/8 $1,400,000 Land 0.20 Acre $7,000,000 per Acre 23 Halsey Dr, Old Greenwich, CT 06870 Rare opportunity to build new in Havemeyer Park, Old Greenwich. This .20-acre lot offers the perfect setting for your custom home, just minutes from schools, village shops, train, parks, and Tod's Point beach. Can build up to 3,136 sq ft Christopher Conetta Houlihan Lawrence 23 Halsey Dr, Old Greenwich, CT 06870