1 1 cubic foot natural gas = 0.012 gallons natural gas. 2  100 cubic feet natural gas = 1.2 gallons natural gas. 3  1 gallon natural gas = 82.62 cubic feet natural gas.  100 gallons natural gas = 8262 cubic feet natural gas.
Depending on finishes tile vs vinyl in wet area's, material selected for shower surrounds, counters tops, fixtures both plumbing and electrical and quality of cabinetry, your looking at $85 to $100 per square foot to build a basic home.epending on finishes tile vs vinyl in wet area's, material selected for shower surrounds, counters tops, fixtures both plumbing and electrical and quality of cabinetry, your looking at $85 to $100 per square foot to build a basic home.
Using these numbers we can estimate that the total cost to build the home will be $225 per square foot. If we do a little more quick math, that puts our total home construction cost at $562,500 ($225 x 2,500). As you can see, the cost per square foot is not as simple as it might seem.