Allegheny County Parcel Boundaries

This dataset contains boundaries of individual parcels in Allegheny County, including the county block and lot number. As this is a very large dataset, you may wish to use our property information extractor ( to download filtered versions of this parcel dataset.

The most authoritative source for this data is now the PASDA page (, which includes links to historical versions of the shapefile representations of this data.

Data and Resources

Additional Info

Field Value
Public Access Level Comment
Temporal Coverage
Geographic Unit
Data Notes

Coordinate System: Pennsylvania State Plane South Zone 3702; U.S. Survey Foot

Related Document(s)
Frequency - Data Change
Frequency - Publishing
Data Steward Eli Thomas
Data Steward Email Eli Thomas