The "ROCKIN' RIVERFEST" 5k, 10K, Half Marathon & Fun Run!
RR
From Rockinator Racing LLC
- Date Sat 4th July 2026
- Time 7:30AM CDT
- Location St Charles, Missouri
- Price $27.50 - $84.74
- Races 4 races
- Distances 5km, 10km, Half Marathon
Event summary
Get ready for an unforgettable experience at the "ROCKIN' RIVERFEST" 5K, 10K, Half Marathon & Fun Run, hosted by Rockinator Racing LLC! On Saturday, July 4th, 2026, St. Charles will come alive with energy and excitement as participants of all ages take to the scenic Katy Trail and charming single-track paths alongside the beautiful Missouri River. The races kick off bright and early at 7:30 AM, just in time for you to join in the fun and stick around for the spectacular Fourth of July Parade starting at 10:00 AM!
This family-friendly event offers something for everyone, from competitive runners to those who prefer a leisurely jog or walk. Enjoy a flat and fast course with aid stations at key points, and celebrate your achievements with a custom finisher’s T-shirt, medal, and a vibrant Racers Village featuring music, snacks, and hydration. With categories for all ages and a commitment to supporting the local St. Charles School District Cross Country program, the Rockin' Riverfest is not just a race—it's a community celebration! Don't miss out on making memories with family and friends while kicking off your July 4th festivities in style. Register
This family-friendly event offers something for everyone, from competitive runners to those who prefer a leisurely jog or walk. Enjoy a flat and fast course with aid stations at key points, and celebrate your achievements with a custom finisher’s T-shirt, medal, and a vibrant Racers Village featuring music, snacks, and hydration. With categories for all ages and a commitment to supporting the local St. Charles School District Cross Country program, the Rockin' Riverfest is not just a race—it's a community celebration! Don't miss out on making memories with family and friends while kicking off your July 4th festivities in style. Register
Organiser's Description
Welcome to the the Rockin' Riverfest 5k,10k Half Marathon and Fun Run!
The Rockin' Riverfest is a fun, flat, fast, family friendly event taking place on Saturday Morning July 4th. The Parade starts at 10:00 this year so run it and stick around for the Parade!
Starting at 7:30am. Race/Run/Jog or Walk starting on the Katy trail through the Shady single track trails right beside the beautiful Missouri river. Pass the water/aid station at mile 1.5 (also mile 4 and 5 for the 10K and double that for the Half)
For registering, you not only get a super fun Race/Run/Walk through the historic district and all the action of Riverfest on the Riverfront, you get a custom finishers Rockin' Riverfest T shirt, (Shirts guaranteed to those that register by June 15) Racers Village Colas, Sports drink, Race Snacks, Professional race Timing, Instant Results, Timed Splits, Custom Bib Number, and FINISHERS MEDAL! The race also includes Free downloadable finish line pics and video. Whew! Awards Ceremony on Podiums. Water/Sports drink and Ice at aid stations and Racers Village. 10k and 13.1 see an additional aid stations. Music rocking at racer village!
Cheer on your friends and family! A great way to kick off your July 4th festivities. After the race, stick around and make a day of it enjoying the Parade, Historic riverfront shops, Historic St Charles and all of the Riverfest activities! Bring the Friends and Fam!
The full Parade starts at 10 am and is 1 block away!.
Custom Rockin' Riverfest MEDALS to top 3 in the following age groups. (1-13,14-19, 20-29, 30-39, 40-49, 50-59, 60-69,70+) 5k,10k and Half Marathon. Splits are timed with Instant results.
Please consider donating a few bucks to The St Charles School District Cross Country program. 100% of proceeds stay local and go to help keep kids in shoes, jackets, tarps, drinks, and general program support.
Make a holiday of it! "Saint Charles Riverfest is the City's premier Fourth of July Festival featuring live music, great food and drinks, children's activities, a carnival and more. This year will feature a fireworks display on both evenings"
Packet pick up Thursday, July 3 at Bike Stop Cafe 3-6pm and race morning in Racers Village 6:15-7:15 am.
