{ "name":"sdep_warehouse/CENSUS_TRACT_TIGER2020", "title":"sdep_warehouse/CENSUS_TRACT_TIGER2020", "type":"Map Service", "typeKeywords":["ArcGIS Server","Service","Map Service"], "description":"

This dataset comprises polygons of census tracts for San Diego County. A census tract is a geographic region defined for the purpose of taking a census. Usually these coincide with the limits of cities, towns or other administrative areas and several tracts commonly exist within a county. In unincorporated areas, these are often arbitrary, except for coinciding with political lines. Census tracts are subdivided into block groups and census blocks.<\/SPAN><\/P>

The TIGER/Line Files are <\/SPAN>to tl_2020_06_tract.shp was downloaded from https://www.census.gov/cgi-bin/geo/shapefiles/index.php. Features intersecting San Diego County boundary were extracted and projected to NAD 83 State Plane. <\/SPAN><\/P>

The TIGER/Line Shapefiles are extracts of selected geographic and cartographic information from the Census Bureau's Master Address File (MAF)/topologically Integrated Geographic Encoding and Referencing (TIGER) Database (MTDB). <\/SPAN><\/P>

The TIGER/Line Shapefiles contain a standard geographic identifier (GEOID) for each entity that links to the GEOID in the data from censuses and surveys. <\/SPAN><\/P>

All Census Bureau generated shapefiles are in Global Coordinate System North American Datum of 1983 (GCS NAD83). <\/SPAN><\/P><\/DIV><\/DIV><\/DIV>", "extent":[[6122590.5722318385,6636794.743723011],[1755733.4381407,2147510.2031748346]], "url":"https://gis-public.sandiegocounty.gov/arcgis/rest/services/sdep_warehouse/CENSUS_TRACT_TIGER2020/MapServer" }