The 100th New York State Legislature, consisting of the New York State Senate and the New York State Assembly, met from January 2 to May 24, 1877, during the first year of Lucius Robinson's governorship, in Albany.

The 99th New York State Legislature, consisting of the New York State Senate and the New York State Assembly, met from January 4 to May 3, 1876, during the second year of Samuel J. Tilden's governorship, in Albany.