Colorado municipalities in the context of 1890 United States census

Lake County is a county located in the U.S. state of Colorado. As of the 2020 census, the population was 7,436. The county seat and the only municipality in the county is Leadville. The highest natural point in Colorado and the entire Rocky Mountains is the summit of Mount Elbert in Lake County at 14,440 feet (4,400 meters) elevation.

Jackson County is a county located in the U.S. state of Colorado. As of the 2020 census, the population was 1,379, and it was the fourth least populated in the state. The county is named after the United States President Andrew Jackson. The county seat and only municipality in the county is Walden.

Morrison is a home rule municipality in Jefferson County, Colorado, United States. The population was 396 at the 2020 census.

Mineral County is a county located in the U.S. state of Colorado. As of the 2020 census, the population was 865, making it the third-least populous county in Colorado, behind San Juan County and Hinsdale County. The county seat and only incorporated municipality in the county is Creede. The county was named for the many valuable minerals found in the mountains and streams of the area.

Hinsdale County is a county located in the U.S. state of Colorado. As of the 2020 census, the population was 788, making it the second least-populous county in Colorado. With a population density of only 0.71 inhabitants per square mile (0.27/km), it is also the least-densely populated county in Colorado. The county seat and only incorporated municipality in the county is Lake City. The county is named for George A. Hinsdale, a prominent pioneer and former Lieut. Governor of Colorado Territory.

San Juan County is a county located in the U.S. state of Colorado. As of the 2020 census, the population was 705, making it the least populous county in Colorado. The county seat and the only incorporated municipality in the county is Silverton. The county name is the Spanish language name for "Saint John", the name Spanish explorers gave to a river and the mountain range in the area. With a mean elevation of 11,240 feet (3,430 meters), San Juan County is the highest county in the United States and also has the two highest elevation houses in the United States; the ‘Bonnie Belle’ above Animas Forks at 11,900’ – 11,950’ elevation and an unnamed house above Picayune Gulch at 12,000’ elevation.

Mountain Village is a home rule municipality in San Miguel County, southwestern Colorado. It is located just southwest of Telluride, Colorado in the San Juan Mountains. The elevation of the town rises above Telluride to 9,600 feet. The population was 1,264 at the 2020 census.