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Macaulay & Modified Duration Bond Calculator

D = Σ(t×PV(CF_t)) / P — price sensitivity to rate change.

Calculates Macaulay duration and modified duration of a bond from coupon, yield, face value, and years to maturity.

Daniel Oh By Daniel Oh
Published Last reviewed 1 min read

Inputs

Results

Enter values and click Calculate to see results.
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How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

Modified Duration = Macaulay Duration / (1 + y/m)

In depth

Calculates Macaulay duration and modified duration of a bond from coupon, yield, face value, and years to maturity.