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Macaulay duration

Calculate Macaulay duration instantly with the exact formula and a worked example. Free online calculator — no signup.

Macaulay duration

Term, years
y/yr
Coupon, %
Macaulay duration
4.5347yrs
Σ t·PV(CF) / PCalculate Macaulay duration instantly with the exact formula and a worked example. Free online calculator — no signup.
D
4,535 yrs

More about: Macaulay duration

What it calculates

The “Macaulay duration” calculator computes Macaulay duration in yrs from 3 parameters: term, years, y/yr, coupon, %.

Used by investors to estimate returns, project savings, and analyze a portfolio.

Example calculation

With parameters Term, years = 5, y/yr = 0.06, Coupon, % = 5 the result is 4.53 yrs (Σ t·PV(CF) / P).

How to use

  1. Enter the parameter values — every field above is adjustable with a slider.
  2. The result and related metrics are calculated automatically as you type.
  3. Use the additional metrics shown (if any) where needed.
  4. Copy the result or bookmark the page.

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