Triplex for sale by owner in East Springfield, PA 16411. 3 unit apartment bldg. 1st unit is a 3bdroom 1 bath unit upstairs with an enclosed porch and mudroom in back. It is approx. 1300 sq feet. Large kitchen and large bedrooms. 2nd unit is a 900 sq foot 1 bedroom with a very large living room and dining room. Bedroom is 11 feet by 13 fee ... more.