Fairmont is a town in Garfield County, Oklahoma, United States.

[4] Patterson Township, which surrounds Fairmont, began to be settled in 1893, immediately after the opening of the Cherokee Outlet.

The Denver, Enid and Gulf Railroad constructed a line through area in 1902.

The Arkansas Valley and Western Railway constructed a branch from Tulsa through Perry and Covington to Steen (northeast of Enid) in 1902–03.

The two railroads crossed at Fairmont, making the town a hub of agricultural services.

[4] Fairmont is 10 miles (16 km) east southeast of Enid, the county seat.

[4] According to the United States Census Bureau, the town has a total area of 0.3 square miles (0.78 km2), all land.