New York in the American Civil War

• 1st New York Infantry in the American Civil War
• 2nd New York Infantry in the American Civil War
• 3rd New York Infantry in the American Civil War
• 4th New York Infantry in the American Civil War
• 5th New York Infantry in the American Civil War
• 5th New York Veteran Infantry in the American Civil War
• 6th New York Infantry in the American Civil War
• 7th New York Infantry in the American Civil War
• 7th New York Veteran Infantry in the American Civil War
• 8th New York Infantry in the American Civil War
• 9th New York Infantry in the American Civil War
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• 15th New York Infantry in the American Civil War
• 16th New York Infantry in the American Civil War
• 17th New York Infantry in the American Civil War
• 17th New York Veteran Infantry in the American Civil War
• 18th New York Infantry in the American Civil War
• 19th New York Infantry in the American Civil War
• 3rd New York Light Artillery in the American Civil War
• 20th New York Infantry in the American Civil War
• 21st New York Infantry in the American Civil War
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• 24th New York Infantry in the American Civil War
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• 61st New York Infantry in the American Civil War
• 62nd New York Infantry in the American Civil War
• 63rd New York Infantry in the American Civil War
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• 65th New York Infantry in the American Civil War
• 66th New York Infantry in the American Civil War
• 67th New York Infantry in the American Civil War
• 68th New York Infantry in the American Civil War
• 69th New York Infantry in the American Civil War
• 70th New York Infantry in the American Civil War
• 71st New York Infantry in the American Civil War
• 72nd New York Infantry in the American Civil War
• 73rd New York Infantry in the American Civil War
• 74th New York Infantry in the American Civil War
• 75th New York Infantry in the American Civil War
• 76th New York Infantry in the American Civil War
• 77th New York Infantry in the American Civil War
• 78th New York Infantry in the American Civil War
• 79th New York Infantry in the American Civil War
• 80th New York Infantry in the American Civil War
• 81st New York Infantry in the American Civil War
• 82nd New York Infantry in the American Civil War
• 83rd New York Infantry in the American Civil War
• 84th New York Infantry in the American Civil War
• 85th New York Infantry in the American Civil War
• 86th New York Infantry in the American Civil War
• 87th New York Infantry in the American Civil War
• 88th New York Infantry in the American Civil War
• 89th New York Infantry in the American Civil War
• 90th New York Infantry in the American Civil War
• 91st New York Infantry in the American Civil War
• 92nd New York Infantry in the American Civil War
• 93rd New York Infantry in the American Civil War
• 94th New York Infantry in the American Civil War
• 95th New York Infantry in the American Civil War
• 96th New York Infantry in the American Civil War
• 97th New York Infantry in the American Civil War
• 98th New York Infantry in the American Civil War
• 99th New York Infantry in the American Civil War
• 100th New York Infantry in the American Civil War
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• 102nd New York Infantry in the American Civil War
• 103rd New York Infantry in the American Civil War
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• 138th New York Infantry in the American Civil War
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• 152nd New York Infantry in the American Civil War
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• 173rd New York Infantry in the American Civil War
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• 182nd New York Infantry in the American Civil War
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• 191st New York Infantry in the American Civil War
• 192nd New York Infantry in the American Civil War
• 193rd New York Infantry in the American Civil War
• 194th New York Infantry in the American Civil War
• Independent Corps New York Light Infantry in the American Civil War
• 1st New York Cavalry in the American Civil War
• 2nd New York Cavalry in the American Civil War
• 3rd New York Cavalry in the American Civil War
• 4th New York Cavalry in the American Civil War
• 5th New York Cavalry in the American Civil War
• 6th New York Cavalry in the American Civil War
• 7th New York Cavalry in the American Civil War
• 8th New York Cavalry in the American Civil War
• 9th New York Cavalry in the American Civil War
• 10th New York Cavalry in the American Civil War
• 11th New York Cavalry in the American Civil War
• 12th New York Cavalry in the American Civil War
• 13th New York Cavalry in the American Civil War
• 14th New York Cavalry in the American Civil War
• 15th New York Cavalry in the American Civil War
• 16th New York Cavalry in the American Civil War
• 17th New York Cavalry in the American Civil War
• 18th New York Cavalry in the American Civil War
• 19th New York Cavalry in the American Civil War
• 20th New York Cavalry in the American Civil War
• 21st New York Cavalry in the American Civil War
• 22nd New York Cavalry in the American Civil War
• 23rd New York Cavalry in the American Civil War
• 24th New York Cavalry in the American Civil War
• 25th New York Cavalry in the American Civil War
• 26th New York Cavalry in the American Civil War
• 1st New York Dragoons in the American Civil War
• 1st New York Mounted Rifles in the American Civil War
• 2nd New York Mounted Rifles in the American Civil War
• 1st New York Veteran Cavalry in the American Civil War
• 2nd New York Veteran Cavalry in the American Civil War
• Oneida Cavalry in the American Civil War
• 1st New York Provisional Cavalry in the American Civil War
• 2nd New York Provisional Cavalry in the American Civil War
• 3rd New York Provisional Cavalry in the American Civil War
• 4th New York Provisional Cavalry in the American Civil War
• 1st New York Artillery in the American Civil War
• 2nd New York Artillery in the American Civil War
• 3rd New York Artillery Light in the American Civil War
• 4th New York Artillery Heavy in the American Civil War
• 5th New York Artillery Heavy in the American Civil War
• 6th New York Artillery Heavy in the American Civil War
• 7th New York Artillery Heavy in the American Civil War
• 8th New York Artillery Heavy in the American Civil War
• 9th New York Artillery Heavy in the American Civil War
• 10th New York Artillery Heavy in the American Civil War
• 11th New York Artillery Heavy in the American Civil War
• 12th New York Artillery Heavy in the American Civil War
• 13th New York Artillery Heavy in the American Civil War
• 14th New York Artillery Heavy in the American Civil War
• 15th New York Artillery Heavy in the American Civil War
• 16th New York Artillery Heavy in the American Civil War
• 1st New York Marine Artillery in the American Civil War
• 1st New York Battalion Heavy Artillery in the American Civil War
• 2nd New York Battalion Light Artillery in the American Civil War
• 3rd New York Battalion Heavy Artillery in the American Civil War
• 4th New York Battalion Heavy Artillery in the American Civil War
• 5th New York Battalion Heavy Artillery in the American Civil War
• 6th New York Battalion Heavy Artillery in the American Civil War
• 7th New York Battalion Heavy Artillery in the American Civil War
• Rocket Battalion of Artillery in the American Civil War
• 1st New York Independent Battery in the American Civil War
• 2nd New York Independent Battery in the American Civil War
• 3rd New York Independent Battery in the American Civil War
• 4th New York Independent Battery in the American Civil War
• 5th New York Independent Battery in the American Civil War
• 6th New York Independent Battery in the American Civil War
• 7th New York Independent Battery in the American Civil War
• 8th New York Independent Battery in the American Civil War
• 9th New York Independent Battery in the American Civil War
• 10th New York Independent Battery in the American Civil War
• 11th New York Independent Battery in the American Civil War
• 12th New York Independent Battery in the American Civil War
• 13th New York Independent Battery in the American Civil War
• 14th New York Independent Battery in the American Civil War
• 15th New York Independent Battery in the American Civil War
• 16th New York Independent Battery in the American Civil War
• 17th New York Independent Battery in the American Civil War
• 18th New York Independent Battery in the American Civil War
• 19th New York Independent Battery in the American Civil War
• 20th New York Independent Battery in the American Civil War
• 21st New York Independent Battery in the American Civil War
• 22nd New York Independent Battery in the American Civil War
• 23rd New York Independent Battery in the American Civil War
• 24th New York Independent Battery in the American Civil War
• 25th New York Independent Battery in the American Civil War
• 26th New York Independent Battery in the American Civil War
• 27th New York Independent Battery in the American Civil War
• 28th New York Independent Battery in the American Civil War
• 29th New York Independent Battery in the American Civil War
• 30th New York Independent Battery in the American Civil War
• 31st New York Independent Battery in the American Civil War
• 32nd New York Independent Battery in the American Civil War
• 33rd New York Independent Battery in the American Civil War
• 34th New York Independent Battery in the American Civil War
• 35th New York Independent Battery in the American Civil War
• 36th New York Independent Battery in the American Civil War
• 1st New York Engineers in the American Civil War
• 15th New York Engineers in the American Civil War
• 50th New York Engineers in the American Civil War
• 1st New York Battalion Sharpshooters in the American Civil War
• 1st U S Sharpshooters in the American Civil War

