Excluding land, the structure commonly runs $150 to $250 per square foot with a production builder in 2026 and $250 to $500 or more custom, which puts a typical 2,300 square foot house at roughly $350,000 to $575,000 production built, and well past that custom, before the lot and the soft costs.
Every quoted answer to how much it costs to build a house is a per square foot number, and every per square foot number is missing something. It usually means the cost of construction: what the builder spends turning a prepared lot into a finished house. It usually does not mean the land, the design fees, the utility connections, the financing or the landscaping, and those together can be a third of what you actually write cheques for.
The ranges here are typical national figures for 2026 and local bids govern. The public sources worth reading are the National Association of Home Builders' Cost of Constructing a Home survey, which breaks a builder's costs into stages, and the Census Bureau's characteristics of new housing series, which reports what is actually being built and how big it is.
What the construction cost covers
The NAHB survey sorts a builder's construction cost into stages, and the list is a good checklist for reading any bid because it is the order the money leaves in.
- Site work: the building permit, impact and utility fees, architecture and engineering, and the inspections that gate each stage.
- Foundations: excavation, footings, the slab or basement walls, waterproofing, backfill and retaining walls where the lot needs them.
- Framing: lumber, trusses, sheathing, structural steel and the labor to stand it all up. The line most exposed to material price swings.
- Exterior finishes: roofing, siding or stucco, windows and exterior doors. The point at which the house is weathertight and the interior trades can start.
- Major systems rough-ins: plumbing, electrical and HVAC run before the walls close.
- Interior finishes: insulation, drywall, interior doors and trim, painting, cabinets, countertops, flooring, plumbing and lighting fixtures, appliances. The largest single stage in most surveys and the one where a buyer's selections move the total most.
- Final steps: driveway, landscaping, outdoor structures, final grading and clean-up.
What a per square foot quote leaves out
Land is the first and largest omission. A finished lot is commonly a fifth or more of what a new house sells for, and in constrained metros a great deal more. Raw land is cheaper and then costs money to make buildable: survey, soils report, clearing, grading, a driveway, a well and septic system where there is no municipal service.
Then the soft costs. Design and engineering, permits and plan review, impact fees that in some jurisdictions run into five figures per house, utility connection and tap fees, a construction loan's interest and closing costs, builder's risk insurance, and a contingency. A contingency of 5 to 10 percent of the construction budget is standard practice on a custom build and is spent more often than not.
Finally the things that arrive after the certificate of occupancy: window coverings, a fence, the rest of the landscaping, and furniture for rooms that did not exist before.
Production builder against custom
A production builder builds a handful of floor plans repeatedly on lots it already owns, buys material by the hundred houses, and sells you a finished home with a defined options list. That is where the lower end of the per square foot range comes from, and the price is usually a sale price including the lot rather than a construction cost.
A semi-custom builder starts from its own plans and lets you change them. A custom builder builds your architect's drawings on your lot, typically under a cost-plus or a fixed-price contract, and prices the whole thing one line at a time. The gap between the two is not only finishes: a one-off house has design fees, a longer schedule, more site supervision per house, and no volume purchasing behind it.
Owner-builder, where you hold the contracts yourself, saves the general contractor's fee, commonly 10 to 20 percent, and costs you the schedule, the subcontractor relationships and the liability. Lenders underwrite owner-builder loans more carefully for exactly that reason.
Construction loans, and why the same house costs different amounts in different metros
Building is usually financed with a construction loan that funds in draws as stages complete, with an inspection before each draw and interest charged only on the drawn balance. A construction-to-permanent loan closes once and converts to a mortgage at completion; a standalone construction loan is repaid by a separate mortgage afterwards, which means a second closing and a second set of costs. Lenders generally want the full plans, the specifications, a fixed budget and a builder they will approve, and they hold a contingency of their own.
The same drawings cost different amounts in different metros for reasons that have nothing to do with the house. Labor rates vary by a factor of two across the country. Impact fees, permit fees and plan review vary by more. Code differs: seismic detailing on the west coast, wind and flood construction on the coasts, and energy codes that set insulation, glazing and blower door targets state by state. Lot topography and soil decide the foundation. And material has to travel, so distance from a lumber yard, a plant and a ready-mix supplier shows up in the bid.
Questions people ask
Is it cheaper to build or buy a house?
In most markets buying an existing house is cheaper per square foot, because an existing house was built with older material prices and carries depreciation, while a new build pays today's labor, today's code and today's fees. Building wins on getting exactly the house you want, on efficiency and on maintenance deferred by twenty years. It is a market-by-market comparison, not a national one.
How long does it take to build a house?
A production house on a prepared lot commonly takes six to nine months from permit to certificate of occupancy. A custom house is more often ten to eighteen months of construction, on top of several months of design, engineering and permitting before anything is dug. Weather, inspection backlogs and long-lead items such as windows and electrical panels are the usual causes of a slip.
How much does the land add to the cost of building a house?
A finished lot commonly runs a fifth or more of the finished value of a new house, and far more in supply-constrained metros where the land is the scarce part. Raw land carries a lower price and a longer list: survey, soils testing, clearing, grading, a driveway, and water and sewer or a well and septic system before a foundation can be poured.