Casper Mountain rides, river fishing, climbs, group runs, and meetups across Casper and the North Platte — find something to show up to this week.
Izaak Walton League Hiking Club
Every odd Wednesday, Apr–Sep · open to all
Casper Mountain & Muddy Mountain trailheads
Leashed dogs welcome; not members-only. Hikes on Casper Mtn, Muddy Mtn and local parks.
Annual · first Sunday in June
Marathon, half, relays and 10K along the North Platte. Boston-qualifying.
One email a week with Casper’s upcoming outdoor lineup. Free, and unsubscribe anytime.
Groups whose schedule rotates or is seasonal — check the source for the next date.
Central Wyoming Trails Alliance
Volunteer build & maintenance days — see calendar
Casper Mountain trailheads
Guided float & wade trips — book year-round
North Platte River, Casper area
Blue-ribbon North Platte — Grey Reef, Miracle Mile and Fremont Canyon.
Group runs for all abilities — see club page
Around Casper
Seasonal trail outings — see club page
Casper Mountain trailheads
Central Wyoming Trails Alliance
Seasonal group rides & events — see calendar
Casper Mountain trailheads
Seasonal shop rides — ask in store
Mountain Sports, 543 S Center St, Casper
Friendly all-abilities rides — see Strava club
Around Casper
Self-guided on the 11-mile North Platte River Trail
Annual Riverfest, Spring Cleanup & DogFest
Open climbing daily — afternoons & evenings
5150 Rock Gym, 408 N Beverly St, Casper
Casper’s only indoor gym; top-rope and bouldering for all levels.
Local guidebook, gear and current crag conditions
Mountain Sports, 543 S Center St, Casper
Fremont Canyon: granite trad & sport, 5.6–5.13, above the North Platte.
Seasonal field trips & bird walks — see events
Membership programs & presentations through the season
Guided float & walk-wade trips — book year-round
North Platte River near Alcova
North Platte Lodge & The Reef Fly Shop
Guided trips, drift-boat rentals & shuttles — year-round
North Platte River near Alcova
Raft, kayak, canoe, SUP & tube rentals · Jun–Sep
Self-guided floats and guided trips through the downtown Whitewater Park.
Surf & play the man-made wave features · summer
Platte River Whitewater Park, Casper
Four rock features for supervised beginner/intermediate boaters; summer kayak rodeo.
Academic program with hands-on field components