October 16th, 2022. The 2022 Beaverton Half Marathon • 5K & 10K Event is on! With a brand new date, BHM is emerging as the premier fall half marathon in Oregon. An amazing route, an abundance of course support, and that famous RWP flare makes BHM ’22 THE ideal first time half marathon. Choose from one of three distances: 5K, 10K or half marathon. With a variety of race choices, there is something for the entire family!