Logo

Seth's Fat Ass 50K

Forest Park, United States • 14 Dec 2024

Seth's Fat Ass 50K is an exciting running event taking place in Springfield, MA, at Forest Park. Participants can choose to complete one, two, or all ten loops of the 50K course, with a total time limit of seven hours to finish. The event promises a fun atmosphere and includes custom schwag for all participants, with t-shirts also being offered. Registration for the event closes a few days prior, ensuring that all runners are prepared for this challenging yet enjoyable experience. Join the community of runners for a memorable day of endurance and camaraderie. Visit the organization's website for the most recent information.

United States Massachusetts Forest Park

Race information

Website Registration
50 km
50k
Visit the organization's website for the most recent information.
Trail runs nearby

Mt. Tom Trail Race

Holyoke - 8 mi from Forest Park

Mt. Tom Trail Race The Mt. Tom Trail Race takes place on October 18, 2025, with the start/finish and parking at Bray Lake in Mt. Tom State Park. The event is a nonprofit fundraiser that supports the Kestrel Land Trust. Registration fees are..

Book It for Books 10k

Springfield - 1 mi from Forest Park

Book It for Books 5k & 10k is a charity running event at Lake Accotink Park in Springfield, VA, benefiting Reading is Fundamental of Northern Virginia (RIF NOVA). The weekend features a 1-mile fun run, a 5k trail out-and-back on the lake’s..

Northern Nipmuck Trail Race

Union - 20 mi from Forest Park

Run 16 miles of rugged single track through Bigelow Hollow and Yale Myers Forest to Boston Hollow in this intimate, capped trail race near Union, CT. Limited to 100 runners, the event supports local trail organizations.

Traprock 50

Simsbury - 21 mi from Forest Park

Run scenic singletrack at Penwood State Park in the Traprock 17 km and 50 km Ultramarathon, a friendly community race with short and long course options. Race day is the Saturday before the Boston Marathon.

Nipmuck South Trail Race

Mansfield - 26 mi from Forest Park

Enjoy the Nipmuck South Trail Race in Mansfield CT, a 15.7 mile out and back along the Fenton River that winds through woods, fields and over small bridges. Organized by Shenipsit Striders, proceeds benefit local trail stewardship.