Greycliff, Montana

Greycliff, Montana
Black tailed prairie dog eating
Location of Greycliff, Montana
Coordinates: 45°45′35″N 109°46′46″W / 45.75972°N 109.77944°W / 45.75972; -109.77944
CountryUnited States
StateMontana
CountySweet Grass
Area
 • Total
0.51 sq mi (1.32 km2)
 • Land0.51 sq mi (1.32 km2)
 • Water0 sq mi (0.00 km2)
Elevation
3,940 ft (1,201 m)
Population
 (2020)
 • Total
89
 • Density174.7/sq mi (67.47/km2)
Time zoneUTC-7 (Mountain (MST))
 • Summer (DST)UTC-6 (MDT)
ZIP code
59033
Area code406
FIPS code30-33250
GNIS feature ID0771991

Greycliff is a census-designated place (CDP) in Sweet Grass County, Montana, United States. As of the 2020 census, Greycliff had a population of 89.

Greycliff Prairie Dog Town State Park is located at the east edge of town. Visitors can view the local black-tailed prairie dog community and their mayor, Al Bino, and learn through interactive displays.

The town was established in 1883 by the Northern Pacific Railroad.