

It's been 67 years since the Logan Triangle in North Philadelphia experienced the first devastating explosions, and 40 years since the second round of explosions and fires that culminated in the demolition of 957 homes on 17 city blocks, seven miles north of center city Philadelphia. The 43 acre area remains as a dumping ground and scar in the Logan community.
Under the 'Reference Library' tab in the header are most of the articles written about the Triangle, reports and studies, master plans, and data on the community surrounding the Triangle.
© 2026

The Logan Triangle is 7 miles north of Center City Philadelphia.

The Logan Triangle is in the Logan neighborhood, with the Olney neighborhood to the North.
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Stenton House, James Logan's 1730 Plantation house, is on the left side of this aerial.