The Trail Factor half marathon is a fun, challenging and well-supported race in Forest Park that includes beautiful trails and lots of friends and family.
If you are looking for the Trail Factor 50K, that happens on Memorial Day, Monday May 30th.
The race will support the Forest Park Conservancy again this year.
$55 (1/5 – 2/5)
$75 (2/6 – 4/6)
$80 (4/7 – 5/21)
$90 (Day of Race, if space is available)
Optional shirt available for purchase during registration. Shirts are available until April 28.
The race is SOLD OUT. You can register to get on the wait list. Learn about wait lists here
Online registration closes at midnight on 5/21.
Please note that there are no transfers to other runners. If you need to cancel your registration and it’s more than 30 days prior to the race, you will receive a 50% credit toward a future Go Beyond Racing race. If your cancellation is 30 days or less from race day, there is no credit, no refund, or no transfer. See our cancellation policy for details.
You can see the course route and description and aid stations on the Course page.
Friday, May 26, 2017
Saturday, May 27, 2017
The race start is a quarter mile up Leif Erikson from the gate at the top of Thurman St. Map.
Parking is on neighborhood streets. Given that the park borders private property, there is no aid station parking for spectators. Please be respectful of private property and especially avoid blocking driveways.
There are three hotels within a mile of the start/finish:
We love volunteers and our racers do to! To make this race a success we need people to help at bib pickups, race start and finish, aid stations, and on the trail. You can sign up for the assignment you’d like on Ultrasignup. Click on the green Volunteer button with the heart.
Forest Park is a public municipal park in the Tualatin Mountains west of downtown Portland, Oregon, United States. Stretching for more than 8 miles (13 km) on hillsides overlooking the Willamette River, it is one of the country’s largest urban forest reserves. The park, a major component of a regional system of parks and trails, covers more than 5,100 acres (2,064 ha) of mostly second-growth forest with a few patches of old growth. About 70 miles (110 km) of recreational trails, including the Wildwood Trail segment of the city’s 40 Mile Loop system.