Hidden Lake, Colorado

Hidden Lake, Colorado
Census Designated Place
Location of the Hidden Lake CDP in Boulder County, Colorado.
Hidden Lake Location of the Hidden Lake CDP in the United States
Coordinates: 40°06′20″N 105°28′40″W / 40.10556°N 105.47778°W / 40.10556; -105.47778 (Hidden Lake CDP, Colorado)[1]
Country	United States
State	Colorado
County	Boulder County
Government [1]
• Type	unincorporated community
Area [2]
• Total	1.620 km2 (0.625 sq mi)
• Land	1.583 km2 (0.611 sq mi)
• Water	0.037 km2 (0.014 sq mi)
Elevation [1]	2,730 m (8,960 ft)
Population  (2020)[3]
• Total	24
• Density	15/km2 (38/sq mi)
Time zone	UTC-7 (MST)
• Summer (DST)	UTC-6 (MDT)
ZIP Code[4]	Ward post office (Zip Code 80481
Area codes	303 & 720
GNIS feature ID	2583245[1]

Hidden Lake is an unincorporated community and a census-designated place (CDP) located in and governed by Boulder County, Colorado, United States. The CDP is a part of the Boulder, CO Metropolitan Statistical Area. The population of the Hidden Lake CDP was 24 at the United States Census 2020.^[3] The Ward post office (Zip Code 80481) serves the area.^[4]

Hidden Lake is located in western Boulder County in the Front Range of the Colorado Rocky Mountains. State Highway 72, the Peak to Peak Highway, forms the western edge of the community, leading south 4 miles (6 km) to Ward and 15 miles (24 km) to Nederland, and north 27 miles (43 km) to Estes Park.

The Hidden Lake CDP has an area of 400 acres (1.620 km²), including 9.1 acres (0.037 km²) of water.^[2]

The United States Census Bureau initially defined the Hidden Lake CDP for the United States Census 2010.

• Boulder, CO Metropolitan Statistical Area

• Boulder County website