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...

This dataset shows the address points in Allegheny County. Usage The value in the ADDRESS_ID field lets you look up more information about the landmark locations in the Addressing Address Points dataset (https://data.wprdc.org/dataset/allegheny-county-addressing-address-points2), including the geocoordinates (though...

This is an Allegheny County extract of the 2021 US Census Blocks downloaded from https://www.census.gov/geographies/mapping-files/time-series/geo/tiger-geodatabase-file.html This dataset was previously obtained and regularly updated from Allegheny County's GIS server. It is no longer a listed dataset, so we have...

As part of her transition to County Executive, Sara Innamorato released a survey to understand the priorities of the residents of Allegheny County. In total, 18,835 residents engaged with the All In Allegheny Community Survey, answering some of the questions on the survey. The All In Allegheny Team analyzed all...

This dataset is harvested on a weekly basis from Allegheny County's GIS data portal. For more information about landslides in Allegheny County, visit the Allegheny County Landslide Portal.

This dataset shows the bridges owned by Allegheny County. If viewing this description on the Western Pennsylvania Regional Data Center’s open data portal (http://www.wprdc.org), this dataset is harvested on a weekly basis from Allegheny County’s GIS data portal (http://openac.alcogis.opendata.arcgis.com/). The full...

Shows the location of all blazed and unblazed trails in all Allegheny County parks. This is the same data used in the Allegheny County Parks Trails Mobile App, available for Apple and Android devices. If viewing this description on the Western Pennsylvania Regional Data Center’s open data portal...

These geocoded locations are based on the Allegheny County extract of Educational Names & Addresses (EdNA) via Pennsylvania Department of Education website as of April 19, 2018. Several addresses were not able to be geocoded (ex. If PO Box addresses were provided, they were not geocoded.)If viewing this...

This dataset contains locations of the polling places in Allegheny County. To inquire about obtaining historical versions of this dataset, please contact the data steward (Mark.VanderVen@AlleghenyCounty.US).

This dataset demarcates the school district boundaries within Allegheny County If viewing this description on the Western Pennsylvania Regional Data Center’s open data portal (http://www.wprdc.org), this dataset is harvested on a weekly basis from Allegheny County’s GIS data portal...

Shows the size and shape of the nine Allegheny County parks. If viewing this description on the Western Pennsylvania Regional Data Center’s open data portal (http://www.wprdc.org), this dataset is harvested on a weekly basis from Allegheny County’s GIS data portal (http://openac.alcogis.opendata.arcgis.com/). The...