Holland is a city in the western region of the Lower Peninsula of the U.S. state of Michigan. It is situated near the eastern shore of Lake Michigan on Lake Macatawa, which is fed by the Macatawa River (formerly known locally as the Black River). The city spans the Ottawa/Allegan county line, with 9.08 square miles in Ottawa and the remaining 8.13 square miles in Allegan. As of the 2010 census, the population was 33,051, with an Urbanized Area population of 95,394.