New England Green River Marathon

    Medium BQ Likelihood
    Greenfield, MA

    Date

    August 24, 2025

    Field Size

    Small (<500)

    Temperature

    60–80°F

    Downhill

    About This Race

    The New England Green River Marathon is known for steady warm weather and a course that often produces quick results; creating an environment for strong running.

    Course & Elevation

    ImperialMetric
    Distance
    26.5 mi
    Elev. Gain
    597 ft
    Max Grade
    +23.7%
    Net Gain/Loss
    -1457 ft
    0.0 mi5.0 mi10.0 mi15.0 mi20.0 mi25.0 mi167 ft567 ft967 ft1653 ft

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    Course and elevation data reflect official race information when available, with supplemental participant data used to fill in gaps where needed

    Pace Calculator

    Format: Hours:Minutes (e.g., 3:30 for 3 hours 30 minutes)