The term SEAT OF GARFIELD COUNTY, OKLAHOMA is answered by the four letter word ENID. Enid is a city in Garfield County, Oklahoma and is the county seat. It is the ninth-largest city in Oklahoma and is located in the northwestern part of the state. Enid was founded during the opening of the Cherokee Outlet in the Land Run of 1893 and is named after a character in Alfred Lord Tennyson's Idylls of the King.