Single Family Home for sale by owner in Robstown, TX 78380. Built in 2005, this 3190 sq. ft. home sits on 1.7 acres just off 624, also known as Northwest Blvd., approximately 6 miles from Calallen High school. Exterior walls are covered with hardiboard siding, studs are 2 x 6, 16 inch on center, windows are vinyl double paned with outside metal storm blinds. Exterior doors are metal insulated and the roof is 30 year composition shingle. Walls and attic spaces are fully insulated. Exterior and in... See site for full property details.