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A design prototype by Datopian, not an official website

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Existing Development Tool

Loudoun County

Updated Oct 10, 2026

About this dataset

<p>The Loudoun County Existing Development Tool map is an interactive tool that contains a variety of existing conditions only data that are developed and maintained by the <a href='https://www.loudoun.gov/planningandzoning' rel='nofollow ugc'>Department of Planning and Zoning</a>.  It is strongly encouraged that you refer to the <a href='https://logis.loudoun.gov/EPDhelp/helpfile.htm' rel='nofollow ugc'>help document</a> before using the tool and it is best used on a tablet or desktop.</p> <p>It provides access to existing land use conditions for parcels and structures and development within both residential and non-residential projects.  Please refer to the As Of date with each layer to determine how current the data is. </p>

Data and resources (2)

Prototype by Datopian · not an official government website · data from data.virginia.gov