allegheny county property assessment alleghenycounty.us the official web site of allegheny county, pa which provides information on services, licenses, records and permits for our citizens and businesses. Category:government Global Rank:68,986 visits:757.0K pages/Per:4.0 www2.alleghenycounty.us Category:real estate Global Rank:- visits:228.7K pages/Per:6.8 ADS