 On April 1, 1980, ownership and maintenance of all of NY 191 was transferred from the state of New York to Clinton County as part of a highway maintenance swap between the two levels of government.The entirety of the highway was designated as CR 23 by Clinton County and NY 191 was truncated to consist only of the portion of the route between Sciota and Chazy.The route was decommissioned on March 18, 2015.