Washam is a census-designated place (CDP) in Sweetwater County, Wyoming, United States.

[4] According to the United States Census Bureau, the CDP has a total area of 3.13 square miles (8.1 km2), all land.

[5] As of the census[3] of 2000, there were 43 people, 17 households, and 10 families residing in the CDP.

35.3% of all households were made up of individuals, and 17.6% had someone living alone who was 65 years of age or older.

Washam lies within the Sweetwater County School District #2.