All-Out Runapalooza

  • Date Sat 8th August 2026
  • Time 7:00AM MDT
  • Location Arvada, Colorado
  • Price $27.50 - $64.60
  • Races 6 races
  • Distances Half Marathon, 10km, 5km

Event summary

Get ready for an unforgettable day at the 14th annual All-Out Runapalooza on Saturday, August 8th, 2026, in beautiful Arvada, Jefferson! This vibrant end-of-season celebration invites runners of all levels to enjoy a fantastic day outdoors. Participants can choose from refreshing 5K and 10K courses that meander along the scenic Ralston Creek Trail, or take on the challenge of a stunning half marathon that showcases both the breathtaking beauty of the trail and the stunning views from the Blunn Reservoir loop.

Set against the backdrop of the Colorado Tap House, this event is not just a race—it's a celebration of community and the great outdoors. Join us to experience the best of Colorado while soaking in the picturesque landscapes of Arvada's open spaces and charming golf course communities. Don’t miss out on this amazing opportunity to connect with fellow runners and embrace the spirit of summer in the Rockies!

Organiser's Description

As the summer mornings start to cool, join us for a fantastic end-of-season celebration at our 14th annual Runapalooza! From our new venue at Colorado Tap House, you'll have the chance to tackle relatively gentle 5K and 10K courses that go along the acclaimed Ralston Creek Trail, taking you through shady, creekside beaty along Arvada's picturesque open spaces and charming golf course communities. Or our challenging half marathon course that combines the beauty of the Ralston Creek Trail with the challenging Blunn Reservoir loop with its gorgeous Denver and Front Range views. This event, paired with its Endless Series' counterpart Mardi Crawl, offers a can't-miss opportunity to experience the best of what Colorado has to offer!

Races

  • Half Marathon

    Incl. $4.60 Fee & T-Shirt

    Sat 8th August 2026 (7:00AM MDT)

    $64.60

    Half marathon athletes will head out of the Colorado Tap House then east on Ralston Creek Trail for a short dogleg and aid station, then head westbound before running the clockwise Blunn Reservoir loop. 9 opportunities to fuel up (+5 toilets).
  • 10k

    Incl. $3.40 Fee & T-Shirt

    Sat 8th August 2026 (7:35AM MDT)

    $43.40

    10K athletes will head out of the Colorado Tap House then west on Ralston Creek Trail. As an out & back course, they will run 3.1 miles before turning around to return the way they came. 4 opportunities to fuel up (+2 toilets).
  • 5k

    Incl. $2.80 Fee & T-Shirt

    Sat 8th August 2026 (7:45AM MDT)

    $32.80

    10K athletes will head out of the Colorado Tap House then west on Ralston Creek Trail. As an out & back course, they will run 1.55 miles before turning around to return the way they came. 2 opportunities to fuel up (+2 toilets).
  • VIRTUAL Half Marathon

    Incl. $3.40 Fee & T-Shirt

    $43.40

    Participate virtually! Get all of the SWAG, including a finishers medal, shipped to you the week after the event, maintain eligibility for series finisher award and alumni brag tags, and get distance credit towards the Run Amok Championship!
  • Virtual 10k

    Incl. $2.80 Fee & T-Shirt

    $32.80

    Participate virtually! Get all of the SWAG, including a finishers medal, shipped to you the week after the event, maintain eligibility for series finisher award and alumni brag tags, and get distance credit towards the Run Amok Championship!
  • Virtual 5k

    Incl. $2.50 Fee & T-Shirt

    $27.50

    Participate virtually! Get all of the SWAG, including a finishers medal, shipped to you the week after the event, maintain eligibility for series finisher award and alumni brag tags, and get distance credit towards the Run Amok Championship!

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Location

14982 W 69th Ave, Arvada, 80007, CO, United States

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Aug 8, 2026

$27.50 - $64.60