Since 1994, the Kensington 8K Race has been a favorite DC area fall race - a fun, fast event with beauty, challenge, and excitement. Run with us this year on Saturday, September 19, 2026!

Held for the past 40 years, the Walk to End HIV is Whitman-Walker’s signature fundraiser that calls on thousands to strap up their shoes and walk or run to support WW’s mission of providing dependable, high-quality, comprehensive and accessible health care to those living with or affected by HIV/AIDS.

Step up and take action with the ZERO Prostate Cancer Run/Walk! As the nation’s only event dedicated to prostate cancer, come together and unite communities across the U.S. to break stigmas and break down barriers to survival.

A hometown celebration of the District’s running community and culture, the DC Half will take place on the streets of DC in September. The DC Half is presented by your local run shop, Pacers Running, and includes a half marathon and 5K. The DC Half is the best way to race the District.

The 17th annual Annapolis RUN for The Light House provides scenic half-marathon and 5k routes along the trails of Quiet Waters Park and through the beautiful Chesapeake Bay-front community of Hillsmere Shores. This race event is unlike any other in the greater Annapolis area!

Mark your calendars for the 13th annual Norma E. Boyd 5K Race for Education on Sunday, September 20, 2026. This event, hosted by the Xi Omega Chapter of Alpha Kappa Alpha Sorority, Inc.® in collaboration with the Pearl and Ivy Educational Foundation, Inc. (PIEF), honors the 40th anniversary of Alpha Kappa Alpha Sorority, Inc.® founder Norma E. Boyd’s passing.

The 5K race will be held at Calleva Farm in Dickerson. The course offers views of horses, hayfields and a big, red barn – you can’t get more country than that in Montgomery County! And breaking a long-standing MCRRC tradition, the race features a downhill finish. The location is in the far west end of the county, so please be sure to map it and allow extra travel time to get there.

Help the Howard County Police Foundation raise funds to support the department with special needs and programs not met through the annual budget process, including youth programs, special equipment and scholarships.

The 2026 Race to End Women’s Cancer, a 5K, 1-mile run/walk and kids fun run, that serves as a fundraising and awareness event for the Foundation for Women’s Cancer’s (FWC) Move4Her campaign, brings families, friends and advocates together to support those impacted by gynecologic (GYN) cancers.

Join Food for Others as we race against hunger at our annual 5K & Fun Run!

Your race registration supports Food for Others, a food bank and pantry in Fairfax County who serves as one of the largest providers of free groceries in Northern Virginia.

Join the Ashburn Volunteer Fire & Rescue Department (AVFRD) on Saturday, September 26, for the 7th Annual Harvest Blaze 5K and Kids' Spark Sprint (ages 4–10)!

The race begins just before sunrise, at 6:45 AM, on a scenic Montgomery County road and quickly transitions into a tour of beautiful Rock Creek Park. As you run through the park, you’ll experience the sun rising through the tree cover and enjoy the sights and sounds of nature.

Register to run in the ASA Runfest 5K and support the organizations work to help those with disabilities.

The Columbia Classic 10K & 5K returns to Downtown Columbia, MD with an exciting new race experience for 2026. This year's updated course takes runners on a fast and scenic route around the iconic Columbia Mall, showcasing the vibrant heart of Downtown Columbia while delivering a fun and accessible challenge for athletes of all abilities.

Jog N' Jam is an inspiring event dedicated to promoting mental health and wellness. Run (or walk) a 2.5K, 5K, or 10K.

Get ready to lace up your running shoes for the South Lakes 10K & 5K, taking place on Sunday, September 27, 2026, in beautiful Reston, Virginia.

RUN! GEEK! RUN! is an annual, charity 5K run/walk race, on a USATF certified, flat and fast course. We also have a 1-mile Fun Run option. Truly a community event - hosted by an Alexandria nonprofit, supported by local schools and organizations, and benefiting a different Alexandria-based non-profit each year. Our 2026 beneficiary is the Scholarship Fund of Alexandria.

