Lawrence, KS

Trail run on a smooth, fast course with a few hills sprinkled in for fun.

The Pi Miler, starting at 7:30 am, is 2 loops of different distances, totaling 3.14 miles (just over a 5K).

The River Rotation Half Marathon, starting at 9 am, is a 13.14 mile three-loop course, alternating between counterclockwise and clockwise directions.

The Pi Day River Rotation Full Marathon will start at 8:30 am, runners will take a short lap, and 5 longer loops bringing you to 26.21 miles.

The Pi Slam is the original combo race for the Pi Day Races for those wanting to add a little more distance (and race swag) to their day. It is a combination of the Pi Miler and the Pi Day River Rotation Half Marathon. The Pi Slam will begin at 7:30 am and follow the course for the Pi Miler, and will begin again at 9:00 am with the Pi Day River Rotation Half Marathoners, following the course for that race.

The Ultra Pi Slam is for those wanting to add even more mileage. It combines the Pi Miler and the Pi Day River Rotation Marathon. The Ultra Pi Slam will begin at 7:30 am and follow the course for the Pi Miler. They will then toe-up again at the starting line at 8:30 am with the Pi Day River Rotation Marathoners and follow the course.

Results

29.35 Miles

View course top times
Date Finishers Top Result (M) Top Result (F)
03/09/24 4 4:43:07
03/11/23 9 3:24:47 5:14:34
03/12/22 5 4:28:54
03/14/20 Race Cancelled
03/09/19 6 4:22:04 5:36:12
03/10/18 5 4:21:04 4:36:13

42.42 Miles

View course top times
Date Finishers Top Result (M) Top Result (F)
03/09/24 No Results Posted. Submit Results
03/11/23 4 8:27:01
03/12/22 3 5:31:55
03/14/20 Race Cancelled
03/09/19 3 8:18:05 8:56:32
03/10/18 2 5:36:59