Portland Me Half Marathon 2024 Dates. For each race, you’ll find the history of the half. The maine marathon, half marathon and marathon relay is on sunday october 6, 2024 to monday october 14, 2024.

The shipyard old port half marathon is the most popular maine half marathon with 2,236 finishers in 2023. Set sail for the maine event of the summer at the shipyard old port half marathon & 5k run, returning on june 7th, 2025!