Republic is a township located in Marquette County, in the state of Michigan (MI), United States. Nestled in the East North Central division of the Midwest region, it covers an area of 3.6 square miles (9.0 km²) and sits at an elevation of 1520 ft. With a population of approximately 614 residents, Republic offers a peaceful, rural atmosphere.
The town's population is composed of about 47.56% males and 52.44% females, and it has a population density of 170.08 people per square mile (65.67/km²). Republic lies at a latitude of 46.38 and a longitude of -87.98, operating in the UTC-5.
Locals reflect a blend of American ancestry, with roots primarily in United States (0%), followed by English (6.7%), German (10.7%), and Scotch-Irish (0%) heritage. The town is identified by the ZIP code 49879.