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Home Office Deduction Calculator

Estimate and compare the simplified method vs a regular-method percentage estimate. Calculations run locally in your browser.

Informational only

This is an estimate for planning. Home office deduction rules can be nuanced and vary by situation and jurisdiction.

  • Simplified method shown as $5/sq ft capped at 300 sq ft (max $1,500).
  • Regular method is a percentage-based estimate and may not reflect all limitations.
  • Not tax or legal advice.

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Compare simplified vs regular method instantly.

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Frequently Asked Questions

Is this calculator tax advice?

No. This calculator is for informational purposes only and is not tax or legal advice. Home office deduction rules can be nuanced. If you need certainty, consult official guidance and a qualified professional.

What is the simplified method?

The simplified method estimates your deduction as $5 per square foot of qualified office space, capped at 300 sq ft (a maximum of $1,500). Eligibility rules still apply.

What is the regular method?

The regular method estimates your deduction as your business-use percentage (office sq ft ÷ total home sq ft) multiplied by certain home expenses. Real tax rules may include additional limits and documentation requirements.

Do I qualify for the home office deduction?

Rules vary, but many jurisdictions require the home office to be used regularly and exclusively for business. Review official guidance for your situation.

What expenses can be included in the regular method?

Common categories include rent (or mortgage interest), utilities, and certain maintenance costs. Treatment can vary by jurisdiction and circumstance, so confirm with official guidance.

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