2500 League Island Boulevard

Positioned in the heart of the Philadelphia Navy Yard, 2500 League Island Boulevard offers a rare opportunity to lease award-winning cGMP-ready space within one of the region’s most dynamic life sciences hubs. This 130,307-square-foot R&D flex/industrial facility sits on 6.5 acres and is designed to accommodate tenants from 40,000 to 130,000 square feet, making it ideal for growing biotech firms and advanced manufacturing operations. Crafted by SITIO Architects and targeting LEED v4 Silver Certification, the building features 30-foot clear heights, 9’x10’ dock doors with knock-out panels for customizable loading, and a structurally upgraded roof (60 PSF) to support tenant equipment. The floor slab supports a 250 PSF live load, and the column spacing of 40’x50’/60’ ensures flexible interior layouts. Tenants benefit from dual electric circuits, a 1500kVa transformer (upgradeable), and immediate access to high-pressure gas, water, sewer, and fiber broadband.130,307 SF of Flex Space on 6.50 AC for Lease.