Founded as William Penn's "Holy Experiment," Philadelphia has a centuries-long history of fostering and constructing prominent houses of worship throughout the city. In recent...

An inventory compiled by the Preservation Alliance for Greater Philadelphia containing all the known African American historic sites in Philadelphia. Data fields for each site...

An RSS feed of all housing classifieds offered on the Philadelphia Craigslist site. The structured data for each listing includes a Resource Description Framework (RDF) for that...

PhilaPlace is an online interactive database of both contemporary and historical multimedia record, including personal/neighborhood stories, photography, and video, of...

Searchable online database of homes for sale, rent, and not currently on the market, with value estimator, market report, and real-estate trend tool. Users search by location...

Mid-century modern architecture and buildings of the recent past are enjoying a resurgence of appreciation and interest nationwide, but here in Philadelphia, our eclectic...

Dataset is a full automated review of every property account intended to produce thorough independent analysis. This dataset along with existing published mapping datasets at...

An online database of architectural and historical information and images for 35,000+ structures, 110,000 images+ images and maps and biographies of 5,000+ architects in the 5...