Facts About Castle Rock
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Castle Rock was founded in 1874 when the eastern Douglas County border was redrawn to its present location.
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The town is named for the prominent, castle-shaped butte near the centre of town.
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The estimated population of Castle Rock is 73,158, as of 2020, a 51.68% increase since 2010.
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Castle Rock is a part of the Denver-Aurora-Lakewood, CO Metropolitan Statistical Area and the Front Range Urban Corridor.
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Castle Rock is located at 39°22′20″N 104°51′22″W at an elevation of 6,224 feet, above sea level.
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Castle Rock’s open spaces and parks comprise 27% of the town’s total land area of parks and open space.
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The town had a total area of 21,946 acres, all of its land.
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Castle Rock is the most populous Colorado town and the 16th most populous Colorado municipality.
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Castle Rock was incorporated on April 14, 1881.
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The town lies a few miles east of the Rampart Range of the Rocky Mountains on the western edge of the Great Plains.
