{"id":"nps-grko","slug":"grant-kohrs-ranch-national-historic-site","name":"Grant-Kohrs Ranch National Historic Site","designation":"National Historic Site","category":"historic-site","categoryLabel":"Historic Site and Historical 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":"GRKO","designation":"National Historic Site","sourceId":"nps-grko"}],"states":["MT"],"stateNames":["Montana"],"location":{"lat":46.41358923,"lon":-112.7467024},"bbox":[-112.7657,46.397,-112.7291,46.4405],"acres":{"value":1527,"kind":"gis-estimate","source":"Computed from the simplified boundary","note":"Approximate. The managing agency publishes official acreage."},"firstProtected":null,"established":null,"administrations":[],"designationHistory":[],"summary":"Wide open spaces, the hard-working cowboy, his spirited cow pony, and vast herds of cattle are among the strongest symbols of the American West. Once the headquarters of a 10 million acre cattle empire, Grant-Kohrs Ranch National Historic Site preserves these symbols and commemorates the role of cattlemen in American history.","summarySource":"National Park Service","guide":{},"trConnection":null,"trConnections":[],"trTypes":[],"links":{"official":"https://www.nps.gov/grko/index.htm","social":{},"recreationGov":null,"alltrails":null,"alltrailsExplore":"https://www.alltrails.com/explore?b_tl_lat=46.4405&b_tl_lng=-112.7657&b_br_lat=46.397&b_br_lng=-112.7291","recreationGovSearch":"https://www.recreation.gov/search?q=Grant-Kohrs%20Ranch%20National%20Historic%20Site","directions":"http://www.nps.gov/grko/planyourvisit/directions.htm"},"images":[{"url":"https://www.nps.gov/common/uploads/structured_data/3C7F26F9-1DD8-B71B-0B805195D3FAF5BF.jpg","title":"The Ranch House","alt":"A front view of the ranch house.","caption":"The front portion of the ranch house was originally built by Canadian fur trader Johnny Grant in 1862.","credit":"NPS Photo","source":"NPS"},{"url":"https://www.nps.gov/common/uploads/structured_data/3C7F237D-1DD8-B71B-0B7D5D0FC50EE860.jpg","title":"The Ranch House","alt":"A view of the rear of the ranch house.","caption":"The rear portion of the ranch house was an addition put on by Conrad Kohrs in 1891.","credit":"NPS Photo","source":"NPS"},{"url":"https://www.nps.gov/common/uploads/structured_data/3C7F2592-1DD8-B71B-0B473ACBB50D926C.jpg","title":"Deer Lodge Mountain","alt":"Deer Lodge Mountain rises up over the pastures of Grant-Kohrs Ranch National Historic Site.","caption":"Deer Lodge Mountain, and the rest of the Flint Creek Range, directly influence the weather in the valley below.","credit":"NPS Photo / Austin Bousquet","source":"NPS"},{"url":"https://www.nps.gov/common/uploads/structured_data/97BD6FCE-CCEB-AAD1-B663745ABDB7CE5C.jpg","title":"Reveal","alt":"Fenced green pasture in front, 3 ranch buildings across center, blue sky with large white clouds.","caption":"Many people are surprised by the first glimpse of the historic ranch buildings.","credit":"NPS Photo/ Richard Headley","source":"NPS"},{"url":"https://www.nps.gov/common/uploads/structured_data/BF36CC91-07B5-850E-124A16A2D39982DD.jpg","title":"Cattle Herd Moving","alt":"Herd of cattle moving from back right to front left in front of historic buildings","caption":"The ranch cattle herd contains Hereford, Shorthorn and Texas Longhorn, which were popular breeds during the Open Range Cattle Era","credit":"NPS Photo","source":"NPS"},{"url":"https://www.nps.gov/common/uploads/structured_data/BFB894D0-C2B7-08B9-95B480E9905BF808.jpg","title":"Cowboy on Horseback with Cattle","alt":"Historic buildings surround fenced pasture, cattle being moved by cowboy on horseback toward viewer.","caption":"The American Cowboy developed during the Open Range Era and became a cultural icon.","credit":"NPS Photo/ Lori Jensen","source":"NPS"}],"activities":["Arts and Culture","Fishing","Freshwater Fishing","Fly Fishing","Guided Tours","Hiking","Front-Country Hiking","Living History","Junior Ranger Program","Wildlife Watching","Birdwatching"],"topics":["Farming and Agriculture","Ranches","Animals","Birds"],"fees":[],"passes":[],"hours":[{"name":"Historic Area Operating Hours","description":"Hours for the main historic area of Grant-Kohrs Ranch, the Visitor Center and Interpretive Ranger programs.","standardHours":{"wednesday":"9:00AM - 4:30PM","monday":"9:00AM - 4:30PM","thursday":"9:00AM - 4:30PM","sunday":"9:00AM - 4:30PM","tuesday":"9:00AM - 4:30PM","friday":"9:00AM - 4:30PM","saturday":"9:00AM - 4:30PM"},"exceptions":[{"name":"Thanksgiving","start":"2026-11-26","end":"2026-11-26","hours":{"thursday":"Closed"}},{"name":"Christmas","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":"Summer Hours","start":"2027-05-31","end":"2027-09-06","hours":{"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"}}]}],"directions":"Arriving from the east: Take Interstate 90, exit 187. Drive through town, approximately 2.5 miles. Turn left onto Grant Circle and enter the park. Arriving from the west: Take Interstate 90, exit 184. Turn right. Drive approximately 3/4 of a mile. Turn right on to Grant Circle and enter the park.","weatherInfo":"Spring: Temperatures can fluctuate greatly. Sub-freezing temperatures in the morning can give way to mild days. Snow in early spring, rain in late season. Summer: Temperatures can average 70-80 F, but can reach highs of 100 F. Rain rare. Dry and hot. Fall: Temperatures can fluctuate greatly. Sub-freezing mornings can give way to mild days. Rain in early fall likely. Winter: Temperature can fall to -30 F, with highs of 10-20 F. Snow is possible. Cold weather gear is highly recommended.","contacts":{"phone":"4068462070","email":"grko_interpretation@nps.gov"},"visitorCenters":[{"name":"Visitor Center at Grant-Kohrs Ranch","description":"Located just on the west end of the main parking lot, the visitor center can provide you with program information, park pamphlets, area information, and an overall introduction to Grant-Kohrs Ranch National Historic Site. There is also a bookstore located inside.","url":"","lat":46.4061345059,"lon":-112.736707174}],"campgrounds":[],"thingsToDo":[],"nearby":[{"slug":"deerlodge-national-forest","km":49},{"slug":"helena-national-forest","km":50},{"slug":"beaverhead-national-forest","km":97},{"slug":"lee-metcalf-national-wildlife-refuge","km":104},{"slug":"rattlesnake-national-recreation-area","km":109},{"slug":"big-hole-national-battlefield","km":110}],"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=grko"},{"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":"2026-11-09T02:12:45.613Z","alerts":[],"url":"https://directory.labs.trlibrary.com/sites/grant-kohrs-ranch-national-historic-site/","boundaryUrl":"https://directory.labs.trlibrary.com/boundaries/grant-kohrs-ranch-national-historic-site.geojson"}