Denver is the capital city of Colorado. Originally called Denver City, it was founded as a mining town in 1858 and became the territory capital in 1867. The name was shortened to Denver in 1867.
Denver became the state capital when Colorado was admitted to the union on Aug. 1, 1876. It is and has always been the official capital of the state of Colorado. Today, Denver is a bustling metropolis with the largest population in the area and boasts 78 unique suburban neighborhoods. It gained the nickname the "Mile High City" due to its official elevation of exactly one mile above sea level.