Awasome Average Build Costs Per Square Foot 2022. On larger projects, a professional is usually retained to put the project out to tender, appoint. Web the average cost of land in sydney was $1285 per sqm, melbourne $819 per sqm and adelaide $400 per sqm.

£2,300/m 2 68% of buildings. Web generally, the building cost per square foot decreases as the size of the house gets bigger, and increases as the house gets smaller. Web the average american family of three to four people can fit comfortably in a house of roughly 2,000 square feet.