Our scenic 5k route is along Sligo Creek Parkway and Sligo Creek Trail. The route is stroller-friendly, and walkers are welcome to attend.

This outdoor, fun and healthy gathering is to promote community engagement and voter participation in Montgomery County and our beautiful State of Maryland. Come on out, enjoy some great music and meet your Maryland elected officials!  Don't miss out.  Register to run or walk today!  All athletic levels are welcome.

Participate in the 5K run or walk and be part of a meaningful, high-energy event supporting inclusion across DC.

The National Capital 20 Miler is Washington, DC’s premier fall marathon tune-up race. Taking place on the C&O Towpath, the race offers runners a flat, fast out-and-back course with water and nutrition support at regular intervals. All runners receive race swag. 

Join us on October 3, 2026, as we work to raise $18,000 to assist local families facing financial hardship. Every year, the St. Katherine Drexel Conference helps approximately 600 individuals and families, providing critical assistance when it is needed most.

Join us for Miles for Mammograms, a community 5K dedicated to funding life-saving breast cancer screenings for women in our region. Every step you take helps ensure that more women have access to early detection, care, and support, regardless of income or insurance.

Come out and enjoy this scenic half & 5k in the heart of Georgetown near the Nation’s Capital.  Both events run on the Chesapeake & Ohio Canal path, however the Half Marathon begins/ends in Georgetown near the Potomac Boat Club while the 5K begins/ends at Fletcher’s Boat House.

District 19 is a run crew-led race experience created by District Running Collective in Washington, DC. Featuring 5K, 19K, and 19 Mile distances, the event was built to challenge traditional race culture and create a more community-centered experience rooted in storytelling, culture, and the city itself.

Red Shoe 5k is the signature annual fundraiser for Ronald McDonald House Washington DC — where every step helps families stay close to care, stay together and stay supported. 

Join us for a hilly 5K mostly along the Matthew Henson Trail between Georiga Avenue and Layhill Road, with brief stretches at the start and finish along Rippling Brook Drive and several wooden bridge crossings.

We ❤️ Teachers 5K celebrates educators through movement. On race day, runners and walkers across the country will participate in host city races, school celebrations, and virtual events — all in support of teachers and educator wellness.

York River State Park is the perfect location for a Halloween themed race. Happy Cat has several races that use the trails in the park, but this is a new trail, never before used by an event. The race distance will be 4 miles and both runners and hikers are welcome.

Join us on Saturday, October 10 at 5:00 PM for Congressional Cemetery’s annual fall 5K fundraiser. This death-defying race begins inside the cemetery before continuing onto the Anacostia Trail for a spooky evening run filled with music, costumes, and frightful fun.

Get ready to channel your inner lumberjack or lumberjill at the Plaid to the Bone 10K — the coziest, crunchiest, most flannel-filled race of the fall!

The 42nd Annual Army Ten-Miler Race Date will be held on October 11, 2026, at the Pentagon, Washington, D.C. Taking place on an early October Sunday morning, thousands of runners travel from around the world to visit Washington, D.C. to win the top spot in the Army's Race!

The Black Hill 10K trail race is held in Black Hill Park. Come out and experience this beautiful Montgomery County park in the upcounty!

Pumkin Spice & Everything Nice! Gather, Run, & Celebrate the Colors of Fall at the Fall Classic 10K!

Located in Reston, VA, Lake Fairfax has a beautiful lake and an awesome trail network. The courses hit the best singletrack and include some great views of the lake.

The Marine Corps Marathon 8K brings the energy and tradition of MCM Weekend to a shorter, fast-paced distance. Perfect for runners of all levels, participants will experience scenic views, on-course Marine support, and the pride of earning an official MCM Weekend finisher medal while running in the spirit of Semper Fi.

Welcome to the 13th annual Patapsco Valley 50k AND the 5th running of the Patapsco Valley 25k! We are excited to have our race headquarters back at CCBC-Catonsville!

A runnable, rolling loop on the trails of Prince William Forest Park. There is a 25k distance (one loop) option in addition to the traditional 50k (two loop) option.

