Classification: County
Located in: Oklahoma (OK)
Total Population (2000): 18486
Total Housing Units (2000): 8341
Land Area (square meters): 3217543391
Water Area (square meters): 9612729
Land Area (square miles): 1242.300501
Water Area (square miles): 3.711496
Latitude (decimal degrees): 36.414974
Longitude (decimal degrees): -99.326644
FIPS Code: 40
Place FIPS Code: 153