• Cannon and Cornfield at Dawn

    Antietam

    National Battlefield Maryland

Operating Hours & Seasons

Open All Year

The Visitor Center is open daily from 8:30 a.m. to 5:00 p.m.

Park Grounds are open daylight hours.

Phone (301) 432-5124

Closed Thanksgiving, Christmas, and New Years Day

Special Programs

Memorial Day Commemoration, Saturday of Memorial Day Weekend

Independence Day Commemoration (First Saturday in July)

Anniversary of the Battle of Antietam (Sharpsburg), September 17

The Memorial Illumination (First Saturday in December)

Did You Know?

The Maryland State Monument at Antietam

The Maryland State Monument is the only monument at Antietam dedicated to both sides. Marylanders fought for both the Union and the Confederacy. 20,000 people attended the dedication on May 30, 1900.  President William McKinley, a veteran of the Battle of Antietam, was the keynote speaker