Transportation Sales Tax and TIP Info

The county's ½-cent transportation sales tax was first enacted by the voters in 1985 and has been reauthorized 3 times. Funds from this tax are used for road improvements that enhance the mobility and safety of our local roads.

The sales tax generates approximately $20 million a year for road improvement projects. 


2018–2020 TIP

The County Road Board has received the 2018–2020 TIP applications. The applications will be presented at an upcoming Road Board meeting as given below. The Road Board meetings begin at 4:30 p.m. in the St. Charles County Administration Building at 201 N. Second St., Room 542, St. Charles, MO 63301. Comments may be submitted by email at roadsandtraffic@sccmo.org or you may attend the meeting. View the applications by clicking on the links below.

> Watch the presentations from the June 21, 2017 Road Board meeting.
> View June 21, 2017 Road Board meeting materials.

2017–2019 TIP

The County Council approved the 2017–2019 Transportation Improvement Plan (TIP) on Nov. 28, 2016 (Ord. No. 16-096).

The 2017–2019 TIP includes funding for 20 projects within unincorporated St. Charles County and 39 projects within the municipalities of Dardenne Prairie, Lake St. Louis, O'Fallon, St. Charles, St. Peters, Weldon Spring and Wentzville.

The projects included in the 2017–2019 TIP focus on capacity improvements needed to reduce congestion and improve traffic flow, as well as safety improvements needed to reduce the number of crashes on local roads with an emphasis on improvements that will reduce severe and fatal accidents.

2017–2019 TIP Book


2016 – 2018 TIP

The County Council approved the 2016 – 2018 Transportation Improvement Plan (TIP) on September 15, 2015, (Ord. No. 15-085). 

The 2016 – 2018 TIP includes funding for 23 projects within unincorporated St. Charles County and 33 projects within the municipalities of Lake St. Louis, O’Fallon, St. Charles, St. Peters, Weldon Spring, and Wentzville. 

The projects included in the 2016 – 2018 TIP focus on capacity improvements need to reduce congestion and improve traffic flow and safety improvements needed to reduce the number crashes on local roads within an emphasis on improvements that will reduce severe and fatal accidents. 


2015 – 2017 TIP

The County Council approved the 2015 – 2017 Transportation Improvement Plan (TIP) on December 17, 2014, (Ord. No. 14-116). 

The 2015 – 2017 TIP includes funding for 12 projects within unincorporated St. Charles County and 42 projects within the municipalities of Cottleville, Lake St. Louis, O’Fallon, St. Charles, St. Peters, Weldon Spring, and Wentzville. 

The projects included in the 2015 – 2017 TIP focus on capacity improvements need to reduce congestion and improve traffic flow and safety improvements needed to reduce the number crashes on local roads within an emphasis on improvements that will reduce severe and fatal accidents.