{"id":"nps-anti","slug":"antietam-national-battlefield","name":"Antietam National Battlefield","designation":"National Battlefield","category":"battlefield","categoryLabel":"Battlefield and Military Park","agency":{"code":"NPS","name":"National Park Service","department":"U.S. Department of the Interior","url":"https://www.nps.gov"},"managedBy":[{"code":"NPS","name":"National Park Service","department":"U.S. Department of the Interior","url":"https://www.nps.gov","unitCode":"ANTI","designation":"National Battlefield","sourceId":"nps-anti"}],"states":["MD"],"stateNames":["Maryland"],"location":{"lat":39.46763452,"lon":-77.73828017},"bbox":[-77.7622,39.4384,-77.6167,39.4972],"acres":{"value":3208,"kind":"gis-estimate","source":"Computed from the simplified boundary","note":"Approximate. The managing agency publishes official acreage."},"firstProtected":null,"established":null,"administrations":[],"designationHistory":[],"summary":"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.","summarySource":"National Park Service","guide":{},"trConnection":null,"trConnections":[{"id":"dbd-antietam-md","type":"visited","label":"T.R. was here","place":"Antietam","first":"1903-09-17","last":"1903-09-17","days":1,"text":"Day by Day places T.R. at Antietam on 1903-09-17.","sources":[{"name":"Antietam in Theodore Roosevelt Day by Day","url":"https://daybyday.labs.trlibrary.com/place.html?id=antietam-md"},{"name":"First recorded day","url":"https://daybyday.labs.trlibrary.com/day.html?date=1903-09-17"}],"dataset":"daybyday","reviewed":true}],"trTypes":["visited"],"links":{"official":"https://www.nps.gov/anti/index.htm","social":{},"recreationGov":null,"alltrails":null,"alltrailsExplore":"https://www.alltrails.com/explore?b_tl_lat=39.4972&b_tl_lng=-77.7622&b_br_lat=39.4384&b_br_lng=-77.6167","recreationGovSearch":"https://www.recreation.gov/search?q=Antietam%20National%20Battlefield","directions":"http://www.nps.gov/anti/planyourvisit/directions.htm"},"images":[{"url":"https://www.nps.gov/common/uploads/structured_data/BAFFFE67-B158-BC0B-56666381F3C571C3.jpg","title":"Memorial Illumination","alt":"luminaries placed by Maryland Monument with dramatic orange red clouds","caption":"The Memorial Illumination, held in December, features 23,000 candles placed by volunteers, over the north end of the battlefield.  Each represents a causality from the battle.","credit":"NPS Antietam/BBaracz","source":"NPS"},{"url":"https://www.nps.gov/common/uploads/structured_data/6E455943-9933-66E7-288EADAA891B7267.jpg","title":"The Cornfield","alt":"wood fence rails with green corn stalks behind fence","caption":"Looking east along the south edge of The Cornfield.","credit":"NPS Antietam/ BBaracz","source":"NPS"},{"url":"https://www.nps.gov/common/uploads/structured_data/828E1DBA-9A58-DD12-D62FF6F259633B3D.jpg","title":"Antietam National Cemetery Lodge Building","alt":"stone building with black fence in foreground","caption":"The National Cemetery Lodge Building sits just inside the gates of the cemetery.","credit":"NPS Antietam/ BBaracz","source":"NPS"},{"url":"https://www.nps.gov/common/uploads/structured_data/3C8085D6-1DD8-B71B-0BBFD59E69D8F9F6.jpg","title":"Burnside Bridge","alt":"three arch stone bridge over Antietam Creek","caption":"Burnside Bridge in the snow from the Union side of Antietam Creek.","credit":"NPS","source":"NPS"},{"url":"https://www.nps.gov/common/uploads/structured_data/818AAC53-0ABA-C85F-E176D917EBECBABD.jpg","title":"Dunker Church","alt":"small white building with cannon in the foreground","caption":"Spring at the Battlefield.","credit":"NPS Antietam/ BBaracz","source":"NPS"},{"url":"https://www.nps.gov/common/uploads/structured_data/7FBFE821-E7DB-9DF0-69434346F6827418.jpg","title":"Dunker Church","alt":"one room house covered in snow","caption":"The Dunker Church covered in snow.","credit":"NPS Antietam/ BBaracz","source":"NPS"},{"url":"https://www.nps.gov/common/uploads/structured_data/3C80828B-1DD8-B71B-0BAC8994DD862724.jpg","title":"Monument at Sunset","alt":"a monument of a soldier at sunset","caption":"130th Pennsylvania Monument at Bloody Lane","credit":"NPS","source":"NPS"},{"url":"https://www.nps.gov/common/uploads/structured_data/3C80843B-1DD8-B71B-0B95E2404AB420FA.jpg","title":"Cannon the Field","alt":"artillery piece sitting on a rock break","caption":"Artillery played a key role at Antietam.  