Overview

New York played a central role in the American Civil War, providing more troops, material, and financial support to the Union cause than any other state. As a populous and industrialized state, New York’s manufacturing centers, ports, and railroads were vital to the Union war effort. The state’s citizens were deeply engaged in the conflict, both on the battlefield and through support activities at home.

While New York remained firmly in the Union, political divisions existed within the state, with significant debate over the conduct of the war and issues such as conscription. The state experienced notable events, including the New York City Draft Riots of 1863, which reflected tensions over the war and its impact on society.

Background

Prior to the Civil War, New York was a leading commercial and industrial center, with a diverse population and strong economic ties to both the North and South. The state’s political climate was marked by a mix of strong Unionist sentiment and opposition to abolitionism among some segments of the population. When the war began, New York’s government quickly pledged support to the Union, and recruitment efforts commenced across the state. Mobilization was aided by established militia organizations and a network of local recruiting offices.

Military Contributions

New York contributed more than 400,000 men to the Union Army, organized into numerous infantry, cavalry, and artillery regiments. The state raised over 200 infantry regiments, as well as several cavalry and artillery units. New York regiments served in nearly every major theater of the war, from the Eastern campaigns to operations in the West and South. Notable formations included the Excelsior Brigade and the Irish Brigade. Estimates of total troop contributions vary among primary sources due to differing methods of accounting for reenlistments and short-term service.

Regiments Raised in New York

Select a regiment below to view a summary and links to related battles and rosters.

Battles & Campaigns

• Battle of Gettysburg (PA, 1863) – New York regiments played significant roles.
• Peninsula Campaign (VA, 1862) – Numerous New York units participated.
• Battle of Antietam (MD, 1862) – Involvement of multiple New York regiments.
• Battle of Fredericksburg (VA, 1862) – New York troops engaged in major assaults.
• New York City Draft Riots (NY, 1863) – Major civil disturbance related to the war.

Notable Commanders from New York

• Major General Daniel E. Sickles – Commander of the Excelsior Brigade and III Corps.
• Brigadier General Francis C. Barlow – Led the 61st New York Infantry and later commanded divisions in the Army of the Potomac.
• Major General Henry W. Slocum – Commanded XII Corps and later the Army of Georgia.
• Brigadier General Thomas Francis Meagher – Commanded the Irish Brigade.

Official Records References

• Official Records, Series I, Volumes II, V, VI, IX, XII, XIX, XX, XXV, XXVII, XXXIII, and others: reports involving New York troops.
• Adjutant General’s Report of the State of New York.
• Dyer’s “Compendium of the War of the Rebellion.”