How much home office deduction can I take for 2025?

Compare the simplified and actual-expense home office deduction for 2025 or 2026. Enter home and office square footage plus expenses to estimate each method and see which yields a larger Schedule C deduction under IRS rules.

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How this calculation works

  • Simplified method multiplies office square feet by $5 up to 300 sq ft.
  • Actual method allocates home expenses by office-use percentage.
  • Compares both methods to show potential deductions.

Common mistakes and caveats

  • Home office deductions may be limited by business income.
  • Expenses must be properly allocated between personal and business use.
  • Rules differ for employees versus self-employed filers.

FAQ

Is the simplified method limited?

Yes. The simplified method uses $5 per square foot up to 300 square feet.

Last updated & sources

Last updated January 27, 2026.

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