What does fun look like to you? Rediscover it at Thousand Trails Birch Bay Campground! An RV campground located on Birch Bay, Washington's largest tide flat, we are conveniently close to the US and Canadian border crossing. When the tide is out, the fun begins! Explore the Birch Bay coast, go crabbing, clamming, or build a sandcastle. At high tide, the outdoor adventures continue with kayaking, boating, and swimming. Kids will especially enjoy spending time at the waterslides located just south of this RV campground. Out of the water, there is still lots to do with bird watching, walking, and bike riding. Plus, this RV campground near Bellingham Bay offers plenty of on-site fun! Enjoy our seasonal pool and activities for children. Explore the many games in our family lodge or spend time in the adult lodge which features billiards, exercise equipment, guest computer, and more games. There are horseshoes, playgrounds, walking paths, and an off leash pet area so that your 4-legged family members can enjoy our Birch Bay Thousand Trails RV Campground. The diversity of this area is vast! Shopping, restaurants, entertainment, and small-town USA delights abound in nearby Bellingham, Blaine, Lynden, and Ferndale. And with Mount Baker bordering us to the east, you are sure to enjoy camping near Bellingham at this Thousand Trails RV campground.