2025 Fall Foliage 5k/10k
Come out & enjoy this fun run along in College Park at Acredale Park! Run along a shaded, paved path and enjoy a lovely fall day in College Park!
2025 Sleigh Bell Strider 5k/10k
Check out this scenic, paved route at Barcroft Park along Four Mile Run in Arlington!
2025 Our Stomping Ground 5k/10k
Please join the OSG community for a delicious picnic immediately following the awards ceremony. You must RSVP for the picnic by adding it onto your race registration. The picnic is free.
2025 Appomattox River Greenway 5k/10k
Come out & run the Appomattox River Greenway with us! Enjoy views of the Appomattox River on this paved run. This is a new trail for 2025!
Spring Backyard Burn @ Laurel Hill
Spring Backyard Burn Trail Running Race
Laurel Hill
March 16, 2025
Lorton, VA
Located just south of the Capital Beltway in Lorton, this beautiful race course includes a mixture of forested and open meadow singletrack meandering through 1600 acres of
Rosaryville Trail Half Marathon and 10K
Rosaryville Half Marathon and 10K Trail Run
Rosaryville State Park
Upper Marlboro, MD
Sunday March 30, 2025
Conveniently located right off the Capital Beltway, Rosaryville State Park in Upper Marlboro, MD offers fun and challenging terrain, that is also beginner
FONA Flowering 5K
Enjoy spring at the U.S. National Arboretum during FONA’s Flowering 5K. This run or walk will take you past garden collections brightly colored with spring flowers, over tree-lined rolling hills, and along streams winding their way to the Anacostia River.
25th Anniversary Autism Speaks Potomac 5K
Please join us for the 25th anniversary Autism Speaks 5K in Potomac, Maryland on July 4, 2025! Organized by dedicated volunteers, this event has raised over $5 million since its inception in 2000. What better way to start your holiday
Fast & Furriest 5k/1M
Join us April 27th at Heritage Farm Park in Walkersville, MD for the 10th Annual Fast & Furriest 5K race/1M walk to benefit Operation Paws for Homes – an all-breed 501c3 dog rescue. The entire course is within the park
Carderock Half Marathon
May 18th, 2025
7:30 AM Start
Race on the scenic C&O Towpath
$65.00 through 2/28
$75.00 – 2/28 through 4/30
$85.00 – 4/30 through 5/18 at 7:29 AM
Race Course and Finish Line will be open for 3 1/2 hours.
