Find and Bid on Homes in Allegheny County, PA. Search our list of Property Auctions for free! For criminal history information in the County of Allegheny please contact the Allegheny County Department of Court Records at 412-350-5729.Before a residential mortgage can be foreclosed in Pennsylvania, the lender must give a 30-day notice of intention to foreclose (also known as an Act 6 Notice). Search 65 Foreclosure Listings in Allegheny County PA, with data on unpaid balances and auction dates. State Surplus Property Program. When a state agency has an item it no longer requires, that item is first offered to other state agencies. This data includes filings related to mortgage foreclosure in Allegheny County. The foreclosure process enables a lender to take possession of a property. As Pennsylvania is a judicial foreclosure state, a lender files for foreclosure through the court system. These forms helpful when handling the estate of a deceased person.