Apartments for homeless to be built in Jamaica Plain after lawsuit over parking settled with Pine Street Inn Work on the 202-unit building, the largest such facility in Boston, begins soon, but lumber costs have risen sharply during the pandemic. By Tim Logan Globe Staff,Updated May 10, 2021, 6:00 a.m. Email to a Friend An artist's rendering shows the 202-unit apartment building that will be built on Washington Street in Jamaica Plain. It will include support services for the formerly homeless.RODE Architects The biggest project ever built to house homeless people in Boston is moving forward after the Pine Street Inn and its codevelopers reached a settlement with a neighbor who sued to stop the apartment building, saying it didnât have enough parking.