Transparency of data
King County is committed to making data open, accessible and transparent. The following data resources are designed to increase public access to high value, machine readable datasets from various departments in King County government.
This data is used by news organizations, app developers, civil engineers, and other members of the public. Additional data sets will be added over the coming months and we welcome feedback.
Smartphone Apps
See how metro data is already being used by developers on our apps page.
You can learn more about using metro data for your app on the developer page.