Fifth Street Rock Monster
- Date Sun 12th April 2026
- Time 9:00AM EDT
- Location Mertztown, Pennsylvania
- Price $31.74 - $186.50
- Races 5 races
- Distances Marathon, Half Marathon, 10km, 5km, Ultra
Event summary
Get ready for an exhilarating outdoor experience at the Fifth Street Rock Monster on Sunday, April 12, 2026, in Mertztown, Berks! This exciting event, held at the scenic Forever Farm in Alburtis, PA, promises an unforgettable day filled with adventure, camaraderie, and nature. Participants can choose their challenge from a 5K to a full marathon, navigating through some of Pennsylvania's most stunning singletrack trails that are exclusive to race weekend.
Celebrate the arrival of spring with friends and family as you tackle the rugged terrain, all while enjoying fantastic food, refreshing drinks, and upbeat tunes. The weekend kicks off on Saturday, April 11, with the Fifth Street Rock Monster Mountain Bike races, offering a perfect opportunity to scout the course and soak in the festive atmosphere. With free camping available on-site and a lively after-party featuring complimentary food and drinks for runners, this event is not just a race—it's a celebration of the great outdoors! Don't miss your chance to be part of this incredible trail running experience. Sign up early to secure your spot and take advantage of discounts for junior runners as well!
Celebrate the arrival of spring with friends and family as you tackle the rugged terrain, all while enjoying fantastic food, refreshing drinks, and upbeat tunes. The weekend kicks off on Saturday, April 11, with the Fifth Street Rock Monster Mountain Bike races, offering a perfect opportunity to scout the course and soak in the festive atmosphere. With free camping available on-site and a lively after-party featuring complimentary food and drinks for runners, this event is not just a race—it's a celebration of the great outdoors! Don't miss your chance to be part of this incredible trail running experience. Sign up early to secure your spot and take advantage of discounts for junior runners as well!
Organiser's Description
We're throwing down at Forever Farm in Alburtis, PA this April! Fifth Street Rock Monster, formerly Rockland Rad Run, features awesome singletrack trails on private land accessible only on race weekend. 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 to cheer you on as you tackle some of Pennsylvanias finest technical trails. Choose your distance from 5K to a full marathon 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 is based on field size for each race. Register early to save on your entry! Junior runners aged 16 and under receive a 50% discount on their run fee. Pricing should be automatically calculated at registration, but please contact us if you do not see it take effect.
Day of Registration IS AVAILABLE +$20. We accept Venmo, Credit Card, and Cash payments.
AMENITIES
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.
AFTER RACE FESTIVITIES
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.
Relay Teams: $250, $150, $75 awarded for top three overall
Finisher award - All finishers will receive a commemorative FSX Rock Monster coaster.
RACE DAY NUMBER PICK UP
Check-in Opens: 8:00am / Racing Starts: 9:00am / After party starts when the finishers come in! / Awards presented when categories are closed.
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!
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 is based on field size for each race. Register early to save on your entry! Junior runners aged 16 and under receive a 50% discount on their run fee. Pricing should be automatically calculated at registration, but please contact us if you do not see it take effect.
Day of Registration IS AVAILABLE +$20. We accept Venmo, Credit Card, and Cash payments.
AMENITIES
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.
AFTER RACE FESTIVITIES
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.
Relay Teams: $250, $150, $75 awarded for top three overall
Finisher award - All finishers will receive a commemorative FSX Rock Monster coaster.
RACE DAY NUMBER PICK UP
Check-in Opens: 8:00am / Racing Starts: 9:00am / After party starts when the finishers come in! / Awards presented when categories are closed.
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. $3.94 Fee & Commemorative Coaster
Sun 12th April 2026 (9:00AM EDT)
$52.94
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. $2.74 Fee & Commemorative Coaster
Sun 12th April 2026 (9:00AM EDT)
$31.74
The course is mainly a singletrack trail through the woods near farmland. It features rolling, rugged terrain with rocks, roots, and smooth singletrack sections. -
Trail Ultra-Marathon Relay - Team Captains/ Relay Members
Incl. $11.50 Fee & Commemorative Coaster
Sun 12th April 2026 (9:00AM EDT)
$186.50
Team registration fee: $175 for first five teams registered. Captain will register team. Additional team members may register for free by selecting existing team. $190 for teams registered after 5th team $224 for teams registered after 10th team This will be a multi-lap ultra marathon relay event. This is a 3-person ultra relay on a 4.5-mile loop. Teams compete in a single Open category and are ranked by the order in which they complete 7 laps, approximately 100km (62 miles). The first team to complete the total distance is declared the winner. Two runners must be on course at all times, rotating in the designated exchange area, and each runner is credited with a full 4.5 miles per lap. This means one lap with two runners counts as 9 miles or 14.6km. All three team members must complete at least 2 laps, allowing one runner to skip a single rotation. The team captain registers first and pays the full team entry fee ($175 for the first 5 teams, $190 for teams 610, and $224 for teams 11+). Additional teammates may join their respective teams later at no additional cost by selecting the existing team. Prizes will be awarded to the top three overall teams. ($250 / $150 / $75). Divisions: Open Relay
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228 Five Points Road, Mertztown, 19539, PA, United States
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