Harbour

Sudden Valley Marina

Sudden Valley, United StatesPacific Northwest
Type
Harbour

Private freshwater marina on the south-east shore of Lake Whatcom, reserved for members and residents of the Sudden Valley community east of Bellingham, Washington.

Guide

Approach and anchoring

Lake Whatcom is a freshwater lake with no marine access: trailer launches only. The marina is at 20 Marina Drive, in the Sudden Valley HOA. Whatcom County boat inspections for invasive species are required before launching on the lake.

Practical

88 wet berths and around 165 dry-storage spaces. Marina store with petrol, diesel, ice, snacks, drinks and a wide range of marine parts including batteries, starters and alternators. Member or resident access only. Phone 360-734-6430.

Ashore

Off-leash dog park directly next to the marina. Sudden Valley community trails and golf course on the same development. Lake Whatcom shoreline is largely undeveloped and forested.

Key facts

Type
Harbour
Coordinates
48.72159, -122.32636 (48°43.30'N 122°19.58'W)
Town
Sudden Valley
Country
United States
Updated
July 7, 2026

Getting there

Sudden Valley Marina lies at 48°43.30'N 122°19.58'W, that is 48.72159, -122.32636 in decimal degrees.

Boaters' reviews

No reviews yet. Be the first to share your experience of Sudden Valley Marina.

Write a review

Explore the region

Nearby cities

The free boat navigation app

Official nautical charts, marine weather, GPS and 50,000+ marinas and anchorages with reviews. All in one app, ready to sail.

BoatMap app on three phones: navigation, anchorage details and marine weather
Download on the App StoreGet it on Google Play
Sudden Valley MarinaOpen in BoatMap