at Katy Trail State Park and Rock Island Trail State Park
Event organizers are required to follow all guidelines established by the CDC, and any state, county or local orders related to COVID-19.
A variety of special events are held on the Katy and Rock Island trails throughout the year. This calendar of events will be updated when new special event permits are issued.
All groups or organizations desiring to use Katy Trail State Park or Rock Island Trail State Park for a special event activity must obtain a special event permit from the Missouri Department of Natural Resources. Email or call 800-334-6946 to speak with staff at the Katy Trail State Park office located in Rock Bridge Memorial State Park for information on how to obtain a special event permit.
April 2024
April 18
Thirsty Thursday
Location: Defiance
Sponsor: Start 2 Finish Events
Contact: Jake Goldsborough, jake@s2fevents.com or 636-675-1546
Number of Attendees: 125
April 20
Drink MO Wine Run
Location: Klondike Park to Augusta
Sponsor: MSE Racing
Contact: Sally Drake, sdrake@mseracing.com or 314-477-6906
Number of Attendees: 600
April 27
Do or Die Half Marathon and 5K
Location: Boonville
Sponsor: Boonslick Heartland YMCA
Contact: Kathleen Thomas, kathleent@bhymca.org or 660-882-8500
Number of Attendees: 400
April 28 - May 3
Wilderness Voyageurs Guided Bike Tours
Location: Clinton to St. Charles
Sponsor: Wilderness Voyageurs Outfitters Inc.
Contact: Amanda Barnhart, amanda@wilderness-voyageurs.com or 800-272-4141
Number of Attendees: 14
May 2024
April 28 - May 3
Wilderness Voyageurs Guided Bike Tours
Location: Clinton to St. Charles
Sponsor: Wilderness Voyageurs Outfitters Inc.
Contact: Amanda Barnhart, amanda@wilderness-voyageurs.com or 800-272-4141
Number of Attendees: 14
May 5-10
Wilderness Voyageurs Guided Bike Tours
Location: Clinton to St. Charles
Sponsor: Wilderness Voyageurs Outfitters Inc.
Contact: Amanda Barnhart, amanda@wilderness-voyageurs.com or 800-272-4141
Number of Attendees: 14
May 12
Hairy Hundred
Location: MP 144-163.3
Sponsor: CoMo CX LLC
Contact: Michael Morgan, michaelmorgan@hotmail.com or 573-424-5973
Number of Attendees: 100
May 12
St. Charles Half Marathon
Location: St. Charles – between Greens Bottom and Weldon Spring
Sponsor: Start 2 Finish Events
Contact: Jake Goldborough, jake@s2fevents.com or 636-675-1546
Number of Attendees: 500
May 12-17
Wilderness Voyageurs Guided Bike Tours
Location: Clinton to St. Charles
Sponsor: Wilderness Voyageurs Outfitters Inc.
Contact: Amanda Barnhart, amanda@wilderness-voyageurs.com or 800-272-4141
Number of Attendees: 14
May 13-18
Crossroads Katy Trail Guided Tours
Location: Clinton to St. Charles
Sponsor: Crossroads Bike Tours
Contact: Luke Harris, tours@crossroadsbiketours.com or 618-656-6229
Number of Attendees: 20
May 18
May 19
Location: St. Charles – Weldon Spring to Blanchette Landing
Sponsor: Big Muddy Adventures
Contact: Matt Green, matt@2muddy.com or 314-229-0552
Number of Attendees: 22
May 19-24
Wilderness Voyageurs Guided Bike Tours
Location: Clinton to St. Charles
Sponsor: Wilderness Voyageurs Outfitters Inc.
Contact: Amanda Barnhart, amanda@wilderness-voyageurs.com or 800-272-4141
Number of Attendees: 14
May 23
Thirsty Thursday
Location: Defiance
Sponsor: Start 2 Finish Events
Contact: Jake Goldsborough, jake@s2fevents.com or 636-675-1546
Number of Attendees: 125
May 26-31
Wilderness Voyageurs Guided Bike Tours
Location: Clinton to St. Charles
Sponsor: Wilderness Voyageurs Outfitters Inc.
Contact: Amanda Barnhart, amanda@wilderness-voyageurs.com or 800-272-4141
Number of Attendees: 14
June 2024
June 2-7
Wilderness Voyageurs Guided Bike Tours
Location: Clinton to St. Charles
Sponsor: Wilderness Voyageurs Outfitters Inc.
