Congratulations to everyone who participated in the 2025 Runaround! If you submitted a walk/run time, it will be included in the results below.
Results by time and age category
Wait, I want to submit my time! Click here.
Bringing together the Lab community since 1978
Congratulations to everyone who participated in the 2025 Runaround! If you submitted a walk/run time, it will be included in the results below.
Results by time and age category
Wait, I want to submit my time! Click here.
Submit your Runaround time at this link by Friday, October 24.
Your time will be included in a final report posted here and in Elements.


This year’s course begins at Building 55 (green star) and ends in the parking lot of Building 90 (red star).
It is designed to be 2 miles long.
Lab hill site roads will be closed from 11:00 a.m. to approximately 1:30 p.m.
Starting Line @ Building 55
Finish Line @ Building 90
Finish Line Festival @ Building 90
Potter Street Yoga class
How do I get one of those cool Runaround t-shirts?
Register for the Runaround by Thursday, October 16, and then participate in person or virtually in a Runaround activity on Friday, October 17.





This year’s Runaround t-shirt is here and is inspired by favorite designs from past contests. We skipped the contest this year but kept the t-shirt tradition alive. Want one? Sign up as a participant or volunteer. See you Friday, October 17.