They may be significant due to their present or possibleeconomic value, but also because they create a certain emotion withinus, or because they make us feel as though we belong to something â a country, a tradition, a way of life.
On average, slab foundations cost about $20,000 to $30,000 for mid-to large-sized homes. However, keep in mind that prices vary based on the size and layout of your home, and your geographic location.
$5.40 - $6.01 per square foot (4 inch reinforced slab on grade). Price includes concrete slab-on-grade foundation installation. Estimate takes into account site preparation, gravel base, and rebar for rectangular slab.5.33 - $5.93 per square foot (4 inch reinforced slab on grade). This is an estimated quote for concrete foundation installation. Price also includes grading, 4 thickness, gravel base, rebar, and basic finishing. Does not include design, drawings, major excavation, piers, soil testing, columns, and deep foundations.