
Boring, United States of America · Sunday 13 September 2026
The 13th Annual Boring Marathon, Half-Boring Half-Marathon, Constantly Boring 10K, and Somewhat Boring 5K will take place on Sunday, September 13, 2026. All races start and finish at Boring Station Trailhead Park in downtown Boring, Oregon. Parking will be at Boring Middle School, Naas Elementary School, Boring-Damascus Grange, and the surrounding neighborhood. Please make sure to check out the updated parking map, as we have been able to add almost 100 additional parking spots. As always please respect the neighbors by not blocking driveways or fence openings, fire hydrants, or parking where no parking sings are posted. Please use SE Wally Rd and SE School Ave to reach parking after 6:15 am, as runners will be crossing SE Dee St. The four races are all on the Springwater Trail, out and back, with the marathon being 2-loops of the half marathon course. Both the Half Marathon and Marathon Courses are certified courses and the Marathon Course is once again a Boston Qualifier! The Boring Marathon Course runs the half marathon course twice and you will get a half marathon split time when you turn for lap 2. The course is USATF Certified Certificate # OR24005JH . The Half Boring Half Marathon is an out-and-back on the Springwater Trail from Boring Stations Trailhead Park to Towle Ave and back. This course is now a USATF certified Half Marathon course. Certificate # OR24004JH . The Constantly Boring 10K , which gets really close to the City of Gresham boundary, but never leaves the Boring area, is just a constantly Boring stroll. This race starts at the same spot as the others and is a short 5k out and back course. This race sold out the fastest in 2025, so register early! The Somewhat Boring 5K , never really leaves the Boring area so truly is just somewhat Boring, starts at the same spot and is a short out and back course. For 2026, as like the last few years we will continue to offer a virtual option for those that would like to earn the Boring Shirt and Medal, but can
Adjusted Time
1:40:47
Time difference: -4.2 minutes compared to a flat, road, temperate course.
Boring Marathon, Half-Boring Half Marathon, Constantly Boring 10K, and Somewhat Boring 5K Race Series is a half marathon held in Boring, United States of America, scheduled for Sunday 13 September 2026. The course is run on road surface with 0m of total elevation gain, reaching a maximum altitude of 0m above sea level. For registration and full race details, visit the official Boring Marathon, Half-Boring Half Marathon, Constantly Boring 10K, and Somewhat Boring 5K Race Series website.
This is a very flat course with only 0m of total elevation gain across the full distance. The course ranges from 0m to 0m above sea level — a 0m elevation range that makes it one of the flatter races available. Runners targeting a personal best will appreciate the minimal climbing.
Boring Marathon, Half-Boring Half Marathon, Constantly Boring 10K, and Somewhat Boring 5K Race Series is run on road surfaces, which provide the fastest and most predictable conditions for marathon running. Road courses allow for consistent pacing and are typically the best choice for runners targeting a personal best time.
Our difficulty rating for Boring Marathon, Half-Boring Half Marathon, Constantly Boring 10K, and Somewhat Boring 5K Race Series is calculated using a model that combines elevation gain, temperature impact, and surface type. Use the difficulty calculator above to enter your target finish time and see exactly how many minutes this course would add or subtract compared to a perfectly flat, cool, road-based half marathon. Faster runners and slower runners are affected differently by the same course conditions, so the difficulty is personalised to your pace.
Looking for an easier marathon or a tougher challenge? You can also compare Boring Marathon, Half-Boring Half Marathon, Constantly Boring 10K, and Somewhat Boring 5K Race Series against other half marathons to find the right race for your goals.
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