Probility Ann Arbor Marathon: 5K • 10K • Half-Marathon • Full Marathon • 19 Mile • Marathon Relay • Half-Marathon Walk

Thank you for your patience and understanding as this annual event raises money for local charities while helping more than 2500 people from around the world achieve personal health and fitness goals. Roads will likely begin to open earlier than posted times as long as it is deemed safe for both the drivers and runners!

Closed 3 a.m. – 2 p.m

S. Ashley from W. Washington to W. Liberty

Liberty from S. Ashley to State

State from E. Liberty to S. University

South University from State to East University

Observatory from Geddes to Washington Heights

East U across Pedestrian Mall to North U.- cross North U.

Palmer Field path to Observatory

Observatory to Geddes

Geddes to E. Huron River Dr.

E. Huron River Dr. to N. Dixboro

N. Dixboro to Gallup Park Pathway

Gallup Park Pathway through Mitchell Field to Fuller Rd. 

Fuller Rd. Sidewalk to E. Medical Center Dr. sidewalk to Arb entrance

Arb trails to Washington Heights

Soft Closure from 3 a.m. – 11 a.m. (completely closed 8 -8:45 a.m.)
Brown between Hill and Hoover
Closed 7 a.m. – 2 p.m.
Hoover between Brown and Division
Division between Hoover and Hill
Hill between Division and East University
East University between Hill and South University

Closed 7 a.m. – noon
Observatory from CCRB Bridge exit to Geddes
Geddes from Observatory to Huron Parkway (only eastbound lane open)
Huron Parkway to East Huron River Drive (the eastern/northbound lane only)
East Huron River Drive from Huron Parkway to Dixboro (eastbound lane open)
Dixboro Road to Old Dixboro Road
Washington Heights to Observatory