Lock 2 Lock Marathon/Half Marathon/10k
- Date Sat 6th September 2025
- Time 7:30AM EDT
- Location Williamsport, Maryland
- Price $64.60 - $101.70
- Races 3 races
- Distances Marathon, Half Marathon, 10km
Event summary
Get ready for an exhilarating day of running at the 4th Annual Lock 2 Lock Marathon, Half Marathon, and 10K on Saturday, September 6, 2025! Set against the picturesque backdrop of the C&O Canal Towpath in Williamsport, Washington, this event promises a fantastic experience for runners of all levels.
Participants can choose from three exciting race distances: the full marathon, which kicks off at 7:30 a.m., the half marathon starting at 8:00 a.m., and the 10K beginning at 8:15 a.m. The marathon and half marathon feature scenic out-and-back courses, while the 10K offers a swift journey along the towpath. With a BQ certified course for marathoners, this is a perfect opportunity to chase your personal best! Runners will be well-supported with aid stations stocked with essentials, making this a memorable and enjoyable race day. Don’t miss out on the chance to be part of this vibrant running community!
Participants can choose from three exciting race distances: the full marathon, which kicks off at 7:30 a.m., the half marathon starting at 8:00 a.m., and the 10K beginning at 8:15 a.m. The marathon and half marathon feature scenic out-and-back courses, while the 10K offers a swift journey along the towpath. With a BQ certified course for marathoners, this is a perfect opportunity to chase your personal best! Runners will be well-supported with aid stations stocked with essentials, making this a memorable and enjoyable race day. Don’t miss out on the chance to be part of this vibrant running community!
Organiser's Description
What: 4th Annual Lock 2 Lock Marathon, Half Marathon and 10K
When: Saturday, September 6, 2025
Where: Entirely along the C&O Canal Towpath in Williamsport, Maryland
All three races take place on the C&O Canal towpath. The start/finish area will be Lock 44 [https://www.google.com/maps/dir//Canal+Lockhouse+44,+chesapeke+and+ohio+canal+trl,+Williamsport,+MD+21795/@39.5941913,-77.8279532,676m/data=!3m1!1e3!4m9!4m8!1m0!1m5!1m1!1s0x89c9f3faccdfc50d:0x814904121fb1e6d6!2m2!1d-77.8253783!2d39.5941872!3e0?entry=ttu] (DO NOT USE FOR PARKING).
THIS IS A BQ CERTIFIED COURSE! 2025 times can be used for 2026.
The course certification number is MD22006NP.
2026 BQ Standards [https://www.baa.org/races/boston-marathon/qualify]
MARATHON RACE DETAILS
https://www.strava.com/routes/3038509126320956732 Course Map
The race will start at 7:30 a.m. on September 6, 2025. Cutoff time is 3:00 p.m. (allowing for a pace of 17 minutes and 11 seconds per mile. Runners will start near Lock 44 and travel in a generally southeasterly direction for 6.56 miles to Lock 43 (exact point to be specified, marked and staffed by event volunteers), then turn around and travel back to Lock 44. Course elevation is no more than 40 feet for the entire distance. Runners will complete this out-and-back loop twice. Aid stations will be at miles 2, 4, 6.56, 9.12, 11.12, 13.12, 15.12, 17.12, 19.68, 22.24, 24.24 and finish line. AS will be stocked with water, Gatorade Endurance, pickle juice, potato chips, and other TBD snacks. There will also be a tarp at the start/finish line where you can leave gu's, bottles, or other race day needs.
HALF MARATHON DETAILS
https://www.strava.com/routes/3038509126320956732 Course Map
The race will start at 8:00 a.m. on Sept. 6, 2025. Cutoff time is 1:00 p.m. Runners will start near Lock 44 and travel in a generally southeasterly direction for 6.56 miles to about Lock 43, then turn around and run back to Lock 44. They will complete this out-and-back loop one time. Course elevation is no more than 20 feet for the entire distance.Aid stations will be at miles 2, 4, 6.56, 9.12, 11.12, and finish line. AS will be stocked with water, Gatorade Endurance, pickle juice, potato chips, and other TBD snacks.
10K DETAILS
https://www.strava.com/routes/3038508438366518588 Course Map
The race will start at 8:15 a.m. on Sept. 6, 2025. Cutoff time is 11:15 a.m. Runners will start near Lock 44, run 3.1 miles on the towpath towards Washington D.C., turn around and run 3.1 miles back to Lock 44. Course elevation is no more than 10 feet for the entire distance. Aid stations will be at miles 2, 4, and the finish line. AS will be stocked with water, Gatorade Endurance, pickle juice, potato chips, and other TBD snacks.
