Ophir is a home rule municipality town governed by a general assembly and is located in San Miguel County, Colorado, United States.

It is located two miles from the Ames Hydroelectric Generating Plant, the world's first hydroelectric plant to supply alternating current electricity for an industrial purpose (mining).

[4] A post office called Ophir was established in 1878.

[6] The town was named after Ophir, a place mentioned in the Hebrew Bible.

According to the United States Census Bureau, the town has a total area of 0.2 square miles (0.52 km2), all land.Climate type is dominated by the winter season, a long, bitterly cold period with short, clear days, relatively little precipitation mostly in the form of snow, and low humidity.