Apartment Complexes serving Lehigh Valley. Rated 4.5/5 (28 reviews). From their website: Welcome home to 520 Lofts! Our apartments in Allentown allow you to reside in comfort and sophistication while exploring the unique and dynamic culture of Allentown. Superior amenities, desirable services, and a well-connected address allow you to indulge in all the urban conveniences you want without giving up on the creature comforts of home.