The Constitutional Union state convention met on September 9 at Association Hall in Troy, New York.

B. Davis Noxon[1] was temporary chairman and made a speech stating that the object of this political body was to stop the American Civil War.

For governor: Horatio Seymour 32, John Adams Dix 20, Millard Fillmore 6, Frederick A. Tallmadge 1, James Brooks 1, Lorenzo Burrows 1.

Ex-Governor Horatio Seymour (who was in office 1853–54, and had already twice lost the gubernatorial elections in 1850 and 1854) was nominated for governor by acclamation.

Ex-Chief Judge Alexander S. Johnson (a former Democrat) was temporary chairman until the choice of Henry J. Raymond as president.