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


Population Change

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

1. ODN datasets and APIs are subject to change and may differ in format from the original source data in order to provide a user-friendly experience on this site.

2. To build your own apps using this data, see the ODN Dataset and API links.

3. If you use this derived data in an app, we ask that you provide a link somewhere in your applications to the Open Data Network with a citation that states: "Data for this application was provided by the Open Data Network" where "Open Data Network" links to Where an application has a region specific module, we ask that you add an additional line that states: "Data about REGIONX was provided by the Open Data Network." where REGIONX is an HREF with a name for a geographical region like "Seattle, WA" and the link points to this page URL, e.g.

Demographics and Population Datasets Involving Castle Rock, CO

  • API

    Permits and Orders covering wastewater discharges 1950-2016 | 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.