Lock 2 Lock Marathon/Half Marathon/10k

🏃‍♂️ Event Overview

• 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
• Note: All three races take place on the C&O Canal towpath. The start/finish area will be Lock 44 (DO NOT USE FOR PARKING).

🏅 Certification Details

• Course: This is a BQ certified course! 2025 times can be used for 2026 and 2027.
• Certification Number: The course certification number is MD22006NP.
• 2026 BQ Standards: 2026 BQ Standards

🏃‍♀️ Marathon Details

• Start Time: The race will start at 7:30 a.m. on September 6, 2025.
• Cutoff Time: Cutoff time is 3:00 p.m. (allowing for a pace of 17 minutes and 11 seconds per mile).
• Course Description: Runners will start near Lock 44 and travel in a generally southeasterly direction for 6.56 miles to Lock 43, then turn around and travel back to Lock 44.
• Elevation: Course elevation is no more than 40 feet for the entire distance.

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

• Start Time: The race will start at 8:00 a.m. on Sept. 6, 2025.
• Cutoff Time: Cutoff time is 1:00 p.m.
• Course Description: 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.
• Elevation: 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

• Start Time: The race will start at 8:15 a.m. on Sept. 6, 2025.
• Cutoff Time: Cutoff time is 11:15 a.m.
• Course Description: 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.
• Elevation: 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.