Welcome to the registration page for the MCRRC Riley’s Rumble Half Marathon!

This page may also be used to sign up to volunteer – please see the “volunteer” tab to the left.

Please read the important updates below:

The field will be limited to 250 participants for 2021.Pre-registration is REQUIRED for both MCRRC Members and Non-Members. There will be NO RACE DAY REGISTRATION!All participants are required to read the “COVID-19 Agreement for Participants” in the section below. By continuing with your registration, you agree to these protocols.All bibs & chips will be picked up in the start area on race morning.Please be sure to choose a corral start time when you register.


Half marathon
May 01, 2021 (Saturday) - 07:30
21.1 kilometers
Solo Road


May 01 2021 : Partly cloudy throughout the day.
10.7°C - 20.9°C (51.2°F - 69.6°F)

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The information about this race is based on information provided by the organisers or found on the official website of the event. Always check the official website for up-to-date information. If you have noticed any mistake, let us know at [email protected]
Last checked on 2021-05-11


Riley's Rumble 2006
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Riley's Rumble Half Marathon

Hello, on August 7th 2011, you’ll be organizing the Riley’s Rumble Half Marathon. Can you tell us where it is located? The race is located in a rural setting about 1/2 hour drive North of Washington D.C. How old is the race and why was it created in the first place? The race has been around since 1983, it was originally
MCRRC Riley's Rumble Half Marathon & 8K
Jean-Loup Fenaux | 28 Apr 2011 10:46



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