Blues Cruise

Leesport, United States • 5 Oct 2025

The Blues Cruise is a 50K trail ultramarathon held near Reading, Pennsylvania, celebrating its 20th anniversary in 2025. The scenic 31-mile loop circles Blue Marsh Lake, featuring varied terrain including fields, rolling hills, single track, and less than half a mile of public road. The course includes a notable climb called the "Ski Slope" with 240 feet of vertical ascent and an optional water crossing.

The race has a 9-hour time limit, making it accessible for newer ultra runners. A relay option divides the course into four legs for teams of 2-4 runners. Well-stocked aid stations and a post-race buffet enhance the supportive atmosphere. Visit the organization's website for the most recent information.

Race information

50 km
240 m+
50k
50 km
240 m+
Blues Cruise Relay
Visit the organization's website for the most recent information.
Trail runs nearby

The Summer Sundown Rundown at Kempton will take place in Kempton on Saturday 9 August 2025. You can run between 35 and 35 miles.

Blackout in Emmaus, PA, is a rugged nighttime trail running event hosted by The Running Kind. The main race is a challenging 10K course on South Mountain, featuring over 1000 feet of vertical gain through technical, mountainous terrain. Participants can choose to run the "Lights On" edition starting..

The Lehigh Gap Nature Center 10k is a trail running event held in Slatington, Pennsylvania, featuring a challenging 10k loop course that starts and finishes at the Nature Center. The race showcases a variety of terrain, including a flat, fast start on the D&L Trail, a steep ascent on the Bobolink tr..

The Tame the Tower Trail Challenge is a trail running event held in Mt. Gretna, Lebanon, Pennsylvania, at Clarence Schock Memorial Park. Scheduled for December 13, 2025, it features two distances: a 10-mile "T-Rex" and a 5-mile "Ferocious" run.The courses are marked with colored flags—pink for the 1..

Naked Nick is a trail running event held in Leesport, Pennsylvania, featuring 25K and 50K distances around Blue Marsh Lake. The course is primarily single-track trails (80%) with some gravel roads (20%), forming a lollipop-shaped route with a 5.5-mile out-and-back and a 4.5-mile loop. The terrain is..

The Naked Bavarian is an affordable ultra trail running event held at Blue Marsh Lake in Leesport, Pennsylvania. Offering 20- and 40-mile distances, the course features a lollipop loop with mostly runnable single-track trails (80%) and some gravel roads (20%), with elevation gains of approximately 2..