Barndominium Cost Calculator

Model a metal-building home as shell, finish-out, site utilities, and garage components instead of treating its advertised price per square foot as a full build.

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Your project scope

Footprint (sq ft)
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Footprint (sq ft)

Enter the planned sq ft amount.

Stories / shell height
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Stories / shell height

Taller walls and loft framing change the steel and erection package.

Finish-out percentage
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Finish-out percentage

This captures interior partitions, mechanicals, finishes, and kitchens.

Septic / well package
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Septic / well package

Rural utility work varies drastically by site and jurisdiction.

Garage bays
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Garage bays

Bays add doors, slab allowances, and enclosed shell area.

Your state
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Your state

Scales U.S.-average labor and material midpoints for typical state-level pricing. It is not an on-site bid.

How to use this calculator

  1. Enter the footprint (sq ft).
  2. Choose each scope driver to reflect your project.
  3. Select your state for cost scaling.
  4. Review the itemized components before requesting bids.

Results explained

This model uses separate construction components rather than a single blanket rate. The band reflects common variation in access, design, and contractor pricing.

Quick reference: Barndominium Cost cost drivers

Installed U.S.-average midpoints before the selected state adjustment.

ScopeMidpoint
Standard shell$72/sq ft
Standard finish-out+$105/sq ft
Septic + well$32,000
Two garage bays$20,000

These are planning midpoints, not a site inspection, engineering opinion, or contractor proposal.

How the estimate is built

Shell height and finish-out are applied to footprint. Rural utilities, garage bays, and a permitting allowance appear as their own lines.

Example scenario

An 1,800 sq ft standard-height home with standard finish-out, septic, and two bays models near $375,000 before state scaling.

FAQ

Is a barndominium cheaper than a house?

The shell can be efficient, but finished living space still needs the same systems and code work.

Does this include land?

No. Land, financing, and long access drives are not included.

Are pole barns the same thing?

Not always. A residential structure needs an engineered, code-compliant design.