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. Strategically located just 5 miles from Philadelphia International Airport and 6.8 miles from Center City, the site offers direct access to I-95 and the Walt Whitman Bridge, connecting users to New Jersey and the broader Mid-Atlantic corridor. The Navy Yard’s vibrant ecosystem, anchored by life sciences innovators, provides a collaborative environment and access to top-tier talent. As part of the Keystone Opportunity Zone (KOZ), qualified tenants may receive substantial state and local tax benefits, enhancing the financial appeal of this premier location.