48.6900370, -121.0958972

Colonial Creek Campground Boat Ramp

Fee not yet verified Status not yet verified Public access

Colonial Creek Campground Boat Ramp is a public access point in Whatcom County, Washington, providing access to Diablo Lake. It sits within the Diablo Lake-Skagit River watershed.

Sourced from State of Washington . Last checked against the source on July 7, 2026.

Boat ramps on Diablo Lake

Colonial Creek Campground Boat Ramp is the only public boat ramp we have on record for Diablo Lake. Smaller creeks and coves sometimes have unofficial or private access points we haven't verified yet — if you know of one nearby, help us add it.

Other boat ramps in Whatcom County

Whatcom County tracks 25 public boat ramps in total, spread across several different rivers, creeks and lakes — not just Diablo Lake. Each one below shows which waterbody it's on, so you can tell at a glance whether it actually connects to the same water as Colonial Creek Campground Boat Ramp or leads somewhere completely different.

Quick facts

County
Whatcom County, Washington
Coordinates
48.6900370, -121.0958972
Waterbody
Diablo Lake
Access type
Public
Last verified
July 7, 2026
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