Run VibesBeta

Race profile

River's Edge Endurance Challenge

5K · 5 mi · 1 mi

Sep 26, 2026 · Brunswick, Maryland, US

Listed May 6, 2019

The read

Run Vibes summary

Summarization pending

AI summarization pending

We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the enrichment queue and will appear here soon with notes on vibe, race-day feel, and who the event suits best.

Until then, open Original listing below for the full source description, and double-check anything important on the organizer’s page.

Original listingFull description from sourceExpand the official listing text (unchanged)

***To be sure you get a T-Shirt you must Register before 9/3/2026. If you register after 9/3/2026 11:59PM you may not get the size you want or even a shirt at all. 

***Race Medals must be ordered ahead of time. Those who register after 8/15/2026 may not get a medal due to limited supplies.

1) Simply sign up for an in person race or challenge, show up at race, check in and race in our 8th Annual River's Edge Endurance Challenge!

Last year we changed our 5 mile race to 5K (3.1Mile) race and it was a hit! Basically the whole race is on the River's Edge Trail system! You will love it!
Our 3-hour challenge and a 6-hour challenge remain the same, and still use a 5 mile loop. How many 5 mile loops can you do in 3 or 6 hours?

TIME:
-Pre-Register now to save or in person Race Sign in for all races is 7:00 AM to 8:00 AM on Saturday, September 26, 2026.
-Random drawings for free gifts is 7:45 AM.
-The 5K & 3-Hour and 6-Hour Challenges ALL start at 8 a.m

LOCATION:
In Person, the lower practice fields in between Brunswick High School and Brunswick Middle School.

COURSE DESCRIPTION:
3 & 6 Hour endurance challenge include about 1 mile on Brunswick High school property with the rest being on run in the River's Edge Trail system. The 5K (3.1M) course is basically all on the trails. Short start and finish on school property. Both 5K and 5-mile loops are well marked. 

ENTRANCE FEE:
5K (3.1 miles) Run - $35 
3-HOUR Run - $50 
6-HOUR Run - $60 

*Price goes up after September 24th.

100% of the race fees is used to purchase shirts, medals, race support items like food, and the rest supports Brunswick High School Track in purchasing much needed new equipment. This is a non-profit race and as such there will be no refunds. Please see the refund policy.

ONLINE REGISTRATION:
https://runsignup.com/Race/MD/Brunswick/RiversEdgeEnduranceRace
Online registration is open through September 26, 2025, up to race sign in deadline at 8:00 AM.
All of those who pre-registered in time will receive a Shirt, unique REEC Finisher medal and other giveaways on race day.

PRIZES: Gift Cards will be awarded via random drawing--two gift certificates per race! 

The River's Edge Endurance Challenge is sponsored by the Brunswick High School Athletic Boosters, a nonprofit 501(c)(3), and as such serves as a fundraiser for the Brunswick High School Track and Field program. All Monies raised by this event will be dedicated to the purchase of much needed equipment which is not otherwise funded by Frederick County Public Schools (FCPS). All donations and registration fees are fully tax deductible.

For more details visit race website.
https://riversedgeendurance.com/

PRESENTED BY:
Brunswick High School Athletics Boosters Club

BENEFIT:
Brunswick High School Track & Field Program equipment needs.

RACE DIRECTOR:
Kevin Ropp riversedgechallenge@gmail.com 202-365-1164

More races

More events in Maryland, and comparable distances or challenge.

MCRRC Spin in the Woods

4 mi

3/28/2026 · Wheaton, MD

Listed Jan 6, 2020

Register
FunSteady EffortBeginner-friendly

Join the MCRRC Spin in the Woods for a low-key, 4-mile run through nature, perfect for members and non-members seeking a relaxed community event.

Rosaryville Half Marathon, 10K, 5K Trail Run

5K · 3.6 mi · 10K · 6.7 mi · Half Marathon · 14 mi · 9 mi · 2 mi · 5 mi

3/28/2026 · Upper Marlboro, MD

Listed Dec 12, 2019

Register
Run Vibes summarySummarization pending

AI summarization pending

We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the queue and will show here when ready.

Full listing on the race page · official details from the source

North Point State Park 5K Fun Run

Fun Run · 5K · Walk

3/28/2026 · Sparrows Point, MD

Listed Feb 15, 2026

Register
Run Vibes summarySummarization pending

AI summarization pending

We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the queue and will show here when ready.

Full listing on the race page · official details from the source

Kenya Connect 5K: Running/Walking for Education

Walk · 5K

3/28/2026 · Ellicott City, MD

Listed Dec 13, 2019

Register
Run Vibes summarySummarization pending

AI summarization pending

We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the queue and will show here when ready.

Full listing on the race page · official details from the source

Froggy Hollow 5 & 9 presented by Altra

4.4 mi · 4.5 mi · Ultra

3/28/2026 · Clarksburg, MD

Listed Sep 27, 2022

Register
Run Vibes summarySummarization pending

AI summarization pending

We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the queue and will show here when ready.

Full listing on the race page · official details from the source

Annapolis Striders Winter Half Marathon Training

Half Marathon · Walk · 5 mi

3/29/2026 · Severna Park, MD

Listed Dec 21, 2021

Register
Run Vibes summarySummarization pending

AI summarization pending

We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the queue and will show here when ready.

Full listing on the race page · official details from the source

Ride Ocean City

18 mi · 45 mi · 62 mi

3/29/2026 · Ocean City, MD

Listed Jan 10, 2026

Register
Run Vibes summarySummarization pending

AI summarization pending

We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the queue and will show here when ready.

Full listing on the race page · official details from the source

Genesee Valley Ultra

Ultra · 2.5 mi

3/29/2026 · Parkton, MD

Listed Sep 29, 2022

Register
Run Vibes summarySummarization pending

AI summarization pending

We haven’t generated Run Vibes’ quick-read summary for this race yet—it’s in the queue and will show here when ready.

Full listing on the race page · official details from the source