Diamondville is a town in Lincoln County, Wyoming, United States, often used as a suburb of neighboring Kemmerer.

Harrison Church discovered coal near the Hams Fork River in 1868.

He gathered financial backing from a group in Minneapolis, and they formed the Hams Fork River Coal Company.

[6] According to the United States Census Bureau, the town has a total area of 1.17 square miles (3.03 km2), all land.

30.0% of all households were made up of individuals, and 12.2% had someone living alone who was 65 years of age or older.