When: Saturday, September 6, 2025
Where: Entirely along the C&O Canal Towpath in Williamsport, Maryland
All three races take place on the C&O Canal towpath. The start/finish area will be Lock 44 [https://www.google.com/maps/dir//Canal+Lockhouse+44,+chesapeke+and+ohio+canal+trl,+Williamsport,+MD+21795/@39.5941913,-77.8279532,676m/data=!3m1!1e3!4m9!4m8!1m0!1m5!1m1!1s0x89c9f3faccdfc50d:0x814904121fb1e6d6!2m2!1d-77.8253783!2d39.5941872!3e0?entry=ttu] (DO NOT USE FOR PARKING).
THIS IS A BQ CERTIFIED COURSE! 2025 times can be used for 2026.
The course certification number is MD22006NP.
2026 BQ Standards [https://www.baa.org/races/boston-marathon/qualify]
MARATHON RACE DETAILS
https://www.strava.com/routes/3038509126320956732 Course Map
The race will start at 7:30 a.m. on September 6, 2025. Cutoff time is 3:00 p.m. (allowing for a pace of 17 minutes and 11 seconds per mile. Runners will start near Lock 44 and travel in a generally southeasterly direction for 6.56 miles to Lock 43 (exact point to be specified, marked and staffed by event volunteers), then turn around and travel back to Lock 44. Course elevation is no more than 40 feet for the entire distance. Runners will complete this out-and-back loop twice. Aid stations will be at miles 2, 4, 6.56, 9.12, 11.12, 13.12, 15.12, 17.12, 19.68, 22.24, 24.24 and finish line. AS will be stocked with water, Gatorade Endurance, pickle juice, potato chips, and other TBD snacks. There will also be a tarp at the start/finish line where you can leave gu's, bottles, or other race day needs.
HALF MARATHON DETAILS
https://www.strava.com/routes/3038509126320956732 Course Map
The race will start at 8:00 a.m. on Sept. 6, 2025. Cutoff time is 1:00 p.m. Runners will start near Lock 44 and travel in a generally southeasterly direction for 6.56 miles to about Lock 43, then turn around and run back to Lock 44. They will complete this out-and-back loop one time. Course elevation is no more than 20 feet for the entire distance.Aid stations will be at miles 2, 4, 6.56, 9.12, 11.12, and finish line. AS will be stocked with water, Gatorade Endurance, pickle juice, potato chips, and other TBD snacks.
10K DETAILS
https://www.strava.com/routes/3038508438366518588 Course Map
The race will start at 8:15 a.m. on Sept. 6, 2025. Cutoff time is 11:15 a.m. Runners will start near Lock 44, run 3.1 miles on the towpath towards Washington D.C., turn around and run 3.1 miles back to Lock 44. Course elevation is no more than 10 feet for the entire distance. Aid stations will be at miles 2, 4, and the finish line. AS will be stocked with water, Gatorade Endurance, pickle juice, potato chips, and other TBD snacks.
Races
-
Marathon
Incl. $6.70 Fee & T-Shirt
Sat 6th September 2025 (7:30AM EDT)
$101.70
The race will start at 7:30 a.m. on September 6, 2025. Cutoff time is 3:00 p.m. (allowing for a pace of 17 minutes and 11 seconds per mile. Runners will start near Lock 44 and travel in a generally southeasterly direction for 6.56 miles to Lock 43 (exact point to be specified, marked and staffed by event volunteers), then turn around and travel back to Lock 44. Course elevation is no more than 40 feet for the entire distance. Runners will complete this out-and-back loop twice. Aid stations will be at miles 2, 4, 6.56, 9.12, 11.12, 13.12, 15.12, 17.12, 19.68, 22.24, 24.24 and finish line. -
Half Marathon
Incl. $5.50 Fee & T-Shirt
Sat 6th September 2025 (8:00AM EDT)
$80.50
The race will start at 8:00 a.m. on Sept. 6, 2025. Cutoff time is 1:00 p.m. Runners will start near Lock 44 and travel in a generally southeasterly direction for 6.56 miles to about Lock 43, then turn around and run back to Lock 44. They will complete this out-and-back loop one time. Course elevation is no more than 20 feet for the entire distance.Aid stations will be at miles 2, 4, 6.56, 9.12, 11.12, and the finish line. -
10k
Incl. $4.60 Fee & T-Shirt
Sat 6th September 2025 (8:15AM EDT)
$64.60
The race will start at 8:15 a.m. on Sept. 6, 2025. Cutoff time is 11:15 a.m. Runners will start near Lock 44, run 3.1 miles on the towpath towards Washington D.C., turn around and run 3.1 miles back to Lock 44. Course elevation is no more than 10 feet for the entire distance.Aid stations will be at miles 2, 4, and the finish line.
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