Hillsdale is an unincorporated community and census-designated place in southeastern Laramie County, Wyoming, United States.

[1] Although Hillsdale is unincorporated, it has a post office, with the ZIP code of 82060.

[4] Public education in the community of Hillsdale is provided by Laramie County School District #2.

Hillsdale was named for Lathrop Hills, a Surveyor for the Union Pacific Railroad who was killed nearby along Lodgepole Creek on June 11, 1867, while leading a party surveying a route of the Transcontinental Railroad.

[6] Kenny Sailors, American college and professional basketball player active in the 1940s and early 1950s notable for popularizing the jump shot as an alternative to the two-handed, flat-footed set shot.