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The PRTC Indoor Classic
All-comers indoor track meet at Penn's Ott Center
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The South Park Half Marathon
Loops through Pittsburgh's historic South Park
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Looney Leprechaun Trail Races
Trails along Neshaminy Creek in Tyler State Park
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Levee Up 2.5 Mile / 5 Mile – Danville, PA
Loop the levee holding back the Susquehanna
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ChesCo Race Fest #3 - 13.1M, 26.2M & 50K
A 1.25-mile park loop, repeated for marathon or 50K
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Shamrock Shake 5K Run & Walk
A 5K run inside the Johnstown Galleria Mall
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Naked Bavarian
Rolling singletrack around Blue Marsh Lake
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ELLPORT BORO COMMUNITY 5K
A flat, fast 5K through the Boro of Ellport
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The NORTHSIDE NEMESIS
30k across 50 of Pittsburgh's Northside staircases
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SRG "Spring Ahead" Half Marathon
Flat, fast half along the Schuylkill River Greenway
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Chilly Dog 5K Race/1 Mile Run for (10 and under) and 1 Mile Fun Walk for Families
Starts with a train ride, then runs back to the station
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Big Woods Half Marathon
Trails through French Creek State Park's big woods
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Gold Rush Race 5K/10K
10K hill challenge through Tyrone's Irish Heritage weekend
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Fire on the Rocks 10k
1,400 ft of climbing across Zindel Park's rocky trails
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Shamrock shenanigans Endurance Run
Loop as many 2.4-mile gravel laps as you can
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13th Annual Shake Your Shamrock 8k, 5k, Little Leprechaun Kid's Run & Pot o' Gold 2 Mile Fun Run/Walk & ST. PATTY'S AFTER PARTY!
13th annual, runs through Peddler's Village
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KSM Annual Run/Walk for Water for Life
Philly 5K that funds clean water for Kenya's Kerion Valley
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Phillies Charities 5K
Finishes with a lap on the ballpark warning track
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Philly Love Run Half Marathon
Sold-out half marathon through iconic Philadelphia sights and spirit
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West End St. Patrick's 5K
Flat, fast St. Patrick's 5K through Allentown's West End
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Capital 10: 10-Miler & 10K – A Run for the Arts
Loops City Island and Harrisburg's river bridges
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Washed Clean
A church-grounds trail 5K with a foam finish
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PHN Charitable Foundation's Shamrock 'N Run 5K Run/Walk
A St Patrick's Day 5K through Sharon
Save any of these to your season in RunCalendar and hear the morning entries open. Free on iPhone, no account needed.
Every race here is published by its organiser; RunCalendar checks the date and the entry window against the organiser's own page and rebuilds this calendar every night. A confirmed date shows its day; a provisional one shows only its month. Last updated 22 October 2026.