There are 28 Landfills in Oklahoma, serving a population of 3,896,251 people in an area of 68,578 square miles. There is 1 Landfill per 139,151 people, and 1 Landfill per 2,449 square miles.
The state of Oklahoma is ranked 19th in Landfills per capita, and 31st in Landfills per square mile.