Carmen is a town in Alfalfa County, Oklahoma, United States.

[5] According to the United States Census Bureau, the town has a total area of 1.5 square miles (3.9 km2), all land.

[4] As of the census[3] of 2000, there were 411 people, 175 households, and 110 families residing in the town.

There were 248 housing units at an average density of 164.2 per square mile (63.4/km2).

34.3% of all households were made up of individuals, and 18.9% had someone living alone who was 65 years of age or older.