In its 12th year, the Freedom Run/Walk is held at the James W. Foley Community Center in Rochester, NH and at East Potomac Park in Washington, DC with the option to participate virtually from anywhere in the world!

Halloween WILL be in the air, and we will be celebrating the 17th running of the Ghost 5k & Scarecrow Sprint Fun Run.

Recognized for impeccable organization on an iconic course managed by the U.S. Marines in Arlington, VA, and the nation’s capital, the Marine Corps Marathon is now the third largest marathon in the United States and remains one of the largest in the world.

Join us for the 2026 Somerset Elementary Back-to-School Classic, in Chevy Chase, MD or Virtually! Proceeds from the race will support the Somerset PTA.

Enjoy autumn at the U.S. National Arboretum during FONA's Fall 5K. This run or walk will take you past garden collections brightly colored with fall foliage, over tree-lined rolling hills, and along streams winding their way to the Anacostia River. Plus, compete in a Halloween costume contest and enjoy other seasonal activities like trick-or-treating, a "Thriller" dance party, and more!

Settled deep within Green Ridge State Forest’s 48,000-plus acres, Fire on the Mountain Ultra Marathon measures approximately 32.8 miles and features an out-and-back course style similar to the beloved Catoctin 50K. And…our Race Director (RD) says this course doesn’t run like any ol’ “out-and-back” course, because the experience in the reverse direction, especially the final quarter of the race, is a whole different experience than the first quarter of the race. Come on out and try a training run if you don’t believe it.

Veterans Day 5K & 1K. Every Step A Salute. Every Finish A Tribute. Honor the Brave at the Veterans Day 5K & 1K!

The City of Rockville, in partnership with the Montgomery County Road Runners Club (MCRRC), welcomes all to participate in this fall running tradition. The 10K and 5K run along the streets of the King Farm community for a scenic and challenging, yet rewarding, course. It is an ideal venue to cap off your summer/fall training and kick off the upcoming winter running season.

This 50 mile trail run showcases the beauty of both the Seneca Greenway and Muddy Branch trails in Montgomery County, Maryland. The course traverses forested, rolling terrain on a primarily single track, dirt trail.  There are small stream crossings.  Most of the course drains well, but parts can be muddy in wet weather.

Whether you are an HR professional, a passionate local runner, or simply someone who believes in giving back, your participation helps drive meaningful change both locally and nationally. Come run, walk, and give with us.

Fill the Shoes is proud to present the 14th annual "Fill the Shoes" 5K in memory of Jack. T. Farrar Jr., a long time Hayfield Farm resident who passed away in November, 2005 just 3 months after a diagnosis of stage 4 pancreatic cancer.

A family-friendly race that’s open to all ages and welcomes both the Westminster community and the greater Annandale community! With a fun run for our youngest Griffins, a 1K race, and a 5K race, there’s something for everyone.

Your only chance to run or walk across the majestic Chesapeake Bay Bridge which is typically closed to pedestrians.  Now organized by Corrigan Sports,  Maryland's premier race company, you can expect a fun, well managed event open to runners and walkers alike.

“America’s Friendliest Marathon” features spirit groups, party zones, amazing spectators, bands, pickle juice, junk food stops, a post-race party, world-class event execution, and more! Come discover Richmond!

The Rivers & Rails Marathon is a destination running weekend rooted in landscape, history, and connection. Centered in historic Brunswick, Maryland, the experience reaches into nearby Harpers Ferry and Bolivar, West Virginia—where the Potomac and Shenandoah Rivers meet and the rail lines that helped shape America still run.

The CarMax Richmond Half Marathon delivers the exceptional race-day experience that defines America’s Friendliest Marathon. Enjoy 13.1 miles through Richmond’s iconic neighborhoods and historic sights, energized by incredible community support, lively entertainment, and a finish line celebration that’s pure Richmond.

Complete your foot tour of Maryland with the Ocean City Running Festival!  YEAR FOUR of this event will feature scenic routes, all of which include the OC Boardwalk, with some courses taking you to Assateague State Park.

