This Lubbock Home Is The Largest House For Sale West of Dallas. If you are looking for a lot of house with tons of potential and plenty of space, this home might just be what you are looking for. This mansion was built in 2000 and includes 7 bedrooms, 3 kitchens, a huge basement, pool, and more. The total square footage is 13,485 square feet. So yeah, you will have space. For more information, contact Doug Duncan at Keller Williams Realty at 806-577-5595.