Republicans:
1856 - Vermont (78.0% Fremont)
1860 - Vermont (75.9% Lincoln)
1868 - Vermont (78.6% Grant)
1872 - Vermont (78.3% Grant)
1876 - Vermont (68.3% Hayes)
1880 - Vermont (69.8% Garfield)
1884 - Vermont (66.5% Blaine)
1888 - Vermont (69.0% Harrison)
1892 - Vermont (68.1% Harrison)
1896 - Vermont (80.1% McKinley)
1900 - Vermont (75.7% McKinley)
1904 - Vermont (78.0% Roosevelt)
1908 - Vermont (75.1% Taft)
1916 - Vermont (62.4% Hughes)
1924 - Vermont (78.2% Coolidge) - Home state
1932 - Vermont (57.7% Hoover)
1936 - Vermont (56.4% Landon)
1948 - Vermont (61.5% Dewey)
1952 - Vermont (71.5% Eisenhower)
1956 - Vermont (72.2% Eisenhower)
LOL.
Yep, that was a very, very different state than the one we see today.
Or the GOP is just a very, very different party.