Contact: Amanda Barnhart, amanda@wilderness-voyageurs.com or 800-272-4141
Number of Attendees: 14
June 20
Thirsty Thursday
Location: Defiance
Sponsor: Start 2 Finish Events
Contact: Jake Goldsborough, jake@s2fevents.com or 636-675-1546
Number of Attendees: 125
June 23
Pedal/Paddle
Location: St. Charles – Weldon Spring to Blanchette Landing
Sponsor: Big Muddy Adventures
Contact: Matt Green, matt@2muddy.com or 314-229-0552
Number of Attendees: 22
July 2024
July 4
Rockin' Riverfest 5K/10K
Location: St. Charles – Frontier Park area
Sponsor: Rockinator Racing
Contact: Justin Bowen, rockinatorracing@gmail.com or 314-280-3924
Number of Attendees: 100
July 18
Thirsty Thursday
Location: Defiance
Sponsor: Start 2 Finish Events
Contact: Jake Goldsborough, jake@s2fevents.com or 636-675-1546
Number of Attendees: 125
July 28
The Equalizer
Location: Marthasville
Sponsor: Rockinator Racing
Contact: Justin Bowen, rockinatorracing@gmail.com or 314-280-3924
Number of Attendees: 70
August 2024
Aug. 4
Flat Five
Location: Frontier Park – St. Charles
Sponsor: St. Charles Runners Club
Contact: Chris Heupel, chris.heupel@gmail.com, 314-540-7283
Number of Attendees: 300
Aug. 15
Thirsty Thursday
Location: Defiance
Sponsor: Start 2 Finish Events
Contact: Jake Goldsborough, jake@s2fevents.com or 636-675-1546
Number of Attendees: 125
September 2024
Sept. 19
Thirsty Thursday
Location: Defiance
Sponsor: Start 2 Finish Events
Contact: Jake Goldsborough, jake@s2fevents.com or 636-675-1546
Number of Attendees: 125
Sept. 22
Number of Attendees: 300
Sept. 22-27
Wilderness Voyageurs Guided Bike Tours
Location: Clinton to St. Charles
Sponsor: Wilderness Voyageurs Outfitters Inc.
Contact: Amanda Barnhart, amanda@wilderness-voyageurs.com or 800-272-4141
Number of Attendees: 14
Sept. 23-28
Crossroads Katy Trail Guided Tours
Location: Clinton to St. Charles
Sponsor: Crossroads Bike Tours
Contact: Luke Harris, tours@crossroadsbiketours.com or 618-656-6229
Number of Attendees: 20
Sept. 29 - Oct. 4
Wilderness Voyageurs Guided Bike Tours
Location: Clinton to St. Charles
Sponsor: Wilderness Voyageurs Outfitters Inc.
Contact: Amanda Barnhart, amanda@wilderness-voyageurs.com or 800-272-4141
Number of Attendees: 14
October 2024
Sept. 29 - Oct. 4
Wilderness Voyageurs Guided Bike Tours
Location: Clinton to St. Charles
Sponsor: Wilderness Voyageurs Outfitters Inc.
Contact: Amanda Barnhart, amanda@wilderness-voyageurs.com or 800-272-4141
Number of Attendees: 14
Oct. 6-11
Wilderness Voyageurs Guided Bike Tours
Location: Clinton to St. Charles
Sponsor: Wilderness Voyageurs Outfitters Inc.
Contact: Amanda Barnhart, amanda@wilderness-voyageurs.com or 800-272-4141
Number of Attendees: 14
Oct. 6-11
Woman Tours
Location: Full Trail – Clinton to Machens
Sponsor: Woman Tours Inc.
Contact: Michelle Cooley, michelle@womantours.com or 585-424-2124
Number of Attendees: 15
Oct. 13-18
Wilderness Voyageurs Guided Bike Tours
Location: Clinton to St. Charles
Sponsor: Wilderness Voyageurs Outfitters Inc.
Contact: Amanda Barnhart, amanda@wilderness-voyageurs.com or 800-272-4141
Number of Attendees: 14
Oct. 17
Thirsty Thursday
Location: Defiance
Sponsor: Start 2 Finish Events
Contact: Jake Goldsborough, jake@s2fevents.com or 636-675-1546
Number of Attendees: 125
Oct. 20-25
Wilderness Voyageurs Guided Bike Tours
Location: Clinton to St. Charles
Sponsor: Wilderness Voyageurs Outfitters Inc.
Contact: Amanda Barnhart, amanda@wilderness-voyageurs.com or 800-272-4141
Number of Attendees: 14
November 2024
Nov. 9
The Oreo Roubaix
Location: St. Charles – Weldon Spring
Sponsor: Big Shark Bicycle Co.
Contact: Mike Weiss, mike@bigshark.com or 314-920-9606
Number of Attendees: 150