With less functional restrictions than when renovating a full bath, a half bath remodel offers opportunities to showcase your personal style. These half bathroom remodeling ideas can inspire a transformation that is sure to impress guests and family members alike. Most homeowners spend between $1,250 and $4,200 to clear the land and prepare a construction site to build a house. However, due to a wide range of potential tasks, the cost can be as low as $350 and as high as $8,000. The average cost per square foot ranges between $1.28 and $2, so a half-acre lot of land (about 20,000 square feet) could cost as much as $40,000 to prepare. .