MCRRC Seneca Slopes 9K
When is MCRRC Seneca Slopes 9K?
MCRRC Seneca Slopes 9K takes place on Sunday, December 6, 2026 in Gaithersburg, MD.
What distances does MCRRC Seneca Slopes 9K offer?
MCRRC Seneca Slopes 9K offers 1 event: Non-Member Registration.
| Event | Distance | Price | |
|---|---|---|---|
| Non-Member Registration | 9.0 km | $20.00 | Register |
How much does MCRRC Seneca Slopes 9K cost?
Registration for MCRRC Seneca Slopes 9K starts at $20.00.
Where is MCRRC Seneca Slopes 9K held?
MCRRC Seneca Slopes 9K is held in Gaithersburg, MD at Seneca Creek State Park.
About MCRRC Seneca Slopes 9K
Welcome to the NON-MEMBER registration page for the MCRRC Seneca Slopes 9K!
This page may also be used to sign up to volunteer - please see the "volunteer" tab to the left.
This race is part of our free, low-key series for members. Please refer to the "Low-Key Race Entry Procedure" on our website for more information.
Late/ Race Day Registration
Online registration will remain open until the start of the race. Late registrants may register online before leaving the house, from their smartphone, or at the race site using one of our registration kiosks! Bring your credit card or cash with you to register online at the race site. Online service fees for credit cards apply.
Under 18 Discounts
Please note that participants under the age of 18 will receive a discount for participating in the race. The $5 discount will automatically be applied in the shopping cart.