Cool, California

Coordinates: 38°53′14″N 121°00′53″W / 38.88722°N 121.01472°W / 38.88722; -121.01472
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38°53′14″N 121°00′53″W / 38.88722°N 121.01472°W / 38.88722; -121.01472

Cool is located in California
Location in California
Cool is located in the United States
Cool (the United States)
Coordinates: 38°53′14″N 121°00′53″W / 38.88722°N 121.01472°W / 38.88722; -121.01472
CountryUnited States
CountyEl Dorado County
Elevation1,532 ft (467 m)
 • Total4,100

Cool, formerly known as Cave Valley, is a small town in El Dorado County, California,[1] about 40 miles (64 km) from Sacramento, the state capital. Cool is at an elevation of 1,532 feet (467 m).[1]

The population is 4,100 according to the 2010 census and is contained within the area code 530 with a ZIP code of 95614.


It is built on State Route 49 between Auburn and Placerville on a hill at an elevation more than 1,500 feet (450 m) in an area full of trees, trails, camping, and other recreational activities.

The temperature ranges from 75° to 105 °F (23 °C to 41 °C) in the summer and 25° to 50 °F (-4 °C to 10 °C) in the winter.


According to the Köppen Climate Classification system, Cool has a warm-summer Mediterranean climate, abbreviated "Csa" on climate maps.[2]


The first post office was established in 1885.[3] Penobscot Public House, established in 1850, was a way station and stage coach stop during the days of the Gold Rush. The Penobscot Ranch still exists today.[4]


The Way Too Cool 50 Kilometer run starts and ends in the town in early March. It follows sections of the Western States Trail with more than 4000 ft (1200+ m) elevation change along its 31-mile length.


In the state legislature, Cool is in the 1st Senate District, represented by Republican Brian Dahle,[5] and the 5th Assembly District, represented by Republican Joe Patterson.[6]

Federally, Cool is in California's 4th congressional district, represented by Democrat Mike Thompson.[7]


The Black Oak Mine Unified School District serves Cool. Cool currently has just one school – Northside STEAM School – catering to elementary students (TK–6).[8] Residents are zoned to Golden Sierra Junior Senior High School for grades 7–12.[9]

Until 2007 there was also another K–8 school in Cool, the Cool Christian School.[10]


  1. ^ a b c U.S. Geological Survey Geographic Names Information System: Cool, California
  2. ^ Climate Summary for Cool, California
  3. ^ Durham, David L. (1998). California's Geographic Names: A Gazetteer of Historic and Modern Names of the State. Clovis, Calif.: Word Dancer Press. p. 469. ISBN 1-884995-14-4.
  4. ^ Marenco, Linnea. "Penobscot Ranch". Living. El Dorado County. Retrieved October 13, 2023.
  5. ^ "Senators". State of California. Retrieved April 5, 2013.
  6. ^ "Members Assembly". State of California. Retrieved April 5, 2013.
  7. ^ "California's 4th Congressional District - Representatives & District Map". Civic Impulse, LLC. Retrieved March 3, 2013.
  8. ^ "Home Page." Northside School. Retrieved on October 27, 2010.
  9. ^ "Welcome to the Black Oak Mine Unified School District Archived 2010-02-12 at the Wayback Machine." Black Oak Mine Unified School District. Retrieved on October 27, 2010.
  10. ^ "Cool Christian School"

Pacific Historian 10 (Summer 1966 pages 19–42): Goodness, Gold, and Gold, The California Mining Career of Peter Y. Cool 1851-52.

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