The Oklahoma
Assembly©Unincorporated

Oklahoma Counties

Hover over a county to see its name. Click a county to see a few facts about it.

Population and area are recent published estimates and are approximate.

Oklahoma Quick Facts

Statehood: November 16, 1907, the 46th state.
Capital & largest city: Oklahoma City.
Population: 3,959,353 (2020 Census).
Area: About 69,900 square miles.
Counties: 77.
Tribal nations: 38 recognized tribes are headquartered in Oklahoma.
Name: From the Choctaw words okla (“people”) and humma (“red”).
Highest point: Black Mesa, about 4,973 feet.
Lowest point: Little River, in the southeast, about 289 feet.
Panhandle: About 166 miles long and 34 miles wide.