The population count of Castle Rock, CO was 53,789 in 2016.

Population

Population Change

Above charts are based on data from the U.S. Census American Community Survey | ODN Dataset | API - Notes:

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Demographics and Population Datasets Involving Castle Rock, CO

  • API

    Permits and Orders covering wastewater discharges 1950-2016

    greengov.data.ca.gov | Last Updated 2016-04-09T00:40:31.000Z

    This dataset includes active and historical non-enforcement regulatory measures for wastewater programs issued by the State and Regional Boards. A regulatory measures is any action that the Board or Board staff may take, such as adopting a permit or issuing a Notice of Applicability for coverage under a general order.