 During the 1930 renumbering of state highways in New York, the segment of modern NY 74 between US 9 in Schroon and NY 22 in Ticonderoga was designated as part of NY 73, a route extending from NY 28N in Tahawus to Ticonderoga.NY 73 followed the Blue Ridge Road from Tahawus to North Hudson and had an overlap with US 9 from North Hudson to Schroon.The portion of NY 73 between Tahawus and North Hudson was removed from the state highway system .