Hair Growth Calculator

Estimate growth, time needed, or final hair length using a simple average growth rate.

Inputs

Calculation mode

Time span ⓘ

Show growth in

Desired growth ⓘ

Show time in

Current hair length ⓘ

Duration ⓘ

Show results in

Results

Estimated result

Additional result

Average growth rate used: 1.27 cm/month (about 0.5 in/month).
Convert time to months or length to centimeters first.
Use growth = rate × time and final length = current length + growth.

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