MARLBOROUGH, MASS. — CB Richard Ellis has completed the sale of the 274-unit Jefferson at Wheeler Hill in Marlborough. The multifamily facility sits on 56 acres at 21 Austen Way. It is adjacent to interstates 495 and 290 and is in close proximity to the Route 95/128 corridor, the 193/Route 3 corridor and the Route 495 corridor. Amenities include a fitness center, a two-story clubhouse and a resort style swimming pool. Paul Donahue, Travis D’Amato and Malcolm McComb of CB Richard Ellis represented the seller, RREEF Real Estate, and procured the buyer, Steven D. Bell & Company. The sale price was undisclosed.