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Data Dictionary

Data dictionary for Building Footprints [Pennsylvania--Philadelphia] {2025}

Field Name Field Type Value(s) Definition Definition Source
address object Building addresses originate from the parcel where it's centroid sits. Building addresses may be manually updated to reflect a specific address assigned to the building if it differs from the parcel. ADDRESS from Philadelphia Metadata Catalog
approx_hgt float64 New in Fall 2018 Update: Approximate height of building roof. Calculated in an attempt to exclude chimneys, towers, spires, ect. from measurement. This height is only an estimate and should not be considered authoritative. Vertical Datum: NAVD88 height - Geoid12B (ftUS) Units: Feet APPROX_HGT from Philadelphia Metadata Catalog
base_eleva float64 New in Fall 2018 Update: Ground elevation of building, calculated as the lowest ground elevation point within building outline. Vertical Datum: NAVD88 height - Geoid12B (ftUS) Units: Feet BASE_ELEVATION from Philadelphia Metadata Catalog
bin object Building Identification Number: A unique identifier for all individual building structures within the City of Philadelphia BIN from Philadelphia Metadata Catalog
fcode int32 Planimetric Surface Code:: 1810-Building 1830-Skywalk (Pedestrian connection between buildings, usually over a road) FCODE from Philadelphia Metadata Catalog
dor_altern object A "DOR_ALTERNATE_ADDR" value is only provided when a deed shows that a building has more than one official address. This is rare but can occur when a building fronts two different streets and contains multiple units. DOR_ALTERNATE_ADDR from Philadelphia Metadata Catalog
max_hgt float64 Height of tallest point on building; Vertical Datum: NAVD88 height - Geoid12B (ftUS); Units: Feet MAX_HGT from Philadelphia Metadata Catalog
parcel_id_ object This field relates back to a parcel value from the dataset as specified in PARCEL_ID_SOURCE PARCEL_ID_NUM from Philadelphia Metadata Catalog
parcel_i_1 object PWD: GIS_WATER.PWD_PARCELS (This is the default); DOR: GIS_DOR.DOR_PARCELS; LI: These are unique ids created by L&I the correspond with the field CHILD_OF from GIS_PPR.PPR_ASSETS (Park Locations). Parcel dataset the building's parcel id relates to PARCEL_ID_SOURCE from Philadelphia Metadata Catalog
square_ft float64 Approximate square footage of the building footprint. square_ft from Philadelphia Metadata Catalog
building_n object New in Fall 2018 Update: Commonly known name of building BUILDING_NAME from Philadelphia Metadata Catalog
geometry geometry
objectid int32
Shape__Are float64
Shape__Len float64
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