Unorganized Territory of Chautauqua Lake is a civil located in Chautauqua County, New York. It appears on the Chautauqua USGS 7.5-minute topographic quadrangle. The elevation at this location is approximately 1,309.06 feet (399.00 m) above sea level. The nearest populated place is Willow Brook, approximately 0.6 miles to the NNW.