Grant-Kohrs Ranch National Historic Site, in the Deer Lodge Valley of western Montana, is a working ranch kept as a museum. Its buildings, fields and herd show how cattle ranching changed from the open range of the 1800s to the mechanised, science-minded ranch of the early and mid-1900s — and how ranchers adapted to fenced land, limits on public range, the railroad and new technology.
The red barn, added during Conrad Warren's time. NPS / M. Surber
The valley
Glaciers shaped the valley at the end of the last ice age; the Clark Fork River meanders through it between Mount Powell and Thunderbolt Mountain. Native peoples lived and hunted here for thousands of years — before European colonisation it was home to the Pend d'Oreille, Flathead and Shoshone, among others. The gold rush, and then cheap open land, drew settlers in, and tensions over territory grew with them.
The ranch tells that change in three owners: ad-hoc trading, then a cattle empire, then a modern ranch.
Irrigated hay pastures, with a Jenkins hay stacker patented in 1906. NPS / M. Surber
Three owners
| Owner | Years | What he made of it |
|---|---|---|
| Johnny Grant | 1850s–1866 | a trading post and the valley's first permanent house |
| Conrad Kohrs (with John Bielenberg) | from 1866 | an open-range empire that made him "the Cattle King of Montana," then fenced pasture and hay |
| Conrad Warren | late 1920s on | purebred stock, veterinary science and machinery |
Johnny Grant: the trading post
John Francis Grant. NPS / Grant-Kohrs Ranch NHS
Johnny Grant, son of a French-Canadian fur trader and raised on the frontier, came in the mid-1800s to trade with gold seekers, cattlemen and tribes. He drew other traders — European, Mexican and French-Canadian — to settle near him, and married women from several local tribes. His best business was cattle: he swapped rested, well-fed animals for road-weary ones and fattened those on the open grass.
In 1862 he had craftsmen build the house that is still the centre of the site, then counted among the finest in Montana Territory. "I always minded my own business, treated everybody alike rich or poor, white or black," he said, "and after I became rich an Indian was just as welcome to my house as a white man." As newcomers from the East arrived, his heritage and accent set him apart, and in 1866 he sold to Conrad Kohrs.
The house Grant built, expanded by Conrad and Augusta Kohrs. NPS / M. Surber
Conrad Kohrs: the cattle empire
Conrad Kohrs. NPS / Grant-Kohrs Ranch NHS
Conrad Kohrs already supplied beef to prospectors. With Grant's land and his half-brother John Bielenberg, he grazed herds across unfenced, often unrecorded range. Augusta Kohrs turned the house into a Victorian showpiece with imported furniture and gardens; it was also the ranch office and a boarding house for visiting businessmen, and by the late 1800s the yard below it was crowded with outbuildings, fences and roads.
Conrad Kohrs and friends in the sitting room, date unknown. NPS / Grant-Kohrs Ranch NHS
Overgrazing wore the range down, and the winter of 1886 ruined many ranchers. Kohrs survived by leveraging his assets, and he and Bielenberg changed course: fenced pasture, hay and grain, irrigation, careful breeding, and the railroad to Chicago's markets. They bought land for its water rights; by 1908 the home ranch covered about 22,307 acres.
Herding Kohrs cattle in eastern Montana, about 1910. NPS / Grant-Kohrs Ranch NHS
Conrad Warren: the modern ranch
Conrad Warren, the Kohrses' grandson and a physician's son, took over in the late 1920s. He rebuilt the dwindled herd with registered purebred cattle, bred Belgian draft horses, brought in inoculation and artificial insemination, contoured fields to hold irrigation water, and bought a tractor and a mechanical thresher. A 1937 visitor, Charles Morrow Wilson, found the old grassland "dotted with fattening pens, haystacks, sheds, granaries," worked by "a crew of cowboys who have learned to double as farm hands."
Bunkhouse Row, built for the seasonal ranch hands. NPS / M. Surber
A stock horse in a corral from Warren's time, beside a 1970s trough on the ranch water system. NPS / M. Surber
The ranch today
The National Park Service runs it as a living museum. Staff keep Hereford, Shorthorn and Longhorn cattle, moved between hay fields and pens. Belgian and Percheron draft horses pull mowers, buckrakes, rakes and threshing equipment typical of the late 1800s, and hay is stacked with a Beaverslide. Visitors can watch branding, haying, herding and roping demonstrations, tour the furnished house and gardens, and the site holds a collection of ranch and Montana history.
A working Beaverslide hay stacker, built from period plans by local log builders. NPS / M. Surber
Belgian draft horses pulling McCormick No. 9 mowers. NPS / M. Surber
Further reading
- Grant-Kohrs Ranch Cultural Landscape Report: Part One (2004) and Part Two, Treatment Recommendations (2017)
- Cultural Landscapes Inventory: the ranch landscape (2007) and the Kohrs ranch house and yard (2004)
- Historic Resource Study / Historic Structure Report (1979)
Sources
Written from "Ranching at Grant-Kohrs National Historic Site," National Park Service; a work of the United States government in the public domain.
Licence: CC0 1.0 (public domain) · Adapted from www.nps.gov
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