Fifth Street Rock Monster
- Date Sun 12th April 2026
- Time 9:00AM EDT
- Location Mertztown, Pennsylvania
- Price $32.80 - $80.50
- Races 4 races
- Distances Marathon, Half Marathon, 10km, 5km
Event summary
Get ready for an exhilarating day of adventure at the Fifth Street Rock Monster on Sunday, April 12, 2026, in the scenic Mertztown, Berks! Formerly known as the Rockland Rad Run, this exciting event invites runners to tackle a variety of race distances as they navigate the rugged and rolling terrain of the beautiful Pennsylvania woods. The event kicks off a thrilling weekend, with the Fifth Street Rock Monster Mountain Bike races taking place on Saturday, April 11, from 9 AM to 3 PM. Spectators are encouraged to come out and soak in the vibrant atmosphere, enjoy delicious food and drinks from Bright Path Brewing and PorchTea Kombucha, and even scout the course after the bike races.
Participants can look forward to a lively after-party featuring music, food, and refreshments, with all finishers receiving a commemorative Rockland Rad Run coaster. With awards for the top three male and female runners in each race and a special discount for junior runners, this event promises fun for the entire family. Don't miss your chance to be part of this unforgettable day where nature meets adventure—mark your calendars for the Fifth Street Rock Monster, and join us for a fantastic celebration in the great outdoors!
Participants can look forward to a lively after-party featuring music, food, and refreshments, with all finishers receiving a commemorative Rockland Rad Run coaster. With awards for the top three male and female runners in each race and a special discount for junior runners, this event promises fun for the entire family. Don't miss your chance to be part of this unforgettable day where nature meets adventure—mark your calendars for the Fifth Street Rock Monster, and join us for a fantastic celebration in the great outdoors!
Organiser's Description
Fifth Street Rock Monster, formerly Rockland Rad Run, is where the quaint Pennsylvania woods come alive. Choose your distance and discover the course as it unfurls through the rolling, rugged terrain a technical tango with nature. Rock Monster is held at Forever Farm on Sunday, April 12th. as part of a weekend of festivities which kicks off with the Fifth Street Rock Monster Mountain Bike races from 9am-3pm Saturday April 11th.
We encourage you to come out and spectate Saturday, enjoy the amenities, and even get a scouting lap out on the course after the bike racing ends. Want to race both? Learn more here and make a weekend of it! Free camp sites available at Forever Farm Saturday night.
REGISTRATION FEES:
Pricing increase of $10 on March 11, 2026. Day of reg is $10 extra. Junior runners, up to 16, get 50% discount on their run fee.
PARKING
228 Five Points Road, Mertztown, PA is the parking address. Please follow the Race Parking Signs
Porta Potties are available in the parking location and finish lineno public relief zones.
Please plan your pre-race ritual to include picking up your number if you do not already have it.
AFTER RACE FESTIVITIES
Were kicking off spring with a party in the woods. The tunes are fly, the food is fresh, and the beer will flow. Bring your friends and family out to cheer you on as you tackle some of Pennsylvanias finest technical trails.
Food and drink provided by our friends at Bright Path Brewing, PorchTea Kombucha
Runners get a free drink and a meal!
PRIZES AND AWARDS
Top 3 M/F - Overall awards for top 3 M/F runners in each race.
Finisher award - All finishers will receive a commemorative Rockland Rad Run coaster.
RACE DAY SCHEDULE
Day of Registration IS AVAILABLE +$10. We accept Venmo and Cash payments and credit cards
Check-in Opens: 8:00am / Racing Starts: 9:00am / After party Starts: 9:30am / Awards presented when categories are closed.
CANCELLATION & REFUNDS
In the event of an event cancellation, we will email all participants by 5pm on Friday, April 10. Refunds for cancelled event will be processed for race entry fee to everyone who purchases event insurance at the time of their registration. There are no circumstantial refunds given. Runners may reach out directly to the event director to request registration deferral to the following years' event until March 31, 2026.
There is no rain date.
So lace up your trail shoes, bring your sense of adventure. Fifth Street Rock Monster is where your winter training pays off, and your love of nature meets your love of a good, tough run. See you at the starting linewhere the only thing guaranteed is a great story to tell at the finish!
We encourage you to come out and spectate Saturday, enjoy the amenities, and even get a scouting lap out on the course after the bike racing ends. Want to race both? Learn more here and make a weekend of it! Free camp sites available at Forever Farm Saturday night.
REGISTRATION FEES:
Pricing increase of $10 on March 11, 2026. Day of reg is $10 extra. Junior runners, up to 16, get 50% discount on their run fee.
PARKING
228 Five Points Road, Mertztown, PA is the parking address. Please follow the Race Parking Signs
Porta Potties are available in the parking location and finish lineno public relief zones.
Please plan your pre-race ritual to include picking up your number if you do not already have it.
AFTER RACE FESTIVITIES
Were kicking off spring with a party in the woods. The tunes are fly, the food is fresh, and the beer will flow. Bring your friends and family out to cheer you on as you tackle some of Pennsylvanias finest technical trails.
Food and drink provided by our friends at Bright Path Brewing, PorchTea Kombucha
Runners get a free drink and a meal!
PRIZES AND AWARDS
Top 3 M/F - Overall awards for top 3 M/F runners in each race.
Finisher award - All finishers will receive a commemorative Rockland Rad Run coaster.
RACE DAY SCHEDULE
Day of Registration IS AVAILABLE +$10. We accept Venmo and Cash payments and credit cards
Check-in Opens: 8:00am / Racing Starts: 9:00am / After party Starts: 9:30am / Awards presented when categories are closed.
CANCELLATION & REFUNDS
In the event of an event cancellation, we will email all participants by 5pm on Friday, April 10. Refunds for cancelled event will be processed for race entry fee to everyone who purchases event insurance at the time of their registration. There are no circumstantial refunds given. Runners may reach out directly to the event director to request registration deferral to the following years' event until March 31, 2026.
There is no rain date.
So lace up your trail shoes, bring your sense of adventure. Fifth Street Rock Monster is where your winter training pays off, and your love of nature meets your love of a good, tough run. See you at the starting linewhere the only thing guaranteed is a great story to tell at the finish!
Races
-
Trail Marathon
Incl. $5.50 Fee & Commemorative Coaster
Sun 12th April 2026 (9:00AM EDT)
$80.50
This will be a multi-lap marathon. Most of the course is on single-track trail that will have been raced on by mountain bikes the day before (unless there is significant rain that cancels the bike race). -
Trail Half Marathon
Incl. $4.00 Fee & Commemorative Coaster
Sun 12th April 2026 (9:00AM EDT)
$54.00
The course is mainly a singletrack trail through the woods near farmland. It features rolling, rugged terrain with rocks, roots, and smooth singletrack sections. -
10k
Incl. $2.80 Fee & Commemorative Coaster
Sun 12th April 2026 (9:00AM EDT)
$32.80
The course is mainly a singletrack trail through the woods near farmland. It features rolling, rugged terrain with rocks, roots, and smooth singletrack sections. -
5k
Incl. $2.80 Fee & Commemorative Coaster
Sun 12th April 2026 (9:00AM EDT)
$32.80
The course is mainly a singletrack trail through the woods near farmland. It features rolling, rugged terrain with rocks, roots, and smooth singletrack sections.
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228 Five Points Road, Mertztown, 19539, PA, United States
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