State Park · Colorado
A canyon park on the high plains southeast of Denver, where Cherry Creek cuts through rock past the ruins of a dam that burst in 1933, with short trails, climbing, and a visitor center.
Field briefing
Castlewood Canyon State Park changes fast with season and elevation.
Before you go
Buy the Colorado day pass, watch for afternoon storms, and link the falls, dam, and rim trails into one loop.
The landmarks worth the trip. Tap any photo to enlarge.
Weather, crowds, and what the season changes about the trip.
Mild and variable, with green canyon walls and the best creek and waterfall flow.
Pack Layers, rain shell, and footwear for rocky, sometimes muddy trail.
Warm days, cool canyon shade, and frequent afternoon thunderstorms.
Pack Storm shell, sun protection, water, and an early start.
Crisp and colorful, a standout window along Cherry Creek and the canyon.
Pack Warm layer, headlamp for shorter days, and traction for leaves on rock.
Cold and quiet, with snow and ice on the rim and in shaded canyon sections.
Pack Insulation, traction, and a flexible plan around icy footing.
Castlewood Canyon Falls and the inner canyon
A relatively flat walk along Cherry Creek to a waterfall, the park's most popular hike, threading the canyon floor past rock and riparian shade.
The Castlewood Dam ruins
The remains of a dam that failed in 1933, sending a 15-foot wall of water toward Denver. Trails reach the ruins and a historic homestead, layering canyon scenery with a striking piece of state history.
Rim trails and rock climbing
Trails along the canyon rim deliver big plains-and-mountain views, and the park's rock draws climbers to bolted and traditional lines.
Keep one flexible slot in the day, because weather, parking, and energy usually decide more than the map does. For one day in Castlewood Canyon State Park, make Castlewood Canyon Falls and the inner canyon the non-negotiable, add The Castlewood Dam ruins only if the first stop runs clean, and keep Rim trails and rock climbing as the flexible finish.
Turn Castlewood Canyon's conditions into water, pack, and sleep-system decisions.
Build around conditions
Let season, elevation, and weather set the plan.
Plan your trip
2 quick tools, already seeded for Castlewood Canyon State Park. Tune the numbers around temperature swings, footing, layers, and how much margin the route needs.
Start with the gear decisions this park changes: footing, weather, camping, and water.
Kit Authority
Castlewood Canyon State Park packing list
0 of 15 packed. Check items as you pack, then take this list to the store, trailhead, or campsite.
Pack planning
Use this as a constraint check while you are still shaping the trip. The active checklist becomes useful once your route, dates, and sleep plan are set.
Checklist mode
15 items, grouped for the trip you are actually taking.
The buying guides that match what Castlewood Canyon asks of your kit, with our current top picks across budget and use case.
Castlewood Canyon is day-use only, so most visitors come from the Denver metro. For camping, the nearest reservable Colorado state park campgrounds are at Front Range parks such as Cherry Creek; Castle Rock, Franktown, and Parker have the nearest hotels and food.
Camping reservations
There is no campground inside Castlewood Canyon. It is a day-use park, so plan it from the Denver area or pair it with camping at another reservable Colorado state park nearby.
Reviewed June 11, 2026
Booking window
Colorado state park campsites at nearby parks are reservation-only and can be booked up to six months before arrival.
Where to book or verify
Official Colorado Parks and Wildlife reservation portal for nearby campgrounds.
Park profile with trails, the dam ruins, the visitor center, and current conditions.
Check for federal campground, backcountry, tour, and permit inventory tied to this park.
Campgrounds to know
Plan the handoff from arrival to shuttle.
Parking, pedestrian entrances, and shuttle timing decide how calmly the first morning starts.
Getting there
Arrival note
Castlewood Canyon sits near Franktown, southeast of Denver and Castle Rock on the high plains where Cherry Creek cuts its canyon.
Shuttle access
A car is required, and the park has a main entrance with the visitor center plus a west entrance off Highway 83, so check which trailhead you want before you drive.
Pair this with lodging: sleep where the park transfer is simple, especially if your route needs an early start.
Yes. Colorado requires a day-use vehicle pass, about $10 per vehicle, which is good until noon the following day. An annual Colorado state parks pass also covers entry.
No. Castlewood Canyon is a day-use park with no campground. For an overnight, reserve a site at another nearby Front Range state park such as Cherry Creek and visit Castlewood Canyon as a day trip.
The dam on Cherry Creek failed in 1933, sending a roughly 15-foot wall of water toward Denver. Its ruins still stand in the canyon, and trails lead past them and a historic homestead.