Goundry Hill State Forest

Bookmark my free Interactive GPS Map for your phone:
https://andyarthur.org/ny

... shows your location as a blue dot in relationship to campsites, trails, state land. This online map requires cell service, won't work in remote country, so also bring a paper map.

Free Download of New & Historical USGS 1:24k Topograpic Maps

Interactive maps with backcountry and roadside camping: New York, Pennsylvania, West Virginia & Vermont. List of NYS DEC Lean-Tos and Firetowers.

Google Spreadsheet with Roadside, Primitive and Pay Campsites

More about Schuyler County...

Schuyler County is a county located in the U.S. state of New York. As of the 2010 census, the population was 18,343. The county seat is Watkins Glen. Schuyler County is in the western part of New York State, west of Ithaca at the south end of Seneca Lake. The Finger Lakes National Forest is in the north part of the county.

http://en.wikipedia.org/wiki/Schuyler_County,_New_York
http://www.schuylercounty.us/