There’s a lot to love about 4.97 miles of Richmond, and the Capital One Richmond 8K course is proof! This vibrant route packs a colorful mix of architecture, arts, and fall foliage into an unforgettable tour of downtown, starting at 8th & Broad Street—just one block from the start of the CarMax Richmond Half Marathon.

The Bulldog 5K is a beloved Blessed Sacrament School tradition that brings together runners, walkers, families, students, neighbors and friends for a morning of fitness, community and fun.

The Annapolis Striders present the 17th annual Rosaryville Veterans Day Trail Race. The 50K and 20K races take place on the wooded trails and through the meadows of Rosaryville State Park in Upper Marlboro, Maryland.

The Janney 5K & Fun Run is on! We look forward to continuing to celebrate our school and community in a safe and fun way by joining in our annual tradition of both a 5K and Fun Run race, along with an opening and closing award ceremony.

The 64th annual JFK 50 Mile will be held Saturday, November 21, 2026.

Eight is GREAT! The 8th annual Tuckahoe 25k is back and better than ever! Get ready to dive into glorious trails and indulge in churros galore! This is the perfect distance at the perfect time of year, brought to you by the Centreville Crushers and Algonquin Ultras Inc.

D.C.’s largest and only Turkey Trot is more than a race—it’s a tradition of compassion and community. On Thanksgiving morning, join thousands of neighbors at Freedom Plaza for SOME’s 25th Annual Trot for Hunger 5K and Little Turkey 1-Miler.

Join the thousands of participants from Bethesda, Chevy Chase, and worldwide who’ve raised millions of dollars for kids in our community! Run, Walk, Swim, or Bike!

Fun Run Racing is partnering with Hero’s Bridge to bring you the 2026 Prince William Turkey Trot. A portion of race proceeds will benefit this amazing charitable organization.

Join fellow turkey lovers, runners, walkers and friends for an appetite-inducing morning of good-natured competition. Starting and finishing at The Mall in Columbia, runners will complete at 5K distance and earn a logo shirt and finisher medal.  This race is appropriate for all level runners and walkers.

Get ready to run, walk, and make a difference! Join us for our Annual AKT Turkey Trot 5K/10K at the scenic Mount Vernon Trail as we raise funds for the Samuel Kwarteng Memorial Scholarship.

Join us for a memorable Thanksgiving celebration with the Alexandria Turkey Trot. Enjoy 5 beautiful, flat, and fast miles through the charming heart of Del Ray.

Start the holiday season by challenging yourself to some gently rolling hills in scenic Seneca Creek State Park as you run one loop for the 5-mile race, or a second loop for twice the fun.

Come out and enjoy this scenic, flat 5k & 10k in the heart of Georgetown near the Nation’s Capital. The race runs on the Chesapeake & Ohio Canal path.

Don't miss out on the 26th anniversary of this December tradition.  Race along the banks of the beautiful Rappahannock River and through historic Fredericksburg on your way to completing one of the most memorable half marathons Virginia has to offer. 

Ho! Ho! Ho! Let's Go! Lace up those boots, cinch that belt, and get ready to jingle all the way through the Run with Santa 5K!

Come to Seneca Creek State Park to enjoy this multi-terrain 9K course, the final event in the Trail Series. The mileage may vary. It’s somewhere between 5.5 – 6 miles!

This flat and fast 5K course will take runners along the streets of downtown Washington, DC, taking in gorgeous views of the Tidal Basin and the Potomac River.

Dashing through the snow to an 8k race today… (you fill in the rest!)

Join us at the Rockville Senior Center for the Jingle Bell Jog. The course winds through the quiet residential neighborhood.

The lowest-priced half-marathon in America! Still a full 13.1 miles and full-service on quality and support!

Frosty 5K and 1K. Where a Frosty Start Becomes a Warm Holiday Tradition! Bundle Up & join us at the Frosty 5K, 1K, & Tot Trot!