Over 500 cannon were involved in the fighting.","credit":"NPS","source":"NPS"},{"url":"https://www.nps.gov/common/uploads/structured_data/3C8080AA-1DD8-B71B-0BE68488E3F4CDCF.jpg","title":"Fog Over the Battlefield","alt":"fog filling in the low areas of the field at sunset","caption":"View from the visitor center looking toward Bloody Lane at sunset","credit":"NPS","source":"NPS"},{"url":"https://www.nps.gov/common/uploads/structured_data/3F9F4318-D2FF-FB13-82AA3787230FB6EB.jpg","title":"Burnside Bridge","alt":"Antietam Creek flows under a three arch stone bridge blue sky","caption":"Burnside Bridge","credit":"NPS Antietam/BBaracz","source":"NPS"},{"url":"https://www.nps.gov/common/uploads/structured_data/3F7BC53D-BD56-64DA-135C9AB7BF4F86F5.jpg","title":"Private Soldier Monument","alt":"graves with wreaths leaning against the stone. tall soldier monument with pink orange sunset","caption":"The Private Soldier Monument stands guard over Antietam National Cemetery on a cold December evening.","credit":"NPS Antietam/BBaracz","source":"NPS"},{"url":"https://www.nps.gov/common/uploads/structured_data/6E015AC6-B35B-4CE5-F7D0F1080E63F2B4.jpg","title":"14th Connecticut Monument","alt":"dark clouds with tree and obelisk monument","caption":"14th Connecticut Monument, just north of the Sunken Road.","credit":"NPS Antietam/ BBaracz","source":"NPS"}],"activities":["Biking","Road Biking","Camping","Group Camping","Guided Tours","Self-Guided Tours - Walking","Self-Guided Tours - Auto","Hiking","Living History","Historic Weapons Demonstration","Junior Ranger Program","Wildlife Watching","Birdwatching","Park Film","Museum Exhibits","Shopping","Bookstore and Park Store"],"topics":["Architecture and Building","African American Heritage","Arts","Photography","Burial, Cemetery and Gravesite","National Cemetery","Enslavement","Medicine","Military","Infantry and Militia","Artillery","US Army","Battlefields","Monuments and Memorials","Presidents","Reconstruction","Schools and Education","Wars and Conflicts","Civil War","Women's History","Trails"],"fees":[{"title":"Entrance - Private Vehicle","cost":"20.00","description":"Personal Vehicle/Family: $20.00 for three days"},{"title":"Entrance - Per Person","cost":"10.00","description":"Individual: $10.00 for three days. This fee admits one individual in a vehicle and also includes hikers, bicyclists or pedestrians. Youth 15 and under are admitted free of charge."},{"title":"Entrance - Motorcycle","cost":"15.00","description":"Valid for 3 days. Admits up to 2 private, non-commercial motorcycles with up to 4 total passengers."},{"title":"Commercial Entrance - Motor Coach","cost":"100.00","description":"$100 Motor Coach/Commercial Tour Groups with 26 or more people"},{"title":"Commercial Entrance - Mini-bus","cost":"40.00","description":"$40 per passenger bus with 16-25 people"},{"title":"Commercial Entrance - Sedan","cost":"25.00","description":"$25 per passenger bus/sedan with 1-6 people"},{"title":"Entrance - Education/Academic Groups","cost":"0.00","description":"To request an Academic Fee Waiver for your group, click on the link for further details."}],"passes":[{"title":"Annual Entrance - Park","cost":"35.00","description":"If you or your family visit the battlefield more than once a year, this pass is for you. Valid for one year from month of purchase for Antietam National Battlefield only. Admits pass holder and passengers in a single private vehicle."