Cosby paid $6.3 million for the townhouse in 1990.
Billy Cosby has sold his New York City townhouse for a reported $28 million.
According to Realtor.com, the home was listed by the actor in September at $29 million, sold for $1 million less than the asking price, and closed Nov. 9. The property is located on 71st Street on the east side of Manhattan. The house was close to going into foreclosure…