9.21.2025
Half Marathon & 5K
Philly’s Past & Philly’s Future
The PDR was founded in 1978 and remains one of the world’s premier Half Marathons. We welcome runners and athletes of all abilities and paces to come to Philadelphia and experience our PR-friendly course regardless of what your goals are.
Set on the third Sunday in September, the PDR has long been one of the great fall tune up races going into marathon season and a perfect destination race for a weekend spent in the city of Brotherly Love.
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![Philadelphia Distance Run Pace Team]()
Course Details
The flattest half marathon in Philadelphia! Check out our course designed for and by runners.
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![A newspaper clipping from the 1980s of Joan Benoit setting the record for Philadelphia Distance Run.]()
History of PDR
The PDR was the first half marathon in Philadelphia. Since its founding in 1978, PDR has set 6 half marathon world records. In 2020, the baton was handed to a new generation of local runners with a commitment to preserving PDR’s legacy and building a more inclusive future for runners of all strides of life.
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![A student from Student's Run Philly Style finishing his race.]()
Students Run Philly Style
Students Run Philly Style an equitable partner in the PDR as part of a unique model that directly supports increased access to running for young people in Philadelphia.
