38+ Cost Of Basement Foundation Vs Crawl Space Gif. And don't forget the ongoing cost of heating and cooling the additional space that would probably never be remodeled anyways. A new basement will require excavation down to eight feet.
Actually, i'm leaning towards a slab, just because animals couldn't crawl under the house and die or. A crawlspace is the area between the ground and the home's first floor. A slab would for sure be the safest route, since crawlspaces also invite the same risks of water infiltration, and they add cost for very little.
However, the added cost to create usable basement space is a worthwhile investment.
Converting a crawlspace to a completely finished basment costs $50 per square foot on. Yes, there is extra cost involved to turn your proposed crawl space into a basement. The house foundation types are basement, crawl space and slab. Crawl space foundations cost approximately $7 per square foot.