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Historical Zoning 1924 to 2016

Published by Office of Zoning | District of Columbia | Catalog Last Checked: May 05, 2026 at 10:33 PM | Dataset Last Updated: February 25, 2022 at 07:42 PM
This interactive application displays versions of the District of Columbia Official Zoning Map dating from 1924 until the final version of the map prior to the Zoning Regulations of 2016 update. Use a time slider to move between time periods and visualize how the District's zoning laws changed over time.

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