Cement is a town in Caddo County, Oklahoma, United States. The population was 501 at the 2010 census.
The community was named for its early cement industry.
Cement is located near the southeast corner of Caddo County at 34°56′8″N 98°8′14″W (34.935441, -98.137320). U.S. Route 277 passes through the town, leading east then north 18 miles (29 km) to Chickasha and southwest 31 miles (50 km) to Lawton. Oklahoma City is 60 miles (97 km) to the northeast via US-277 and Interstate 44.
According to the United States Census Bureau, Cement has a total area of 0.46 square miles (1.2 km2), all of it land.
As of the census of 2000, there were 530 people, 222 households, and 148 families residing in the town. The population density was 1,173.1 people per square mile (454.7/km2). There were 284 housing units at an average density of 628.6 per square mile (243.7/km2). The racial makeup of the town was 86.98% White, 2.64% African American, 8.11% Native American, 0.19% Asian, 0.38% from other races, and 1.70% from two or more races. Hispanic or Latino of any race were 1.89% of the population.
There were 222 households, out of which 28.8% had children under the age of 18 living with them, 53.6% were married couples living together, 11.3% had a female householder with no husband present, and 33.3% were non-families.