National Anthem goes at 7:26 am, you go at 7:30!
Get your friends/fam to join you and lets go!!
The Rockin' Riverfest is a fun, flat, fast, family friendly event taking place on Saturday Morning July 4th. The Parade starts at 10:00 this year so run it and stick around for the Parade!
Starting at 7:30am. Race/Run/Jog or Walk starting on the Katy trail through the Shady single track trails right beside the beautiful Missouri river. Pass the water/aid station at mile 1.5 (also mile 4 and 5 for the 10K and double that for the Half)
For registering, you not only get a super fun Race/Run/Walk through the historic district and all the action of Riverfest on the Riverfront, you get a custom finishers Rockin' Riverfest T shirt, (Shirts guaranteed to those that register by June 15) Racers Village Colas, Sports drink, Race Snacks, Professional race Timing, Instant Results, Timed Splits, Custom Bib Number, and FINISHERS MEDAL! The race also includes Free downloadable finish line pics and video. Whew! Awards Ceremony on Podiums. Water/Sports drink and Ice at aid stations and Racers Village. 10k and 13.1 see an additional aid stations. Music rocking at racer village!
Cheer on your friends and family! A great way to kick off your July 4th festivities. After the race, stick around and make a day of it enjoying the Parade, Historic riverfront shops, Historic St Charles and all of the Riverfest activities! Bring the Friends and Fam!
The full Parade starts at 10 am and is 1 block away!.
Custom Rockin' Riverfest MEDALS to top 3 in the following age groups. (1-13,14-19, 20-29, 30-39, 40-49, 50-59, 60-69,70+) 5k,10k and Half Marathon. Splits are timed with Instant results.
Please consider donating a few bucks to The St Charles School District Cross Country program. 100% of proceeds stay local and go to help keep kids in shoes, jackets, tarps, drinks, and general program support.
Make a holiday of it! "Saint Charles Riverfest is the City's premier Fourth of July Festival featuring live music, great food and drinks, children's activities, a carnival and more. This year will feature a fireworks display on both evenings"
Packet pick up Thursday, July 3 at Bike Stop Cafe 3-6pm and race morning in Racers Village 6:15-7:15 am.
National Anthem goes at 7:26 am, you go at 7:30!
Get your friends/fam to join you and lets go!!
Races
-
5k
Incl. $3.70 Fee & ROCKIN' RIVERFEST T-Shirt
Sat 4th July 2026 (7:30AM CDT)
$48.70
Start at the Frontier park pavillion and head north on the Katy trail and into the single track riverscene trails then through the water station at mile 2 and stride it out on the Katy back to Racers village to finish. -
10k
Incl. $4.30 Fee & ROCKIN' RIVERFEST T-Shirt
Sat 4th July 2026 (7:30AM CDT)
$59.30
Start at the Frontier park pavillion and head north on the Katy trail and into the single track riverscene trails then through the water station at mile 2 and stride it out on the Katy to the second section of riverscene trails then back on the Katy to Racers village to finish. -
5K Fun Run/Walk/Stroll
Incl. $2.50 Fee
Sat 4th July 2026 (7:33AM CDT)
$27.50
Start at the Frontier park pavillion just after the 5/10k and head north on the Katy trail and into the single track riverscene trails then through the water station at mile 2 and back to Racers Village. This is NOT a timed event but the Rockin' Riverfest bib number and all of the fun is! -
The Rockin' Half Marathon
Incl. $5.74 Fee & ROCKIN' RIVERFEST T-Shirt
Sat 4th July 2026 (7:30AM CDT)
$84.74
Start at the Frontier park pavillion and head north on the Katy trail and into the single track riverscene trails then through the water station at mile 2 and stride it out on the Katy to the Turn around point, Back through the Aid Station and into the second section of riverscene trails Through the South Aid Station then back on the Katy to Racers village to the Turn around point (also an aid station) and take another lap!
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Frontier Park, 500 S Riverside Dr,, St Charles, 63301, MO, United States
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