•
Ashland Flats Wildlife Management Area – A conservation area by the northern town line. •
Chaumont – A village at the shore of Chaumont Bay on NY-12E. The village is on the south side of the Chaumont River, which empties into Chaumont Bay at that location. •
Chaumont Bay – A large bay of Lake Ontario, entirely within the town, enclosed by Point Peninsula and the mainland. •
Cherry Island – An island southwest of Point Salubrious. •
Clines Point – A location on the eastern side of Point Peninsula. •
Fir Island – A small island near the tip of Point Salubrious. •
Herrick Grove – A lakeside
hamlet located on the south side of Three Mile Point, northwest of Chaumont village. •
Horse Creek – A stream flowing past the south side of Chaumont. •
Independence Point – A peninsula projecting into Chaumont Bay southwest of Chaumont village. •
Isthmus-Flanders Road – Area that transitions between the mainland and Point Peninsula. •
Long Point – A location on the northeastern shore of Point Peninsula. •
Long Point State Park – A state park on the northeastern side of Point Peninsula. •
Point Peninsula – A peninsula connected to the remainder of the town by a narrow
isthmus, called "The Isthmus." •
Point Peninsula – A hamlet on the southeast shore of Point Peninsula on County Road 57.
Union Hall and
United Methodist Church were added to the National Register of Historic Places in 1990. •
Point Salubrious – A peninsula south of Chaumont village.
Point Salubrious Historic District was added to the National Register of Historic Places in 1990. •
Sawmill Bay – A small bay south of Chaumont. •
Shangra-La – A commercial camping area on the eastern side of Point Peninsula facing Chaumont Bay. •
Three Mile Bay – A lakeside hamlet (and
census-designated place) located on an arm of Chaumont Bay called Three Mile Bay.
The Row,
Old Stone Shop,
Taft House,
Taylor Boathouse, and
Three Mile Bay Historic District were added to the National Register of Historic Places in 1990. •
Three Mile Creek – A stream in the northern part of Lyme that flows into Three Mile Bay. •
Three Mile Point – A peninsula enclosing Three Mile Bay on the south. •
Toad Hole Cove – A small bay at the southwestern part of Point Peninsula. == Adjacent towns and areas ==