Dell is a census-designated place in Beaverhead County, Montana, United States. The settlement is located in a valley beside the Red Rock River.

Dell was founded as a station stop on the newly completed Utah and Northern Railway, which reached Butte in 1881. It became a trading center for ranchers.

Dell School opened in 1903, and was later converted to a restaurant. In 1907, the Dell Telephone Company was founded to construct and maintain a telephone system to Sheep Creek Basin.

Dell is noted for having the lightest precipitation in Montana.

According to the Köppen Climate Classification system, Dell has a semi-arid climate, abbreviated "BSk" on climate maps.

Historical population

Census	Pop.	Note	%±
2020	17		—
U.S. Decennial Census

The population was 17 at the 2020 United States census.

Dell Flight Strip is located northwest of Dell. Dell has a post office.

• List of census-designated places in Montana