CASUALTY RECORD // April 30, 1863
Battle of Chancellorsville
Estimated casualties — killed, wounded, captured, and missing — by side, with confidence labels per surviving record.
Casualties by side
2 sides catalogued · combined 30,051 estimated
United States
17,287
Medium-confidence figure
Confederate States
12,764
Medium-confidence figure
Battle context
The Battle of Chancellorsville, fought April 30 – May 6, 1863, was the principal engagement of the Chancellorsville campaign and a major engagement of the American Civil War. The Union force under Joseph Hooker numbered more than twice the Confederate strength under Robert E. Lee. Union casualties stood at 17,287 against Confederate losses of 12,764, reflecting substantial cost to both sides despite the disparity in force size.
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