The Bloodiest Day in American History--Hope for Freedom

23,000 soldiers were killed, wounded or missing after twelve hours of savage combat on September 17, 1862. The Battle of Antietam ended the Confederate Army of Northern Virginia's first invasion into the North and led Abraham Lincoln to issue the preliminary Emancipation Proclamation.

full anniversary schedule

2021 Battle Anniversary Schedule

Schedule of tours, living history, talks, and hikes for the 159th Anniversary of the Battle of Antietam.

Cannon on Piper Farm

Plan Your Visit

Check out this section for answers to all your questions if you are planning a visit to Antietam National Battlefield.

Burnside Bridge

Learn About the Battle

Here you will find more information on the history of the Battle of Antietam as well as links to our Cultural and Natural Resources.

volunteers clean-up cemetery


There are many opportunities to help at your National Park.

Bloody Lane

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Last updated: August 24, 2021

Contact the Park

Mailing Address:

P.O. Box 158
Sharpsburg, MD 21782


(301) 432-5124

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