Onondaga County (/ˈɒnənˈdɑːɡə/ on-ən-dah-gə) is a county located in the U.S. state of New York. As of the 2010 census, the population was 467,026.[1] The county seat is Syracuse.

Onondaga County is part of the Syracuse, NY Metropolitan Statistical Area.

http://en.wikipedia.org/wiki/Onondaga_County,_New_York