Colonial Creek Campground is located on Diablo Lake right on State Route 20 (The North Cascades Highway) in North Cascades National Park.
Diablo Lake, along with Ross Lake are two absolutely breathtaking lakes (actually reservoirs) in Washington State and will be without a doubt a place you will show photos of to all of your friends. Then you will tell everyone about the incredible scenery of the North Cascades Highway and the charming towns of Winthrop and Twisp.
Colonial Creek Campground - North Cascades National Park
Colonial Creek is broken down into two sections; the Colonial Creek North Campground and the Colonial Creek South Campground.
The North Campground has 41 campsites and has access to Thunder Knob Trail; a 3.6-mile roundtrip moderate hike/ There is approx. 425-foot elevation gain on this hike and gives incredible views of Diablo Lake.
The South campground has 96 campsites, 19 are tent only, 19 walk-in sites, and 1 group site.
Here you will also locate the trailer dump, boat launch, fishing pier, fish cleaning station, amphitheater, and parking for two hiking trails; Thunder Creek Trail and Thunder Woods Nature Trail.
Number of Sites: South Loop - 96 sites, North Loop - 41 sites
Location in the park: Located off of SR 20 at milepost 130. 25 miles (40 km) east of Marblemount, 63 miles (101 km) west of Winthrop.
Campsite Cost: $24/night for reservations
Senior/Access Camping Fee: $ 12
Payments accepted: Cash and Check only, No Canadian accepted
Reservations: Yes, Reserve sites 3-180 days in advance online at www.recreation.gov or by phone at 1-877-444-6777.
48° 41' 22.4902" N
121° 5' 45.8200" W
Accessible Sites: Yes
Pets must be on a maximum 6-foot leash in the campground.
Pick up waste after your pet and put it in a receptacle.
Do not leave pets unattended.
Pets are not allowed on trails in North Cascades National Park.
Pets are allowed on trails Pets are allowed on trails in Ross Lake National Recreation Area and the PCT.
Colonial Creek Campground Reservations
Are campground Reservations Available? Yes
Phone Number? 1-877-444-6777
How Far Ahead can you make a reservation? Reserve sites 3-180 days in advance
Are there any First-Come, first-served campsites available? Yes.
Unreserved sites are available on a first-come, first-served basis when the campsite placard reads "OPEN". A First-come, first-served group must leave a site when a reservation is scheduled to arrive.
For First-come, first-served sites first select a site and leave something to show occupancy. Then return to register. Go back and clip the registration tag on the post in the campsite and set up camp.
Check out our complete North Cascades Camping Guide
Colonial Creek Campground Amenities
Dump Station: Yes
Bear Boxes: Yes
Flush Toilets: Yes
Is wifi available? No
Is cellular Phone Service Available? No
Is camp host available on site? Yes, seasonally
Is firewood available for purchase? Firewood is available outside of the park.
Amenities at each campsite:
Fire pit in the site? Yes
Picnic Table in the site? Yes
Bear Box in site/area? Yes
Potable Water/ Drinking Water? Yes, seasonally
RV Camping at Colonial Creek Campground
RV Length: This campground is not large RV-friendly. Large RVs can better be accommodated in Newhalem Creek Campground sites.
Generators: 8 am to 8 pm
How to get to Campground
Located off of SR 20 at milepost 130. 25 miles (40 km) east of Marblemount, 63 miles (101 km) west of Winthrop.
The maximum number of people at a campsite: 8
The number of cars per campsite: 2
Checkout time: 12 p.m.
Quiet Hours: 10 p.m.- 6 a.m.
Generator Hours: 8 a.m.-8 p.m.
Colonial Creek Campground Map
National Park Sites near North Cascades National Park
Lake Roosevelt National Recreation Area
Additional Photos of Campground