The town of Theresa is located in the Jefferson County area of New York. Theresa is known for its archaeological discoveries concerning a prehistoric native American population. Theresa provides many camping, canoeing and horseback riding opportunities during the summer. Major attractions include Indian River Wilderness Adventures, LLC and Martins Pretzels. Among the biggest companies in Theresa are Alexandria Community Thrift Store and Dealmaker Chevrolet. The biggest schools here are Theresa Primary School and Indian River High School in nearby Philadelphia, NY. One of the best places to visit when you are in Theresa is Wilson's Hyde Lake Campsites Inc. Famous persons from Theresa include Theresa Le Ray, whom the town is named after.