What Works Cities resource stamp

OpenDataPolicies.org provides the open-data policies for cities and states all over the United States on one website. This site is operated on a non-profit, non-governmental, non-partisan basis. It was developed by the Sunlight Foundation with support from the What Works Cities project of Bloomberg Philanthropies.

We are continuously improving this site. Check out this project on GitHub and feel free to open an issue or submit a pull request!

Data sources

The information that makes up OpenDataPolicies.org comes entirely from public sources. Throughout the site, links are provided to original data sources, whenever possible.


This is not an official copy of the open-data policies from various jurisdictions. It is in no way authorized by the jurisdictions. No information that is found on OpenDataPolicies.org constitutes legal advice on any subject matter. Do not take action (or fail to take action) on a legal matter without consulting proper legal counsel. The contents of this website are provided as-is, with no warranty of any kind, including merchantability, non-infringement, or fitness for a particular purpose. This website is not your lawyer, and neither is the Sunlight Foundation. While every effort is made to ensure that the data provided on this site is accurate and up-to-date, do not rely on it for any matter of importance.