The Marathon Sun Life de Granby is an annual event held in Granby, Quebec, offering participants the opportunity to run or walk various distances through the scenic Daniel-Johnson Park. Distances range from 1 km kids run up to a full marathon, with certified marathon and half-marathon courses qualifying for the Boston and New York Marathons.

Runners and walkers enjoy water stations every 3 km with refreshments, picturesque fall scenery, and a welcoming community atmosphere. Express options are available for 5 km and 10 km events with reduced fees and no shirt or medal. Event shirts can be purchased starting September 5, 2025.

- Distances offered: 1 km (11 and under), 2 km, 5 km, 10 km, half-marathon (21.1 km), full marathon (42.2 km)
- Road surface
- Marathon requires participants 18 years and over
- Express options for 5 km ($55) and 10 km ($60) without shirt or medal
- Start times vary by distance on October 5, 2025
- Courses highlight autumn scenery and are certified for Boston and New York Marathon qualification

- Event location: Daniel-Johnson Park, 230 rue Drummond, Granby, QC, J2G 2S3
- Certified marathon and half-marathon courses qualify for Boston and New York Marathons
- Water stations every ~3 km offering water and BRIX electrolyte drinks
- Express registration options for 5 km and 10 km at reduced fees without shirt or medal
- Event shirts available for purchase starting Sept 5, 2025 ($15 plus tax)
- Participation medals and post-race meals included
- Walkers allowed with multiple race distances