Oil-leasing activities in the area trace back to 1927, gaining momentum with a significant strike in 1935.

[5] In 2008, the Denver City Independent School District presented a bond package for new and renovated facilities.

Upgrades included a new high school, tennis courts, a junior-high band hall, an industrial-arts facility, a sports complex, a maintenance center, an athletics field house, and a bus barn.

Renovations included classrooms, science laboratories, offices and foyer, a parking lot, a main field house, and a bus barn for the junior-high campus.

[8] According to the United States Census Bureau, Denver City has a total area of 2.5 square miles (6.5 km2), all land.