Charles River Marathon Invitational

    Boston, MA

    Date

    September 13, 2026

    Field Size

    Small (<500)

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    Very Flat
    BQ huntersSmall race fansFlat course runners

    Why It's BQ-Friendly

    Course profile rated 97.95 for flatness, ideal for speed.

    The event takes place along the picturesque Charles River, showcasing autumn colors.

    About This Race

    This course is nearly pancake flat, making it a solid option for those eyeing a personal best. Runners will navigate a scenic route along the Charles River, which is especially beautiful in September as the leaves start to change.

    Boston Qualifier Outlook

    BMQR course profile: Very Flat.

    Race Strategy

    To maximize BQ chances, focus on a consistent pace throughout, especially in the early miles. Utilize the flat terrain to maintain a steady rhythm and avoid burning out too early, leaving enough energy for a strong finish.

    Course & Elevation

    Course Profile Coming Soon

    Detailed elevation profile data is being prepared for this race. Check back soon for interactive course analysis.

    Race-Day Conditions

    Typical conditions: Cool (40–60°F), ideal racing conditions. Fall conditions are typically the most reliable for marathon efforts, with cool mornings that hold through the finish for most runners.

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