Bexar County Census Block Groups

Bexar County Census Block Groups boundaries. A census block group is a geographical unit used by the United States Census Bureau which is between the census tract and the census block. It is the smallest geographical unit for which the bureau publishes sample data, i.e data which is only collected from a fraction of all households. Please see the 2020 Census Block Groups Data Dictionary for an explanation of field attributes. Disclaimer: This data is intended to provide a visual display of data for your convenience. Every reasonable effort has been made to ensure the accuracy of the maps and associated data. Bexar County makes no warranty, representation or guarantee as to the content, sequence, accuracy, timeliness or completeness of any of the data provided herein. This data product was not prepared for nor is suitable for legal, engineering, or surveying purposes. It does not represent an on-the-ground survey and represents only the approximate relative location of boundaries.