}],"hours":[{"name":"Park Grounds and Roads","description":"The park grounds and park tour roads close at dark. (20 minutes after sunset).","standardHours":{"wednesday":"Sunrise to Sunset","monday":"Sunrise to Sunset","thursday":"Sunrise to Sunset","sunday":"Sunrise to Sunset","tuesday":"Sunrise to Sunset","friday":"Sunrise to Sunset","saturday":"Sunrise to Sunset"},"exceptions":[{"name":"Thanksgiving","start":"2026-11-26","end":"2026-11-26","hours":{"wednesday":"Closed","monday":"Closed","thursday":"Closed","sunday":"Closed","tuesday":"Closed","friday":"Closed","saturday":"Closed"}},{"name":"Christmas Day","start":"2026-12-25","end":"2026-12-25","hours":{"wednesday":"Closed","monday":"Closed","thursday":"Closed","sunday":"Closed","tuesday":"Closed","friday":"Closed","saturday":"Closed"}},{"name":"New Year's Day","start":"2027-01-01","end":"2027-01-01","hours":{"wednesday":"Closed","monday":"Closed","thursday":"Closed","sunday":"Closed","tuesday":"Closed","friday":"Closed","saturday":"Closed"}}]},{"name":"Antietam National Battlefield Visitor Center","description":"The visitor center is open every day except Thanksgiving, Christmas, and New Year's Day.","standardHours":{"wednesday":"9:00AM - 5:00PM","monday":"9:00AM - 5:00PM","thursday":"9:00AM - 5:00PM","sunday":"9:00AM - 5:00PM","tuesday":"9:00AM - 5:00PM","friday":"9:00AM - 5:00PM","saturday":"9:00AM - 5:00PM"},"exceptions":[{"name":"Thanksgiving Day","start":"2026-11-26","end":"2026-11-26","hours":{"wednesday":"Closed","monday":"Closed","thursday":"Closed","sunday":"Closed","tuesday":"Closed","friday":"Closed","saturday":"Closed"}},{"name":"Christmas Day","start":"2026-12-25","end":"2026-12-25","hours":{"wednesday":"Closed","monday":"Closed","thursday":"Closed","sunday":"Closed","tuesday":"Closed","friday":"Closed","saturday":"Closed"}},{"name":"New Year's Day","start":"2027-01-01","end":"2027-01-01","hours":{"wednesday":"Closed","monday":"Closed","thursday":"Closed","sunday":"Closed","tuesday":"Closed","friday":"Closed","saturday":"Closed"}}]}],"directions":"Ten miles south of I-70 on Maryland Route 65","weatherInfo":"The weather is fairly mild. Summers can be very warm and humid and winters cold and snowy. We have four distinct seasons with the fall and spring being the best times to visit the battlefield.","contacts":{"phone":"3014325124","email":"anti_info@nps.gov"},"visitorCenters":[{"name":"Antietam National Battlefield Visitor Center","description":"The park visitor center is a great place to begin your visit. We have a film that runs every 1/2 hour, small museum, book store, and restrooms. Park staff can provide a map and directions on the best way to tour the battlefield.","url":"http://www.nps.gov/anti/planyourvisit/visitorcenters.htm","lat":39.474208050396456,"lon":-77.74452499941674}],"campgrounds":[],"thingsToDo":[],"nearby":[{"slug":"harpers-ferry-national-historical-park","km":17},{"slug":"catoctin-mountain-park","km":31},{"slug":"monocacy-national-battlefield","km":32},{"slug":"potomac-heritage-national-scenic-trail","km":40},{"slug":"eisenhower-national-historic-site","km":55},{"slug":"gettysburg-national-military-park","km":58}],"hasBoundary":true,"boundarySource":{"name":"NPS Land Resources Division","url":"https://irma.nps.gov/DataStore/Reference/Profile/2224545"},"sources":[{"name":"NPS Data API","url":"https://developer.nps.gov/api/v1/parks?parkCode=anti"},{"name":"NPS Land Resources Division boundaries","url":"https://services1.arcgis.com/fBc8EJBxQRMcHlei/arcgis/rest/services/NPS_Land_Resources_Division_Boundary_and_Tract_Data_Service/FeatureServer/2"}],"editorialStatus":"draft","synced":"2026-11-09T02:12:45.602Z","alerts":[{"source":"NPS","kind":"Information","title":"Sherrick Farm Trail Detour","text":"There is a detour on the trail due to downed trees. Our staff is working diligently to remove these from the trail.","url":"https://www.nps.gov/anti/planyourvisit/sherrick-farm-trail.htm","updated":"2025-06-12 14:10:43.0","id":"nps-63E8556F-04C5-4581-BBC5-ECD13EB96C5D"}],"url":"https://directory.labs.trlibrary.com/sites/antietam-national-battlefield/","boundaryUrl":"https://directory.labs.trlibrary.com/boundaries/antietam-national-battlefield.geojson"}