161 Washington: Suburban Philly's tallest office building, with scenic river views and immediate access to amenities. Featuring a striking exterior, marble lobby, and fitness center, it's among the area's most prestigious assets.
Rising 16 stories and featuring a striking white precast and green Solex glass exterior, 161 Washington is the tallest office building in suburban Philadelphia and easily stands among the market’s most prestigious assets. The property overlooks the Schuylkill River, Downtown Conshohocken and West Conshohocken, offering scenic views and immediate access to amenities, and boasts a landscaped granite entry plaza, three-story marble lobby and on-site fitness center and café.

161 Washington St.

Conshohocken, PA 19428

(484) 243-1860

346,659 RSF
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  • Fitness Center
  • Amenity center with breakfast and lunch service
  • Conference Center

Nearby Dining Options: Lucky Dog Gastropub, Great American Pub, Jasper’s Backyard, Flanigan’s Boathouse, Southern Cross Kitchen and Coyote Crossing.

details & Specifications
Leasing Contacts

John Susanin, Sr. VP


(610) 684-1860

Ina Sargen, Sr. VP


(610) 557-0182

Kyle Hilbert, VP


(610) 615-1836

Property Contact

Tim Koeller
Regional Manager

Chelsea Fischer
Property Manager

Claudia Testa
Property Administrator

Rob Maxwell
Lead Engineer

Tenant Portal