[5] It is home to the historic Octagon House, built by Loren Andrus from 1858 to 1860.

[7] The Mount Vernon Cemetery, located at the southeast corner of Mt.

The village of Mount Vernon once had a post office with William Austin Burt as its first postmaster in 1832.

Washington Township is 28 to 34 miles (45 to 55 km) north of downtown Detroit.

A notable weather event occurred on July 2, 1997, when during the Michigan Tornado Outbreak an F0 tornado touched down at 26 Mile Road and destroyed parts of the East Village Estates trailer park community.

19.2% of all households were made up of individuals, and 7.6% had someone living alone who was 65 years of age or older.

The township has a supervisor-board style government with an elected supervisor, clerk, treasurer and four trustees.