Here’s a look at the average cost to build a 2,000-square-foot home in each state: How much it costs to build a house also depends on where you build it. You don’t want to cram your family into a house that’s way too small, and you also don’t want to waste money on space you don’t need. You can see now why tiny homes are so popular! But before you jump on that bandwagon, think realistically about how much space you need. 2 Here’s how that plays out for different home sizes: The average cost to build a house by size is about $150 per square foot.
