
Lupus Loop is a running race on October 17, 2026 in Philadelphia, PA.
For all race details please go here Lupus Loop
Live forecast from the U.S. National Weather Service.
Race day
Saturday, 10/17
High
55°
Low
40°
Conditions
Sunny
Chance of Rain
6%
Wind
15 mph
Population
1,582,432
as of 2023
City Elevation
86 ft
Nearest Airport
PHL
Philadelphia International Airport · 10 mi
Time Zone
Eastern Time
From Endurance Grid
A big city race. Expect multiple lodging options and plenty to do the day before.
Every finish line starts with a single decision. Claim your spot at Lupus Loop, put it on the calendar, and turn “someday” into a start date.
5
Days to train
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With running, there's a distance for every fitness level, a community at every start line, and nothing beats the feeling of crossing a finish line you trained for.
Running is an endurance sport that rewards consistency, and showing up every week compounds in ways that will surprise you.
From 5K to marathon, running races are an accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.
Lupus Loop
Oct 17, 2026