This dataset shows the magisterial districts in Allegheny County. This dataset is harvested on a periodic basis from Allegheny County’s GIS data portal (https://openac.alcogis.opendata.arcgis.com/). The full metadata record for this dataset can also be found on Allegheny County’s GIS portal. You can access the...

This dataset demarcates the 52 isolated sub-Watersheds of Allegheny County that drain to single point on the main stem rivers. Created by 3 Rivers 2nd Nature based upon Allegheny County watershed file showing all tributaries of all streams. All tributaries draining to a single point on the river were joined as a...

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 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).

A combination of all park features, events, recreations, facilities, all in one layer, including Activenet information.

The Hydrology Feature Dataset contains photogrammetrically compiled water drainage features and structures including rivers, streams, drainage canals, locks, dams, lakes, ponds, reservoirs and mooring cells. Rivers, Lakes, Ponds, Reservoirs, Hidden Lakes, Reservoirs or Ponds: If greater than 25 feet and less than 30...

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 dataset shows the location of bridges owned by Allegheny County as centroids.

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....

Webmap of Allegheny municipalities and parcel data. Zoom for a clickable parcel map with owner name, property photograph, and link to the County Real Estate website for property sales information.

Outlines of state House of Representatives districts. Includes district numbers and current representative information.

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

TIF Exclusion parcels for Allegheny County, PA.

This dataset overlays a grid on the County to assist in locating a parcel. The grid squares are 3,500 by 4,500 square feet. The data was derived from original MAPINDX: Map Index Sheets from Block and Lot Grid of Property Assessment and based on aerial photography. Tiles are numbered in a clockwise spiral fashion...

This dataset demarcates the Pennsylvania House of Representatives district boundaries within Allegheny County. This dataset was previously obtained and regularly updated from Allegheny County's GIS server. However, it has been tagged on that server as "Deprecated" and is no longer a listed dataset, so we have...

This dataset demarcates the U.S. Legislative Congressional district boundaries within Allegheny County. This data was extracted for Allegheny County from the League of Women Voters.

In 2021, Allegheny County Economic Development (ACED), in partnership with Urban Redevelopment Authority of Pittsburgh(URA), completed the a Market Value Analysis (MVA) for Allegheny County. This analysis services as both an update to previous MVA’s commissioned separately by ACED and the URA and combines the MVA...

Lenten Fish Fry records for the Greater Pittsburgh region. Data is collected before and during the Lenten fish fry season each year by Code for Pittsburgh. Data is sourced from news outlets, social media, and public requests.

Parcel centroids in Allegheny County. Centroids created by the Western PA Regional Data Center using County parcel shapes found on PASDA or WPRDC. Centroids have been drawn within the parcel boundary in most cases. The Data Center also appended a number of geographic codes to the data, including 2010 Census Blocks,...

Official, certified results of primary, general, and special elections held in Allegheny County. (Note that the most recent results may not yet be certified. Please check the link at https://www.alleghenycounty.us/Government/Elections/Election-Results to determine whether the results have been certified.)