The population density normally reported for Oklahoma City using the area of its city limits can be a bit misleading. Its urbanized zone covers roughly 244 sq mi (630 km2) resulting in a density of 2,500 per square mile (2013 est), compared with larger <answer>rural watershed areas</answer> incorporated by the city, which cover the remaining 377 sq mi (980 km2) of the city limits.
What covers the remaining 377 square miles?
rural watershed areas