This data layer is a mask covering the San Francisco mainland up to the county line, Treasure Island, and Yerba Buena Island.

This layer has 2 or more records for each intersection of the street centerline network. There is a record for each street name that intersects with a node.

Landmarks and Landmark Districts are defined and listed in Article 10 of the San Francisco Planning Code (http://planningcode.sfplanning.org). A map of these Landmarks can be found here: http://sf-planning.org/san-francisco-landmarks-map. This dataset includes landmarks streets. Landmark districts can be found here: https://data.sfgov.org/d/vnrd-fpg7?category=Geographic-Locations-and-Boundaries&view_name=Landmarks-and-Landmark-Districts-as-listed-in- and individual landmarks (structures, buildings, etc.) can be found here: https://data.sfgov.org/Housing-and-Buildings/Landmarks/8ynb-89vj

Street Centerlines, active and retired.

The Zoning Districts are a component of the Zoning Map which in turn is a key component of the San Francisco Planning Code. More information can be found here: https://sfplanning.org/zoning

These are the zoning districts and underlying parcels that are eligible to participate in San Francisco's Affordable Housing Bonus Program.

For more info visit: www.sf-planning.org/AHBP

US Census 2000 Block Group Geography modified to conform with SFGIS Library Geography (Streets, Lakes, et al). Water areas have been clipped from this layer. Please refer to the Federal Census for the latest data, these boundaries provided as a convenience.

Active base addresses from San Francisco's Enterprise Addressing System, This dataset does not include sub-addresses, such as units, and does not include a block/lot value for each record. For units and block/lot values, see the "Addresses with Units - Enterprise Addressing System" dataset.

Bay Area general area

Zoning Districts from Jan 2015. Part of the San Francisco Planning Code. Data is a zipped GIS shapefile.