Construction is rising on 3880 Ninth Avenue, an 18-story residential building in Inwood, Manhattan. Designed by JFA Architects & Engineers and developed by The Jay Group, the 170-foot-tall structure will span 211,000 square feet and yield 270 rental units with an average scope of 707 square feet, as well as 20,000 square feet of lower-level commercial space, a cellar, one commercial loading berth, and a 41-vehicle parking garage. Twenty-five percent of the apartments will be designated as affordable housing. 401 West 207th Realty LLC is listed as the owner and On Star Management LLC is the general contractor for the property, which is alternately addressed as 401 West 207th Street and located at the intersection of Ninth Avenue and West 207th Street.