Rockin' on the River 5K

Rockin' on the River 5K

Sunday, April 18, 2021


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


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)


 Event Timed

 Food and Drinks





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 and 2nd place in age/gender categories: Female 9 & Under, Female 10-14,  Female 15-19, Female 20-29, Female 30-39, Female 40-49, Female 50-59, Female 60-69, Female 70+, Male 9 & Under, Male 10-14,  Male 15-19, Male 20-29, Male 30-39, Male 40-49, Male 50-59, Male 60-69, Male 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.


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

Packet pickup:

Wed, 4/14: TBA

Thurs, 4/15 from 4-6:30pm at HalfPenny Brewery (5150 E Arapahoe Rd unit d1-b, Centennial, CO 80122)

Registration info:

Online registration deadline

Online registration closes at midnight on 4/15.

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.


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

$15.00    Expires 3/31/2021 11:59 PM

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

$5.00    Expires 3/31/2021 11:59 PM

• Virtual 5K

$10.00    Expires 4/14/2021 11:59 PM