpose of the project is to improve the safety of motorists and pedestrians traveling along Seckman Road through a portion of Mastodon State Park.  Currently, there are no shoulders on this stretch of Seckman Road throughout Mastodon State P...

Press Release: Unified Planning for COVID-19 Vaccine Distribution in Jefferson County

FESTUS, MO (Jan. 11, 2021) – Mercy Hospital Jefferson, Comtrea and the Jefferson County Health Department have unified efforts to plan for the distribution of COVID-19 vaccine to county residents. Current planning includes developing a communications plan...

NOTICE OF PUBLIC NOTIFICATION PROJECT NO. PW21228LWB

Jefferson County, Missouri, is proposing a bridge replacement on Boyce Lane Low- Water Bridge over Plattin Creek.  The existing structure is inefficient in moderate rain events and poses a safety hazards to the public. The proposed structure will...

COVID-19 INFORMATION

Executive Orders

20-030 State of Emergency

20-030.1 Amended State of Emergency

20-030.2 Regarding Restaurants and Bars

20-030.3 Joint Stay at Home Order and FAQ

20-030.4 Modifying Sections (a), (u) and (x) of Joint Stay at Home Order

20-030.5 Modifying and Clar...

Temporary Requirements for Public Access to County Buildings

NOTICE

Masks are required in ALL County Buildings.

Temperature Check Required.

No person with a temperature in excess of 100.4 degrees Fahrenheit will be allowed entry.

Name and phone number must be provided for contact tracing purposes.

You may NOT enter the ...

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GIS Services

The Department of the County Assessor offers a variety of Geographic Information System (GIS) applications for public access.  There are several GIS applications including a Map Gallery of PDF maps that you can print or save.  While we s...

Personal Property Questions

Are you a new resident to Jefferson County?  Not sure if you need a waiver? Your address has changed?  Who must declare personal property? These questions can be answered on our Personal Property website page.  Personal Property...