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, Michigan (MI) Zip Code Map - Locations, Demographics. ... 2013 cost of living index in zip code 49002: 83.2 (low, U.S. average is 100) ... The ratio of number of residents in zip code 49024 to the number of sex offenders is 1,025 to 1.