Rockin' on the River 5K

Rockin' on the River 5K

Sunday, April 21, 2024  @  9:00 AM   •  5k


6115 South Santa Fe Dr., Littleton, CO    view map


Dust off your well-loved t-shirts and show 'em off at the Rockin' on the River 5K! Pre and post-race music and entertainment for all. Take in the view along the beautiful South Platte River on the Mary Carter Greenway in Littleton.  


 Race Pictures

 Event Timed

 Food and Drinks





Course Description:

Race will start and finish in the amphitheater of Hudson Gardens & Event Center. Course will take participants through Hudson Gardens to the Mary Carter Greenway. Course is flat and fast, and very scenic with a view of the Platte River almost the entire way.

Dogs are not permitted at the race. Strollers are allowed.

Course Map:


Parking is available in the 3 lots on the grounds or across the street at Arapahoe Community College. Please do NOT park at the Denver Seminary as we need to be respectful of their Sunday worship or on the side street to the north of the Hudson Gardens.


Overall Male & Female

Awards for 1st, 2nd, and 3rd place Male and Female in the following age divisions: 9 & Under, 10-14, 15-19, 20-29, 30-39, 40-49, 50-59, 60-69, 70+

Additional Info:

Be sure to check out South Suburban Race Series. Participate in multiple races in the series and earn points for participation and finishing position. Awards for top finishers in age/gender groups!  Free to participate!

Proceeds benefit South Suburban’s Community Recreation Scholarship Program.

Race Shirt

$15 optional purchase available at checkout when you register.
Style: Tultex, super soft, unisex sizing. 

Youth Shirt:

$10 optional purchase available at checkout when you register. 
Style: Tultex, super soft.


$50 optional purchase available at checkout when you register.  
Style:  Reflective, water-resistant finish. Folds down into a waist pack for easy storage. Hood and media pocket.  Check out how it works!
Sizing: Men & Women's sizing.  Viewing sizing chart here.

Packet Pickup:

Wednesday, 4/17 from 4 - 6 pm at the Buck Recreation Center (2004 W Powers Ave.  Littleton, 80120)

Thursday, 4/18 from 4 - 6 pm at HalfPenny Brewery (5150 E Arapahoe Rd unit d1-b, Centennial, CO 80122)  Special Offer: 25% off all to go crowlers this night.

Day of Race: At the South Suburban tent beginning at 7:45 am. 

Registration Info:

Early Registration (before 4/4):  $15 for adults, $5 for youth (ages 14 & younger)

Regular Registration (after 4/5):  $20 for adults, $10 for youth (ages 14 & younger)

Online Registration Deadline (if not sold out): Thursday, 4/18 at midnight. 

Day-of Registration (if not sold out):  $25 for adults, $10 for youth (ages 14 & younger)

Refund policy

Completed registrations are non-refundable.  Registrations may be transferred to another runner two days prior to race day by contacting the race director.  In the event the State or local health department issues a mandatory “Stay at Home” order, or mandates the closure of certain programs and/or facilities, participant(s) of this race will adjust to a virtual format.  Refunds will NOT be issued. 


We will do whatever we can to hold the event in any weather conditions.


 Hurry, there are only 33 entries remaining for this event.

• 5K - Ages 15 and above (9:00am start)

$20.00    Expires 4/18/2024 11:59 PM

• 5K - Ages 14 and under (9:00am start)

$10.00    Expires 4/18/2024 11:59 PM