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The 2020 Census, Next Steps and a Heartfelt Thanks. Read More.

Participants in the Boundary Validation Program (BVP) and Boundary and Annexation Survey (BAS) can use the maps, shapefiles/mapping files, and tools below to visualize their boundaries to ensure accuracy of the boundaries that the Census Bureau has on record for their jurisdiction. Also available are reference files, in a spreadsheet format, that list previous boundary changes and annexations submitted through the BAS.

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