This page provides guidance on investigating a building site or a neighborhood for an architectural or urban design project. It focuses on Pittsburgh sites and resources, but similar resources may exist for sites in other municipalities, states, and countries.
Community Planning and Development
Produced for over a century, more than 660,000 Sanborn maps chart the growth and development of more than 12,000 American towns and cities.
Historic Pittsburgh (University of Pittsburgh and Historical Society of Western Pennsylvania)
Site includes online access to many G. M. Hopkins maps for Pittsburgh.
Search for or recent current owners of properties in Pittsburgh and Allegheny County using this web site: