Census 2020: Blocks for San Francisco Clipped to the Shoreline

<strong>A. SUMMARY</strong> Census blocks with Pacific Ocean and San Francisco Bay water clipped out. Census blocks are the smallest geographic area for which the Bureau of the Census collects and tabulates decennial census data, are formed by streets, roads, railroads, streams and other bodies of water, other visible physical and cultural features, and the legal boundaries shown on Census Bureau maps. More information on the census tracts can be found <u><a href="https://www.census.gov/newsroom/blogs/random-samplings/2011/07/what-are-census-blocks.html">here</a></u>. <strong>B. HOW THE DATASET IS CREATED</strong> The boundaries are uploaded from TIGER/Line shapefiles provided by the <u><a href="https://www.census.gov/cgi-bin/geo/shapefiles/index.php?year=2021&layergroup=Blocks+%282020%29">U.S. Census Bureau</a></u> and clipped using the <u><a href="https://www.census.gov/cgi-bin/geo/shapefiles/index.php?year=2021&layergroup=Water">water boundaries</a></u> provided by the U.S. Census Bureau. <strong>C. UPDATE PROCESS</strong> This dataset is static. Changes to the census blocks are tracked in multiple datasets. See here for <u><a href="https://data.sfgov.org/d/94d7-d6m6">2000</a></u> and <u><a href="https://data.sfgov.org/d/2uzy-uv2r">2010</a></u> census tract boundaries. <strong>D. HOW TO USE THIS DATASET</strong> This boundary file can be joined to other census datasets on GEOID. Column descriptions can be found on in the <u><a href="https://www.census.gov/programs-surveys/geography/technical-documentation/complete-technical-documentation/tiger-geo-line.2020.html">technical documentation</a></u> included on the census.gov website <strong>E. RELATED DATASETS</strong> <u><a href="https://data.sfgov.org/d/tmph-tgz9">Census 2020: Census Tracts for San Francisco</a></u> <u><a href="https://data.sfgov.org/d/sevw-6tgi">Analysis Neighborhoods - 2020 census tracts assigned to neighborhoods</a></u> <u><a href="https://data.sfgov.org/d/p2fw-hsrv">Census 2020: Blocks for San Francisco</a></u> <u><a href="https://data.sfgov.org/d/24e8-pd2q">Census 2020: Blocks Groups for San Francisco</a></u> <u><a href="https://data.sfgov.org/d/6rf8-dnst">Census 2020: Blocks Groups for San Francisco Clipped to SF Shoreline</a></u>

[
  "Geographic Locations and Boundaries"
]