Boston Marathon — Season 2025 ESPN2 Running 1 Episode · Premiered April 21, 2025 · Ended April 21, 2025 ← Season 2024 All Seasons Season 2026 → Episodes E01 2025 Boston Marathon (LIVE) Mon, Apr 21 2025 1:00 PM GMT+0000 210 min ▶ The legendary 129th Boston Marathon course starts in Hopkinton, MA and ends on Boylston Street in Boston, MA. ← Season 2024 All Seasons Season 2026 →
