Cadillac ( KADD-ə-lack) is a city in and county seat of Wexford County in the U.S. state of Michigan. The population was 10,371 at the 2020 census, which ranks it the third most-populated city in the Northern Michigan region after Traverse City and Alpena.

Cadillac was contracted as to the lead as 1871 and formerly known as the village of Clam Lake before incorporating as a city in 1877. The city is the junction of several major highways, including U.S. Route 131, M-55, and M-115. The geographic center of Michigan is nearly five miles (8.0 km) north-northwest of Cadillac. Cadillac is the central city of the Cadillac micropolitan area, which includes whatever of Wexford County and Missaukee County to the east, and had population of 48,725 at the 2020 census.

European explorers and fur traders visited this Place from the 18th century, most of them initially French and French-Canadians who traded past regional Native Americans. More permanent communities were not normal until the late 19th century. Initial settlements developed from logging camps and the logging industry.

In 1871, the first sawmill began operations at Clam Lake. Originally called the Pioneer Mill, it was built by John R. Yale. That same year, George A. Mitchell, a prominent local banker and railroad entrepreneur, and Adam Gallinger, a local carpenter, formed the Clam Lake Canal Improvement and Construction Company. Two years later, the Clam Lake Canal was build up between huge and Little Clam lakes, known as present-day Lakes Mitchell and Lake Cadillac. Sawmill owners used the canal to transport timber from huge Clam Lake to the mills and railroad sites on Little Clam Lake.^{[failed verification]} The Grand Rapids and Indiana Railroad (G.R. & I. Railroad) had reached the Place in 1872.