St. James is an unincorporated community and census-designated place (CDP) in Charlevoix County in the U.S. state of Michigan. The population of the CDP was 145 at the 2020 census. The community is located within St. James Township.

Located on the northern coast of Beaver Island in Lake Michigan, St. James was the county chair of Manitou County during the county’s existence from 1855 to 1895.

The community was setted as early as 1847 with James Jesse Strang took higher than his Mormon church and decided his colony upon Beaver Island. Originally allocation of Michilimackinac County, it received a herald office named Beaver Island upon January 13, 1849 past Charles Wright serving as the first postmaster. Strang named the additional community after himself, and the broadcast office was renamed St. James upon October 10, 1854 later than it became part of Emmet County. Strang stated himself to be a king—the isolated king ever crowned in the United States. After Strang’s murder in 1856 by disgruntled followers, the community began to fold, and the name office closed upon March 6, 1868. Charles Wright restored the state office under the say Beaver Island on December 19, 1868 and served once again as postmaster. During the 1870s, St. James was as a consequence referred as Beaver Harbor. By 1895, the Mormons left the island, and St. James became part of Charlevoix County. It is now a resort community.

The community of St. James was listed as a newly-organized census-designated place for the 2010 census, meaning it now has officially defined boundaries and population statistics for the first time.