Probility Ann Arbor Marathon: 5K • 10K • Half-Marathon • Full Marathon • Marathon Relay • Half-Marathon Walk

Saturday, October 3rd

Time	Event
11:00 a.m.	Kids’ Run presented by Ann Arbor Sports Commission (all kids 10 and under race free compliments of Ann Arbor Sports Commission)
12:00 p.m.	Probility Ann Arbor Marathon Expo  All Marathon, Half-Marathon, and Relay Participants MUST pick up their packets at the Expo unless the option to have it mailed was selected during the registration process.  Race day packet pickup is not available for these distances.
4:00 p.m.	Expo closes

Sunday, October 4th

Time	Event
6:00 a.m.	Early Start Marathon Option
7:00 a.m.	Packet Pickup opens (5K & 10K only)
8:00 a.m.	Marathon, Half-Marathon, and Marathon Relay Start
9:00 a.m.	10K Start
9:15 a.m.	5K Start
9:30 a.m.	Post-race festivities begin 🥳
10:00 a.m.	Grab & Go Awards available
2:00 p.m.	Course closes

Wave Starts

Marathon & Half Marathon — Start 8:00 a.m.

Wave	Time	Pace Groups
Wave 1	8:00 a.m.	Half ≤ 1:35 • Full ≤ 3:30
Wave 2	8:03 a.m.	Half 1:36–2:00 • Full 3:31–4:10
Wave 3	8:08 a.m.	Half 2:01–2:20 • Full 4:11–4:30
Wave 4	8:14 a.m.	Half ≥ 2:21 • Full ≥ 4:31

10K — Start 9:00 a.m.

Wave	Time	Finish Time
Wave 1	9:00 a.m.	≤ 60 minutes
Wave 2	9:04 a.m.	≥ 60:01

5K — Start 9:15 a.m.

Wave	Time	Finish Time
Wave 1	9:15 a.m.	≤ 30 minutes
Wave 2	9:19 a.m.	≥ 30:01