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This site provides documentation, examples, and guides focused on using the Census Data API in frontend and backend Javascript applications by unitizing CitySDK, which streamlines, and enhances the usability and access to the data.

Try out CitySDK in your browser here.

Try it section



The documentation section contains quick API reference, section to try out CitySDK, and frequency asked questions.

For the main Census API Docs click here.


The guides section contains quick start guides to start developing using CitySDK.


The examples section contains examples built with CitySDK and various other javascript libraries.

Few examples:


The community section contains links to community resources such as contacts and help channels, other community libraries, and showcases to applications and tools built with the Census Data API.