“Those buildings contain about 456,000 stabilized units across roughly 16,600 buildings, representing 47 percent of stabilized units citywide, Furman estimates.”
“Furman found that, after inflation, median gross income per unit in legacy 90%+ buildings declined by about 9 percent between 2019 and 2025, while net operating income fell most sharply in that segme…”
“Housing-code violation rates in legacy 90%+ properties increased 47 percent between early 2021 and 2025, compared with 22 percent for buildings with smaller stabilized shares.”