Adirondack Marathon
Adirondack Marathon circles Schroon Lake on a small-field course with steep early climbs, long rollers, mountain views, and a beach finish in town.
Quick facts
- Scenic course loops around Schroon Lake; starts on Main Street, Schroon.
- Early Bird Start offers extra time; non-competitive with finisher’s medal.
- Includes 2-person and 4-person relays for a team experience.
- Complimentary buses transport runners from Schroon to race start.
About the Adirondack Marathon
The Adirondack Marathon takes runners on a visually scenic 26.2-mile journey around Schroon Lake, featuring a challenging mix of flat stretches, steep climbs, and Adirondack Mountain views. With a cozy field of 500 participants, this USATF-certified race offers a supportive atmosphere complete with frequent aid stations, an Early Bird Start, and a weekend-long festival of events, making it a distinctive and memorable experience for both runners and their families.
Course
The clockwise loop around Schroon Lake starts in town and finishes at the beach. A steep climb arrives in the opening miles, followed by long rollers and quieter lakeside roads rather than a flat recovery section.
Race-day weather
Late September at Schroon Lake often begins cool and warms through the morning, with temperatures commonly around 50-70°F (10-21°C). Rain is possible, and shaded lakeside sections may stay cooler.
Past Adirondack Marathon dates and results
| Year | Date | Status | Results |
|---|---|---|---|
| 2026 | Sunday, September 27, 2026 | Results available | Open results |
| 2025 | Sunday, September 28, 2025 | Results available | Open results |
| 2024 | — | Results available | Open results |
Your race experience
Ran the 2026 Adirondack Marathon?
Share what helped you on race day: the course, transport, aid stations or finish area.
Adirondack Marathon FAQ
When is the Adirondack Marathon?
We're waiting for the finalized date for the 2027 Adirondack Marathon. The most recent running was on Sunday, September 27, 2026.
Is Adirondack Marathon a Boston qualifier?
Yes. Adirondack Marathon is a Boston Marathon qualifier. To use the result, you must run the certified full-marathon course within the qualifying window and meet the current standard for your age and gender. Meeting the standard lets you apply but does not guarantee entry, and net-downhill courses can receive a time adjustment under current B.A.A. rules. Review the Boston qualifying times and downhill-course rules, or browse upcoming Boston qualifier marathons.
Featured collections
Found an official update?Send race details or links
Send us confirmed dates, registration links, results, live tracking, or course changes. Include the source link so runners can reach the right information.