Vacant Lot or Land for sale by owner in Leonardo, NJ 07737. This property had a house on it which burned down in 2005. The lot size is 25x148. A great neighborhood to build a new house! All rebuilding approvals responsible of buyer. The lot number is 331-12 on the Middletown GIS Map. http://masergis1.masergis.com/middletownpublic/viewer.h ... more.