Rockin' on the River 5K

Rockin' on the River 5K

Sunday, April 18, 2021


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

Registration closed:

Registration is closed and day of regsitration will NOT be availabe for this race. 


Take in the view along the beautiful South Platte River on the Mary Carter Greenway in Littleton.  Enjoy pre and post-race live music by RedVine Conspiracy and a post-race complimentary beer garden (for those 21+) sponsored by HalfPenny Brewing Company. 

Race start time will be around 9am, with waves throughout the morning.  A sign up for wave start times will be sent out to registrants prior to the event. 

Early Registration (by 3/31) is only $15 for adults, $5 for youth (ages 14 & younger) 

Regular Registration (after 4/1) is $20 for adults, $10 for youth (ages 14 & younger)

Course description:

Race will start and finish in the amphitheater of the 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 maps:


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 Event Center.

Awards info:

Overall Male & Female

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

Additional info

Be sure to check out South Suburban Parks & Recreation District’s 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.


Sold Out!
  Bella + Canvas, super soft, unisex sizing (true to size). 
$12 optional purchase available at checkout when you register.   

Packet pickup:

Day of Packet Pickup will NOT be available.

Wed, 4/14 from 4-6pm at the Buck Recreation Center (2004 W Powers Ave.  Littleton, 80120)

Thurs, 4/15 from 4-6:30pm at HalfPenny Brewery (5150 E Arapahoe Rd unit d1-b, Centennial, CO 80122).  Get 25% off a crowler fill at the brewery. 

Fri, 4/16 from 12pm-2pm at the South Suburban Sports Complex (4810 E. County Line Rd. Littleton, CO 80126)

Registration info:

Registration deadline

Online registration closes at midnight on 4/15.  No day of registration will be offered.

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.




Registration is closed and day of regsitration will NOT be availabe for this race.