Running races in or near Gaithersburg, MD
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local Gaithersburg, MD area. Races listed here include both walking and running events of various distances — from 1-milers, to 5Ks, to marathons, and everything else in between.
Running-5K - Adult (Age 21 & Over)
Organization: Town of Herndon Parks and Recreation
Date of Race: 11-21-2026
Description: Herndon Parks and Recreation is hosting the annual Turkey Trot 5K ...
View Race Details View on Map
Homeschool Striders Running Club - Session 2
Organization: Frederick County Parks and Recreation
Date of Race: 11-06-2026
Description: DescriptionJoin our weekly running club designed for homeschool families! Whether ...
View Race Details View on Map
Homeschool Striders Running Club - Session 2
Organization: Frederick County Parks and Recreation
Date of Race: 11-06-2026
Description: DescriptionJoin our weekly running club designed for homeschool families! Whether ...
View Race Details View on Map
Homeschool Striders Running Club - Session 2
Organization: Frederick County Parks and Recreation
Date of Race: 11-06-2026
Description: DescriptionJoin our weekly running club designed for homeschool families! Whether ...
View Race Details View on Map
Running-5K - Youth (Age 20 & Under)
Organization: Town of Herndon Parks and Recreation
Date of Race: 11-21-2026
Description: Herndon Parks and Recreation is hosting the annual Turkey Trot 5K ...
View Race Details View on Map
Non-members - Non-Members - 5K at 8:00 AM, ...
Organization: Potomac Valley Track Club
Date of Race: 11-21-2026
Description: Race-day: Saturday, November 20
View Race Details View on Map
Track Stars: Valley (3-5 years)
Organization: Frederick County Parks and Recreation
Date of Race: 11-02-2026
Description: DescriptionReady, set, run! This high-energy track class introduces kids to ...
View Race Details View on Map
Track Stars: Valley (3-5 years)
Organization: Frederick County Parks and Recreation
Date of Race: 11-02-2026
Description: DescriptionReady, set, run! This high-energy track class introduces kids to ...
View Race Details View on Map
STROLLER WARRIORS 8k - Stroller Warriors 8k - ...
Organization: 10xEM LLC
Date of Race: 05-02-2027
Description: The 8th Annual National Women's Half Marathon 8K ...
View Race Details View on Map
After School with Little & Junior TrackStars
Organization: Howard County Government
Date of Race: 11-09-2026
Description: DescriptionInternet Registration has not begun yet. Check Registration Dates in ...
View Race Details View on Map
Marathon @ 7:30 AM - Participants
Organization: Marathon Charity Cooperation
Date of Race: 05-01-2027
Description: The 24th Potomac River Run Marathon Half, will be held ...
View Race Details View on Map
Marathon or Half Marathon - Half or Full ...
Organization: Safety And Health Foundation
Date of Race: 10-17-2026
Description: WE REGRET THAT WE CAN'T PROVIDE REFERRALS ...
View Race Details View on Map
After School with Little & Junior TrackStars
Organization: Howard County Government
Date of Race: 11-04-2026
Description: DescriptionEnergize your afternoons with running, jumping, and sharpening mental focus are ...
View Race Details View on Map
Little & Junior TrackStars One Day Speed Clinic
Organization: Howard County Government
Date of Race: 11-14-2026
Description: DescriptionWho doesn't want to be fast, explosive and quick? Those characteristics ...
View Race Details View on Map
Track Stars: Oakdale (3-5 years)
Organization: Frederick County Parks and Recreation
Date of Race: 11-04-2026
Description: DescriptionReady, set, run! This high-energy track class introduces kids to ...
View Race Details View on Map
Members (If you join PVTC below, you may ...
Organization: Potomac Valley Track Club
Date of Race: 12-19-2026
Description: On-line registration closes on Wednesday, ...
View Race Details View on Map
Members (If you join PVTC below, you may ...
Organization: Potomac Valley Track Club
Date of Race: 11-21-2026
Description: Race-day: Saturday, November 20
View Race Details View on Map
Track Stars: Sugarloaf (6-8 years)
Organization: Frederick County Parks and Recreation
Date of Race: 11-09-2026
Description: DescriptionReady, set, run! This high-energy track class introduces kids to ...
View Race Details View on Map
Track Stars: Oakdale (3-5 years)
Organization: Frederick County Parks and Recreation
Date of Race: 11-04-2026
Description: DescriptionReady, set, run! This high-energy track class introduces kids to ...
View Race Details View on Map
Track Stars: Oakdale (6-8 years)
Organization: Frederick County Parks and Recreation
Date of Race: 11-04-2026
Description: DescriptionReady, set, run! This high-energy track class introduces kids to ...
View Race Details View on Map
School's Out with Little & Junior TrackStars
Organization: Howard County Government
Date of Race: 10-16-2026
Description: DescriptionInternet Registration has not begun yet. Check Registration Dates in ...
View Race Details View on Map
Waiver - For Children in Jogging Stroller - ...
Organization: 10xEM LLC
Date of Race: 05-02-2027
Description: The 8th Annual National Women's Half Marathon 8K ...
View Race Details View on Map
Little & Junior TrackStars One Day Speed Clinic
Organization: Howard County Government
Date of Race: 11-14-2026
Description: DescriptionWho doesn't want to be fast, explosive and quick? Those characteristics ...
View Race Details View on Map
Track Stars: Valley (6-8 years)
Organization: Frederick County Parks and Recreation
Date of Race: 11-02-2026
Description: DescriptionReady, set, run! This high-energy track class introduces kids to ...
View Race Details View on Map
Non-members - Team of 3 - non-members
Organization: Potomac Valley Track Club
Date of Race: 11-21-2026
Description: Race-day: Saturday, November 20
View Race Details View on Map
Complete list of running events in and near Gaithersburg, MD: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about Gaithersburg
About Gaithersburg
Gaithersburg (MD) is a city in Montgomery County with an estimated population of 59,933.[4]
Races Local Newsletter
Subscribe to get the latest on racing delivered to your inbox, once per week.
Did you know?
Historically, more marathons are run in the month of October than any other month (in the U.S.).
