Demographic Maps

Reference Maps and Applications

2020 Decennial Census

• Loudoun County 2020 Census Geographies - This mapping application provides 2020 population, housing units, and households at different geographic levels: Census Tract, Census Block Group, Census Block, Census Designated Place, and Incorporated Town. (Click on the “i” in the upper right-hand corner for information about how to use the application.)
• Census Designated Places (PDF) - 2020 Decennial Census*
• Census Tracts (PDF) – 2020 Decennial Census*
• Census Tracts and Block Groups (PDF) – 2020 Decennial Census

2010 Decennial Census

• Census Blocks, Census Block Groups, and Census Tracts - 2010 Decennial Census
• Census Designated Places (PDF) - 2010 Decennial Census*

Additional Information

• Towns and Communities (PDF)*
• Planning Subareas (PDF)*
• Traffic Analysis Zones*

For a more detailed view, you may use WebLogis, the county's online, interactive mapping system.

(*) Map may be printed in an 8.5 x 11 inch format.

Other Maps

2020 Decennial Census

• Loudoun County 2020 Census Population Patterns by Race and Hispanic or Latino Ethnicity

Approved & Completed Project Maps

• Existing and Potential Development (EPD) Interactive Mapping Tool
• Residential Communities of Loudoun County Interactive Mapping Tool