This document is the data model/metadata for all Allegheny County Addressing datasets and tables. It was obtained from the Allegheny County GIS Portal: https://openac-alcogis.opendata.arcgis.com/documents/AlCoGIS::allegheny-county-addressing-data-model/explore

This is an Allegheny County extract of the 2020 US Census Tracts downloaded from the following website: https://www.census.gov/geographies/mapping-files/time-series/geo/tiger-geodatabase-file.html Department: Geographic Information Systems Group; Department of Information Technology

This dataset was previously obtained and regularly updated from this URL on Allegheny County's GIS server. It is no longer a listed dataset, so we have stopped updating it. This dataset shows the location of bridges owned by Allegheny County as centroids.

Outlines of state Senate districts. Includes district number and current district representative.

This dataset shows the Address Points in Allegheny County. The Address Points were created by GDR for the Allegheny County CAD project, October 2008. Data is updated by County staff as changes and corrections are found, on a continuous basis. Updates are sent to PASDA monthly. The most authoritative source for this...

This is an Allegheny County extract of the 2016 US Census Blocks downloaded from the following website: https://www.census.gov/geo/maps-data/data/tiger-cart-boundary.html

This is an Allegheny County extract of the 2016 US Census Tracts downloaded from https://www.census.gov/geo/maps-data/data/tiger-cart-boundary.html.

This dataset contains the locations of municipal facilities in Allegheny County.

This dataset demarcates municipal voting districts in Allegheny County. These were updated in 2019 to match municipal boundaries. To inquire about obtaining historical versions of this dataset, please contact Mark VanderVen (Mark.VanderVen@AlleghenyCounty.US).

This dataset contains photogrammetrically compiled roof outlines of buildings. All near orthogonal corners are square. Buildings that are less than 400 square feet are not captured. Special consideration is given to garages that are less than 400 square feet and will be digitized when greater than 200 square feet....

This dataset shows the bridges owned by Allegheny County. Department: Public Works

This dataset portrays cell tower locations as points in Allegheny County. The dataset is based on outbuilding codes in the Property Assessment Parcel Database used to identify cell towers for tax year 2016.

This basins dataset was created to initiate regional watershed approaches with respect to sewer rehabilitation.

This dataset demarcates stands of trees (coniferous and deciduous) too numerous to plot as individual trees. The area is delineated following a generalized line along the outside edge of tree trunks. Areas are captured if at least one acre in size or of major significance especially in urban areas.

This dataset contains street centerlines for vehicular and foot traffic in Allegheny County. Street Centerlines are classified as Primary Road, Secondary Road, Unpaved Road, Limited Access Road, Connecting Road, Jeep Trail, Walkway, Stairway, Alleyway and Unknown. A Primary Road is a street paved with either...

Map Index Sheets from Block and Lot Grid of Property Assessment and based on aerial photography, showing 1983 datum with solid line and NAD 27 with 5 second grid tics and italicized grid coordinate markers and outlines of map sheet boundaries. Each grid square is 3500 x 4500 feet. Each Index Sheet contains 16...

Allegheny County land use as ascribed to areas of land. The Land Use Feature Dataset contains photogrammetrically compiled information concerning vegetation and limited open areas of ground. The Land Use Feature Dataset contains Woodlands, Nurseries and Orchards, Cultivated Fields and Athletic Fields. Woodlands are...

This dataset contains the locations of Women, Infants, and Children (WIC) program vendors. Support for Health Equity datasets and tools provided by Amazon Web Services (AWS) through their Health Equity Initiative.

This dataset contains soil type and soil classification, by area. This dataset is harvested on a weekly basis from Allegheny County’s GIS data portal. The full metadata record for this dataset can also be found on Allegheny County's GIS portal. You can access the metadata record and other resources on the GIS portal...

This is an Allegheny County extract of the 2016 US Census Block Groups downloaded from the following website: https://www.census.gov/geo/maps-data/data/tiger-cart-boundary.html. This dataset was previously harvested on a weekly basis from Allegheny County’s GIS data portal...