Garfield County is a county located in the U.S. state of Montana. As of the 2020 census, the population was 1,173. Its county seat is Jordan. Garfield County is noteworthy as the site of the discovery and excavation of four of the world's dozen or so major specimens (as of 1994) of Tyrannosaurus rex. A cast of the skull of one of these dinosaurs is on display at the Garfield County Museum.
Geography
According to the United States Census Bureau, the county has a total area of , of which is land and (3.6%) is water. Its average population density of is the third-lowest of any county outside of Alaska (behind Loving County, Texas and Esmeralda County, Nevada).
Major highways
- Montana Highway 22
- 20px Montana Highway 59
- 20px Montana Highway 24
- 20px Montana Highway 200
Adjacent counties
- Phillips County – northwest
- Valley County – north
- McCone County – east
- Prairie County – east
- Custer County – southeast
- Rosebud County – south
- Petroleum County – west
National protected area
- Charles M. Russell National Wildlife Refuge (part)