Choosing the new-construction route comes with challenges like cost overruns, permitting delays and supply-chain issues, but also the promise of getting a fully customized home.

The cost of a home addition typically ranges from $21,936 to $83,339, according to Angi. But really, you can expect to spend ...

From site work and framing to exterior and interior finishes, here is a line-by-line breakdown of how much it costs to construct a new house.