Adventure brief
Numbers Half Day
Looking for a heart-pounding river adventure? River Runners offers expert-guided whitewater rafting on The Numbers—Colorado’s most exciting rapid stretch. Perfect for thrill-seekers ready to conquer challenging rapids!
The Numbers, located in Colorado, is renowned among thrill-seekers for its relentless whitewater that promises adrenaline at every turn. This 6-mile stretch packs over seven rapids, each one more challenging than the last, making it a prime destination for experienced paddlers craving a pulse-pumping adventure. River Runners offers a half-day excursion that captures the raw power and unyielding energy of this famous section.
The trip features steep chutes, big waves, and fast-paced currents that demand skill and focus but deliver an unmatched rush. The canyon’s steep rock walls and relentless current create a dynamic environment where every rapid is a new story—whether it’s maneuvering through the tight, twisting passages or conquering the roaring waves. The Numbers is part of Colorado’s robust whitewater scene and is especially popular for those seeking a challenge.
Since its establishment, the area has become a legend among local paddling communities, offering a playground for expert boaters and a shining example of Colorado’s rugged, untamed river systems. River Runners is known for their expert guides, safety-first approach, and a shared passion for getting adventurers on the water and pushing their limits. This trip is not for beginners; it’s a high-octane experience designed for paddlers comfortable with challenging rapids and quick decision-making.
The adventure itself lasts around 4-5 hours, including safety briefings, gear, and the run. Joining this trip, you’ll need to be in good physical shape, capable of handling strenuous paddling for extended periods. Essential gear includes a high-quality life jacket, helmet, paddles, and a wetsuit if the season calls for it.
The Numbers offers a truly compelling thrill for paddlers seeking an authentic Colorado whitewater experience that mixes technical skill with pure, unfiltered fun.
Adventure tips
Plan your experience.
Curated tips for an optimal adventure.
- 01Stay Secure in Your Gearessential
Ensure your life jacket and helmet are properly fitted before hitting the water.
- 02Be Prepared for Quick Decisionsinfo
Listen carefully to safety instructions and stay alert during rapid navigation.
- 03Check Water Levels Beforehandwarning
Higher water levels can increase rapid difficulty; confirm conditions before your trip.
- 04Bring a Change of Clothesinfo
Have dry clothes on hand for after the trip to stay comfortable.
Recommended gear
What to bring.
Personal Flotation Device (PFD)
Vital for safety, providing buoyancy in rapid waters.
EssentialHelmet
Protects your head from rocks and impacts during rapid navigation.
EssentialPaddling Shoes
Avoid slipping and provide support when climbing in and out of the boat.
EssentialWetsuit (if necessary)
Keeps you warm in cold water conditions.
spring,winterLocal insights
Context for the journey.
Nearby secrets
Hidden side creek to explore after the run, Authentic local diner for post-adventure fuel
Local fauna
Bald eagles, River otters
Historic heritage
The Numbers rapid section has been a pivotal part of Colorado’s whitewater heritage since the mid-20th century, drawing expert paddlers from around the world.
Mindful exploration
River Runners emphasizes low-impact tourism and ongoing efforts to preserve the river’s natural flow and surrounding ecosystems.
Photography tips
Capture the moments
- Viewpoints
- Lookout bluff near the start of the run, Lower river bend for action shots
- Subjects
- Raft teams navigating rapids, Dynamic waves and foam
- Best times
- Late morning for optimal lighting, Golden hour for dramatic shadows
Frequently asked questions
Before you go.
Is rafting suitable for beginners?
This trip is designed for experienced paddlers; beginners should consider introductory trips.
What should I bring with me?
Bring water, sunscreen, a dry change of clothes, and any personal safety gear you prefer.
How challenging are the rapids?
The rapids are challenging and require good paddling skills and confidence in whitewater.
Are wetsuits provided?
Wetsuits are available depending on the season, but it's best to check with River Runners beforehand.
What about safety precautions?
Our guides prioritize safety, provide thorough instructions, and carry safety equipment at all times.
Can I bring my camera?
Yes, but ensure it’s waterproof or secured with a lanyard to prevent loss.