June 1861 • to July >
Commanded by Colonel Dixon S. Miles
| First Brigade | Colonel L. Blenker | |
| 8th New York Infantry Regiment | Lt. Colonel J. Stahel | from New York 5/26 |
| 29th New York Infantry Regiment | Colonel Adolph Von Steinwehr | from New York 6/21 |
| 39th New York Infantry Regiment | Colonel Frederick G. D’Utassy | from New York 6/1 |
| 2nd United States Artillery, Battery A | Captain J. C. Tidball | from Regular Army |
| Second Brigade | Colonel T. Davies | |
| 16th New York Infantry Regiment | Lt. Colonel S. Marsh | from New York 6/29 |
| 18th New York Infantry Regiment | Colonel William A. Jackson | from New York 6/21 |
| 31st New York Infantry Regiment | Colonel Calvin E. Pratt | from New York 6/26 |
| 2nd United States Artillery, Battery G | Lieutenant O. D. Greene | from Regular Army |