BOSTON-Twenty historic South End row homes will undergo a $23-million renovation to update the aging structures.

MARLBOROUGH, MA-A 69,376-sf, single-story flex building sells to a 1031 exchange buyer.

NEWTON, MA-Locally based Senior Housing Properties Trust has picked up three senior living properties in a $31.2-million deal.

DEDHAM, MA- Just weeks after the 301-unit complex hit the block, 22 investors have placed bids on the five-story Jefferson at Dedham Station.

EAST BRIDGEWATER, MA-A medical facility spanning 70,000 sf will rise on about seven acres of land at the site of the former Foxboro Co. plant.

HAVERHILL, MA-A 120,000-sf retail property will replace a former plastics company warehouse when construction begins this fall at Ward Hill Industrial Park.

BOSTON-The suburban retail buyer acquires seven retail condos and three basement storage units at Lincoln Plaza in the city.

LYNNFIELD, MA-The subsidiary of the PNC Financial Services Group remains at 66 and 70 Broadway, where it has been for 10 years.