Welcome to our Calendar of Events.
Arkansas Outside is NOT the owner or organizer of these events (unless otherwise noted). We aggregate these events into this one place to allow our readers a chance to see what outdoor recreation events are going on around the state. There is no need for FOMO when playing outside.
If you’re looking for a specific type of event you can use the following links:
- Running (Road & Trail)
- Cycling (Road, Mountain, Gravel, etc.)
- Multisport (Triathlon, Duathlon, Adventure Racing, etc.)
- Paddling (Kayak, Canoe, Raft, Tubing, etc.)
- Climbing (Rocks, not trees)
- Trail Love Days (Volunteer Opportunities)
Are we missing an event? Enter your event here:
We’ll see you on the trail.
- This event has passed.
Cotter Bridge Ultra

Formerly known as the Arkansas Backyard Ultra Championship, we present you the Cotter Bridge Ultra.
A one of a kind event that blends our previous format with a unique concept.
Venue
Big Springs Park in Cotter Arkansas
This is a great event for the family. There’s fishing, swimming, a rope swing, and playground at the venue.
Overview
This is a timed event with a twist.
At 7am, all runners start a 4.1667 mile lap. All runners have 59 minutes and 59 seconds to finish the lap.
At 8am, all runners start lap #2…. and so forth.
On lap #6, all 6 Hour runners will be racing for time. All 6 hour finishers will have finish time of 5:XX:XX [h:mm:ss] that determines his or her respective place.
Runners competing in 12 or 24 hours will continue until their respective race.
6 Hours = 25 Miles
12 Hours = 50 Miles
24 Hours = 100 Miles
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