Hermosa is an unincorporated community in La Plata County, Colorado, United States.

The Durango and Silverton Narrow Gauge Railroad has a water stop in Hermosa, and the railroad maintains a maintenance yard and a siding there, which is sometimes called the Hermosa Depot.

The yard has a prominent railroad water tank that is easily seen by motorists passing through Hermosa on Highway 550.

Hermosa Creek passes through the community from west to east and has its confluence with the Animas River nearby.

Media related to Hermosa, Colorado at Wikimedia Commons