| Coordinates | 39.9325°N 105.2769°W |
|---|---|
| Elevation | 5745 ft |
| Country | United States |
| State | Colorado |
| County | Boulder[1] |
| Governing body | Boulder County[1] |
| Unit pref | US |
| Area total | 6.696 km² |
| Area land | 6.692 km² |
| Area water | 0.004 km² |
| Population as of | 2020 |
| Population total | 559 |
| Time zone | MST (UTC−07:00) |
| Time zone (DST) | MDT (UTC−06:00) |
| ZIP code[2] | 80025 |
| Area codes | 303/720/983 |
Eldorado Springs is an unincorporated community, a census-designated place (CDP), and a post office located in and governed by Boulder County, Colorado, United States. The CDP is a part of the Boulder, CO Metropolitan Statistical Area. The Eldorado Springs post office has the ZIP code 80025 (post office boxes).[2] At the 2020 United States census, the population of the Eldorado Springs CDP was 559.[3]
Eldorado Canyon State Park, adjacent and upstream, is famous for its classic North-American climbing routes.
History
The Moffat Lakes Resort opened on July 4, 1905.[4] The Eldorado Hotel open at the resort in 1908, and the resort became known as Eldorado Springs.[4] In 1916, future president Dwight Eisenhower and new bride Mamie Eisenhower celebrated their honeymoon in one of the cabins at the resort.[5] The Eldorado Springs, Colorado, post office opened on May 1, 1930.[6] Known for its good tasting spring water, "Eldorado Springs" bottled water is sold in stores around Colorado. Eldorado Canyon State Park opened in August 1978 adjacent to the community.
Notable residents
- Ivy Baldwin (1866–1953), best known locally for his Eldorado Canyon tightrope walks across South Boulder Creek
- Pansy Stockton (1895–1972), artist
- Mark Udall (1950–), former U.S. Congressman and U.S. Senator
Geography
Eldorado Springs is located along South Boulder Creek in southern Boulder County at coordinates 39.9325°N 105.2769°W and elevation 5,745 feet (1,751 m).[7]
The Eldorado Springs CDP has an area of 1,655 acres (6.696 square kilometres), including 0.99 acres (0.004 square kilometres) of water.[8] To the southwest is Eldorado Mountain.
Climate
Demographics
The United States Census Bureau initially defined the Eldorado Springs CDP for the United States Census 2000.
| Year | Pop. | ±% |
|---|---|---|
| 2000 | 557 | — |
| 2010 | 585 | +5.0% |
| 2020 | 559 | −4.4% |
See also
- Boulder, CO Metropolitan Statistical Area
- Denver-Aurora-Greeley, CO Combined Statistical Area
- Front Range Urban Corridor
- List of census-designated places in Colorado
- List of populated places in Colorado
- List of post offices in Colorado
- Eldorado Canyon State Park
References
- ^ "Colorado Counties". Colorado Department of Local Affairs. Retrieved December 1, 2025.
- ^ "ZIP Code Lookup". United States Postal Service. Retrieved December 1, 2025.
- ^ United States Census Bureau. "Eldorado Springs CDP, Colorado". Retrieved April 18, 2023.
- ^ "History of Eldorado Springs Resort". Eldorado Artesian Springs, Inc. Retrieved December 1, 2025.
- ^ "Eldorado Canyon State Park"
- ^ Bauer, William H.; Ozment, James L.; Willard, John H. (1990). Colorado Post Offices 1859–1989. Golden, Colorado: Colorado Railroad Historical Foundation. ISBN 0-918654-42-4.
- ^ 181177. Retrieved December 1, 2025.
- ^ "State of Colorado Census Designated Places - BAS20 - Data as of January 1, 2020". United States Census Bureau. Retrieved December 8, 2020.