The regiment was organized in New York City, New York, on May 10, 1861, and was mustered in for a two-year enlistment on June 28, 1861.
The regiment was mustered out of service on June 26, 1863, and those men who had signed three year enlistments were transferred to the 44th New York.
Total strength and casualties
The regiment suffered 7 officers and 54 enlisted men who were killed in action or mortally wounded and 4 officers and 25 enlisted men who died of disease, for a total of 90 fatalities.[1][2]
^http://www.civilwararchive.com/Unreghst/unnyinf3.htm The Civil War Archive website after Dyer, Frederick Henry. A Compendium of the War of the Rebellion. 3 vols. New York: Thomas Yoseloff, 1959.
^Fox, William F., Lt.-Col., 'Regimental Losses in the American Civil War, 1861-1865', Albany, N.Y., 1889, p. 477.
References
The Civil War Archive
External links
New York State Military Museum and Veterans Research Center - Civil War - 25th Infantry Regiment History, photographs, table of battles and casualties, and historical sketch for the 25th New York Infantry Regiment.