Road · Marathon · Already run
Charles River Marathon
Boston, MA
Charles River Marathon is a road race of 26.2 miles (42 km) in Boston, Massachusetts. It was last run on Sunday, May 3, 2026. The field is about 101 runners.
26.2miDistance
101runnersField
61°Flow 46°FTypical race day
Questions about Charles River Marathon
When is Charles River Marathon 2026?
Charles River Marathon 2026 was on Sunday, May 3, 2026.
Where is Charles River Marathon?
Charles River Marathon is held in Boston, Massachusetts.
How long is Charles River Marathon?
Charles River Marathon is 26.2 miles (42 km).
What is the weather usually like at Charles River Marathon?
Around Charles River Marathon's date, the day's high is typically about 61°F (16°C) and the low about 46°F (8°C), averaged over recent years.
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