BGen Alfred Pleasonton

First Brigade
Maj Charles J. Whiting
5th U.S., Capt Joseph H. McArthur
6th U. S., Capt William P. Sanders

Second Brigade
Col John F. Farnsworth
8th Illinois, Maj. William H. Medill
3rd Indiana, Maj George H. Chapman
1st Massachusetts, Capt Casper Crowninshield
8th Pennsylvania, Capt Peter Keenan

Third Brigade
Col Richard H. Rush
4th Pennsylvania, Col James H. Childs (k), LtCol James K. Kerr
6th Pennsylvania, LtCol C. Ross Smith

Fourth Brigade
Col Andrew T. McReynolds
1st New York, Maj Alonzo W. Adams
12th Pennsylvania, Maj James A. Congdon

Fifth Brigade
Col Benjamin F. Davis
8th New York, Col Benjamin F. Davis
3rd Pennsylvania, LtCol Samuel W. Owen

Artillery
A, 2nd U.S., Capt John C. Tidball
B & L, 2nd U.S., Capt James M. Robertson
M, 2nd U.S., Lt Peter C. Hains
C & G, 2nd U.S., Capt Horatio C. Gibson

Unattached
15th Pennsylvania Cavalry (detachment), Col William J. Palmer
 

Lt = Lietutenant
Capt = Captain
Maj = Major
LtCol = Lieutenant Colonel
Col = Colonel
BGen = Brigadier General
MGen = Major General

(w) = wounded
(mw) = mortally wounded
(k) = killed
(c) = captured
Unless otherwise noted, casualities occured on September 17th.