Ranchester is a town in Sheridan County, Wyoming, United States.

According to the United States Census Bureau, the town has a total area of 0.61 square miles (1.58 km2), all land.

17.9% of all households were made up of single individuals, and 7% had someone living alone who was 65 years of age or older.

26.0% of households were made up of single individuals, and 12.6% had someone living alone who was 65 years of age or older.

Public education in the town of Ranchester is provided by Sheridan County School District #1.

[9] Four television stations serve Ranchester: KTVQ (CBS) from Billings, and KTWO (ABC) from Casper.

KSWY (NBC) from Casper, and PBS station K15HK-D, which is a local repeater for KCWC-DT in Lander.