Found 343 races near Frederick County, MD

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OCT
17

Baltimore, MD
• 14.5 miles
$45 -$220
Charm City's 26th annual running festival with a marathon, half, 10K, and 5K touring Baltimore.
5K 10K Half Marathon Marathon
148
OCT
17

Fairfax, VA
• 43.9 miles
$20 -$40
Join us for the annual George Mason 5K and Fun Run! This year, all proceeds from the event will benefit the George Mason University Student Emergency Assistance Fund, which helps provide support...
5K
13
OCT
17

Hyattsville, MD
• 43.1 miles
$15 -$30
Join the Hyattsville Elementary School PTA for the 10th annual Zombie Run! The 10th anniversary Hyattsville Zombie Run will be held in Driskell Park on October 18th! This fun, family-friendly...
1K 5K
32
OCT
17

Hagerstown, MD
• 20.7 miles
$40
Community 5K by BTST Services raising awareness and support for mental health.
5K
13
OCT
17

Martinsburg, WV
• 30.2 miles
$35 -$45
Martinsburg's Annual Fall Race of the Mountain State Apple Harvest Festival! The Apple Trample Tradition Continues — Better Than Ever. New Course! New Time!  Join us for the annual WVU Hospitals...
5K
25
OCT
18

Warrington, PA
• 46.3 miles
$25 -$30
This year's race will be a hybrid event. You can choose to run the LIVE event on 10/18 or run/walk your 5K ANYWHERE between 10/11-10/18/26. We'll send you directions on how to submit your times...
1m 5K
27
OCT
18

Hancock, MD
• 44.2 miles
$55 -$110
The WMRT Marathon/half marathon/10k is back for the 11th edition in 2026. The course is the same, the history is the same, BUT the race has been renamed for one of Washington County Maryland's...
10K Half Marathon Marathon
69
OCT
18

Reston, VA
• 34.9 miles
$52 -$67
Located in Reston, VA, this suburban park has a beautiful lake, huge open fields, pavilions, and an awesome trail network. Our course is almost entirely singletrack except for the prologue....
5m 10m
14
OCT
18

York, PA
• 53.9 miles
$35 -$70
Join us on Sunday, October 18, 2026 for the Fleet Feet 2nd annual half marathon, presented by HOKA!  The race will start and end at John Rudy Park and will travel along the scenic Heritage Rail...
Half Marathon
91
OCT
18

Frederick, MD
• 2.6 miles
$32 -$40
Join us for the 2026 Pink Ribbon 5K at Hood College or Virtually! Included in the cost of your 5K registration: - Well organized and professional event- Race T-Shirt- Satisfaction of finishing a...
5K
36
OCT
18

Ashburn, VA
• 31.6 miles
$50 -$55
Potomac River Running Fall Classic 10K is set for Sunday, October 19th. Join us for our 7th year running through the beautiful Ashburn neighborhoods!Race starts at 8:00 am on Exchange St. in...
10K
71
OCT
24

Manassas, VA
• 47.6 miles
$30 -$35
Come join us as All Saints Catholic School hosts its annual Running with the Saints 5K on Saturday, October 24, 2026.  The Running with the Saints 5K features a family-friendly atmosphere, Blue...
5K
28
OCT
24

Baltimore, MD
• 23.2 miles
$25 -$30
The School of the Cathedral of Mary Our Queen and Mother Seton Academy invite everyone to participate in this year's Cardinal Cup 5K Run and Family Fun 1-Mile Walk.  Each year, the School of the...
5K
27
OCT
24

Baltimore, MD
• 25.6 miles
$20 -$40
Celebrate a major milestone with us at the 30th Annual Believe In Tomorrow Children's Foundation Port to Fort 6K, proudly presented by Home Depot — our title sponsor since day one. For three...
6K
71
OCT
24

Waterfall, PA
• 57.6 miles
$35 -$185
End of the Road Half Marathon (October 24–25, 2026 · Waterfall, PA) is one of Pennsylvania’s most unique fall races. Choose the Half Marathon or 4 miler and run through two long, dark tunnels on...
4m Half Marathon
49
OCT
24

Ashburn, VA
• 31.6 miles
$16 -$40
Halloween WILL be in the air, and we will be celebrating the 16th running of the Ghost 5k running events!  We invite you to join in the fun of Halloween with our 5k and Scarecrow Sprint Fun Run,...
5K
26
OCT
24

Washington, DC
• 34.4 miles
$40 -$50
The Kimball Cheetahs 5K, presented by the Kimball PTO, is a community event dedicated to promoting health, wellness, and school pride while raising funds to support Kimball Elementary School. As...
5K
3
OCT
24

Mt. Airy, MD
• 8.2 miles
$15 -$60
Winery 5K with souvenir wine glass, finisher medal, and a pour of wine at the finish
5K
43
OCT
24

Arlington, VA
• 24.7 miles
$50 -$100
Join us and "support through sport" at the 51st running of the Marine Corps Marathon! The MCM is the largest marathon in the world that doesn't offer prize money, instead celebrating the honor,...
8K Marathon
111
OCT
24

Clarksburg, MD
• 13.0 miles
$25 -$35
🏃‍♂️ Hallie Wells MS 10th Anniversary 5K 🏁 Ten years ago, Hallie Wells Middle School opened its doors. To celebrate a decade of Mustang pride, we’re bringing Clarksburg together for a morning of...
5K
3