Communities and locations Antrim – A village in the southwestern part of the township, slightly east of Pennsylvania Route 287. Brownlee – A village in the northern part of the township, approximately three miles northeast of Antrim. Duncan – A village in the central part of the township, between Antrim and Brownlee. Tioga State Forest – Much of eastern Duncan Township is covered by the Tioga State Forest.
communities and locations antrim – a village in the southwestern part of the township slightly east of pennsylvania route 287 brownlee – a village in the northern part of the township approximately three miles northeast of antrim duncan – a village in the central part of the township between antrim and brownlee tioga state forest – much of eastern duncan township is covered by the tioga state forest