The Zoomies 50K also offers a 5K, 10K & 15K option. The race goes around a 1.57-mile loop so you complete it 20 times for the 50K. Dogs are welcome and the course will feature rescue animals available for adoption.
The Salt Flats Endurance Run in an ultramarathon that allows dogs in all distances, including the 50K, 50 miler and 100 miler. You can register your dog to run the entire race and they will essentially be treated as a human runner.
Well-behaved, leashed dogs are allowed to run in all three races, the 100-miler, the 100K and the 20-miler. They must not bother any people, dogs or wildlife. The course is single track on 20-mile loops. Anyone who lets their dog off leash will be disqualified.
Well-behaved, leashed dogs are welcome on both the Deception Pass 50K and 25K courses. There is also a 1K Fun Run. This area is known for its rugged coastlines, cliffs and dense forests. There are no mountains or long climbs in this race.