| 1828 | Julia Dexter Stannard was chased on her horse going from Ann Arbor to Dexter |
| 1835-1870 | Several sightings around Manchester as reported by U of M zoologist Norman Wood |
| 1990s | Black cougar observed at SE corner of Michigan Avenue and Carpenter Road. Observed from pay phone at gas station as it creep along the ground away from the trash bin area by the gas station | BLACK |
| 01/28/03 | State Street just after Michigan Avenue where State banks North just after the Old State Road intersection |
| 05/28/03 | On East Main Street in Manchester down near Hibbard Street |
| 09/28/04 | Ypsilanti 1 1/2 mile S of I-94 exit #181 |
| 10/04 | Observed by Diane O. and Ryan M. of Ann Arbor |
| 10/06/04 | Maple Road and Brassow Road in Saline about 1 mile from old Saline High School |
| 04/06/05 | Ann Arbor, I-94, 2 miles E of Jackson Road Exit |
| 06/05 | Observed by Laurie M. of Manchester |
| 06/16/05 | Helber Road, just S of Pleasant Lake |
| 06/16/05 | Manchester |
| 11/04/05 | Lake Winnewana near State land |
| 01/06 | Waterloo Recreational Area, 10 miles NW of Ann Arbor, Chelsea, Tracks only |
| 03/06 | Observed by Stephanie T. of Ann Arbor |
| 04/06 | Observed by James E. of Petersburg |
| 04/03/06 | Milan Oakville Road, 3 miles E of Milan and 3 miles W of Rasonville Road |
| 06/02/06 | 1 mile from Wayne County line |
| 07/06/06 | Subdivision yard, Observed and screamed |
| 08/13/06 | 2 miles W of Saline on US 12 near Harry's Furniture |
| 02/21/08 | Edge of Parking Lot adjoining woods behind Washington Condominiums, Manchester. Observed fresh tracks in snow from building to woods. Startled by crackling noise and observed cougar jump down from a tree. Cat was about 5' long. Observed at 30'. Family has seen brown and black cougar in the woods in the area before. |
| 02/22/08 | Along W/B I-94 near Baker Road. |
| 03/11/08 | I-94 West of M-52 between east bound lane and Chrysler proving grounds fence. |
| 03/11/08 | I-94 heading toward Ann Arbor. Long tail, short ears, and tan. Long and fast stride crossing westbound traffic. |
| 03/12/08 | 9:45 p.m. Ann Arbor Road, 1/2 mile east of Gotfredson Road, Plymouth Township. Crossed in front of vehicle |
| 05/04/08 | Ann Arbor near fork of US23 and M14 west that continues over the Huron river. Looked like a lion without a mane watching the deer |
| 05/21/08 | Driving toward Ann Arbor from Whitmore Lake, Southbound 23. Cougar observed in a field |
| 09/11/08 | Cougar crossed in front of vehicle at Parker Road about 3 miles south from Scio Church |
| 10/09/08 | Cougar jumped in front of vehicle at westbound US-12, 1/4 mile before Pierce Road ramp onto I-94 right outside of Chelsea |
| 10/17/08 | Cougar observed northbound on US 23 at 33 Mile Mark just south of US 12 |
| 11/13/08 | Black cougar observed from treestand north of Ellsworth and east of Parker | BLACK |
