23,000
23000 casualties
The Union lost 12,000 killed, wounded, or captured at the Battle of Antietam.
The Union army suffered over 2,100 combat deaths at Antietam.
About 2,700 killed and 9,029 wounded.
Nearly 23,000 casualties in killed, wounded, and missing resulted from the fight along Antietam Creek.
26,134 people died at the battle of Antietam. About 13,700 of the total casualties were Confederates and about 12,400 death were of the Union. This battle was the bloodiest day in American history. The battle of Antietam took place on September 17, 1862.
In the Battle of Antietam there were 22,700 casualties.12,400 Union10,300 ConfederateNote: This statistic does not include the number of horses killed
Antietam
Battle losses are often measured in terms of casualties. Deaths as a result of combat wounds may be strung out over days and weeks. With that said, both sides in the Battle of Antietam suffered casualties close to 12,000 for each side.
Gettysburg. And the biggest casualties on a single day was Antietam.
The battle of Antietam, Maryland was the worst single day battle with about 27,000 casualties in 12 hours. There were several other battles with as many or more casualties, but they were multi-day events.
Battle of Antietam, 23000 casualties, in MD. Sept 1862