Citizens State Bank

Historical marker location:

77 West Main Street, Cortez, Colorado

( Marker is at the intersection of Main Street (U.S. 160) and Chestnut Street, on the left when traveling west on Main Street.)

(Standard Oil Distributorship) circa 1933.

In 1913, the city of Trinidad, Colorado, became the site of the first successful oil well-drilled west of the Mississippi River. The discovery led to a boom in oil production in the region, and Colorado became a major oil-producing state.