What is Marginal Tax Rate?

Quick definition

Marginal tax rate is the tax rate applied to your next dollar of taxable income.

Tax & payInvestingGeneral

Overview

In property models, marginal tax rate helps estimate the tax effect of rental profit or loss changes.

Auto-estimated rates are useful for planning, while manual mode can reflect known personal tax assumptions.

Why it matters

  • Strongly influences estimated tax benefit or tax cost outcomes.
  • Incorrect rate assumptions can distort after-tax cash flow interpretation.

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