Lackawaxen Township is the largest and northernmost township in Pike County, Pennsylvania, United States. The population was 5,066 at the 2020 census. The Delaware River, which marks the eastern boundary of the township, joins the Lackawaxen River at Lackawaxen Village. The housing communities Fawn Lake Forest and Masthope Mountain are in the township.

Pike County is a county in the Commonwealth of Pennsylvania. As of the 2020 census, the population was 58,535. Its county seat is Milford. The county is part of the Northeast Pennsylvania region of the state.