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.
Portage Township is a township in Cambria County, Pennsylvania, United States. It surrounds the borough of Portage. The township population was 3,640 at the 2010 census. It is part of the Johnstown, Pennsylvania Metropolitan Statistical Area.