Packanack Lake is an unincorporated lake community and census-designated place in Wayne in Passaic County, in the U.S. state of New Jersey. The community is located 30 minutes northwest of Manhattan. The median income in Packanack Lake was $100,887, and the average income of households with children was $140,869. 95.9% of Packanack area residents are high school graduates while 57.5% are college graduates. 77.4% of residents are married. 41.4% of residents had children.