Okmulgee -- U.S. County in Oklahoma Population (2000): 39685 Housing Units (2000): 17316 Land area (2000): 696.972990 sq. miles (1805.151680 sq. km) Water area (2000): 5.343969 sq. miles (13.840816 sq. km) Total area (2000): 702.316959 sq. miles (1818.992496 sq. km) Located within: Oklahoma (OK), FIPS 40 Location: 35.601093 N, 95.965552 W Headwords: Okmulgee Okmulgee, OK Okmulgee County Okmulgee County, OK