Download census block file

Can also be state name or state abbreviation. Can also be a county name or vector of names. If cb is set to TRUE, download a generalized k file. Options include class , which can be set to "sf" the default or "sp" to request sf or sp class objects, and refresh , which specifies whether or not to re-download shapefiles defaults to FALSE.

Block groups delineated for the Census generally contain between and 3, people. The Census Bureau delineated block groups only where a local or tribal government declined to participate or where the Census Bureau could not identify a potential local participant.

A block group usually covers a contiguous area. Each census tract contains at least one block group and block groups are uniquely numbered within census tract. The block groups are further divided into 11, blocks. Blocks are the smallest geographic areas used by the Census Bureau.

Blocks are nested in block groups which are, in turn, nested in census tracts. All of the GIS layers have been re-projected to the City of Seattle standard projection and coordinate system. Download the Census Bureau Tract Map. Download the Census block index map. Maps are Census tract-based maps except where otherwise noted and the sheet size is 11 by 17 inches. Was this information helpful?

How can we improve it? This question is for testing whether or not you are a human visitor and to prevent automated spam submissions. Visit our partner sites: fiscal. For state agencies One Washington - transformation of enterprise systems Access to systems Training for staff Fiscal notes Memos sent to agencies and the Legislature System outages. Block groups usually have between and housing units. A census block is the smallest geographic census unit.

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