The 2025 event has concluded.

Potomac River Run Marathon (Fall)

Carderock, MD, USA • October 18, 2025
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partly-cloudy-day Partly cloudy throughout the day.

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When is the 2025 Potomac River Run Marathon (Fall)?

The 2025 Potomac River Run Marathon (Fall) will be held on Saturday October 18, 2025.

Is the Potomac River Run Marathon (Fall) a Boston Marathon Qualfier?

Yes, the Potomac River Run Marathon (Fall) is an official Boston Marathon qualifier.

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Historical Weather & Results

RunScore
Run Score: 8
Temp
73°F
Min/Max
43°/73°F
Dew
36°F
Days of Rain
0/1
Wind
3mph
Tap a row for details.
YearLow / HighRainResults

Potomac River Run Marathon (Fall) 2024 Weather History

Clear conditions throughout the day.

2024
clear-day
43°/ 73°-
Run Score: 8
You Need an Account For That

Setting up a racecast.io account will allow you to start building a reputation in the community. Over time you'll be able to rate races, join the discussion, and post in the community.

Right now we are invite only, you can get on the waitlist by entering your email below:

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You Need an Account For That

Setting up a racecast.io account will allow you to start building a reputation in the community. Over time you'll be able to rate races, join the discussion, and post in the community.

Right now we are invite only, you can get on the waitlist by entering your email below:

OR