delÂ·eÂ·teÂ·riÂ·ous. adj. Having a harmful effect; injurious: the deleterious effects of smoking.
Portage Info. Portage, Michigan is located in Kalamazoo County. Zip codes in Portage, MI include 49081, 49002, and 49024. The median home price in Portage is $188,900 which is roughly $101/per square foot. More Portage information.
Michigan Center, Michigan. Michigan Center is an unincorporated community in Leoni Township of Jackson County in the U.S. state of Michigan. It is also a census-designated place (CDP) for statistical purposes and without legal status as an incorporated municipality. The population was 4,641 at the 2000 census.