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Height cm → in

Convert height from cm to in

Sources last checked: 2026-11-03

Height cm → in

Convert height from cm to in

Fill in every field to see the result.

Converts units only; reference ranges depend on the laboratory, the assay and the patient.

Source: NIST Special Publication 811 (2008), Guide for the Use of the International System of Units — Appendix B.8/B.9 conversion factors: 1 lb = 0.45359237 kg, 1 in = 2.54 cm, 1 mmHg = 133.322 Pa, t/°C = (t/°F − 32)/1.8.Open

What is the Height cm → in?

This converter changes height from centimetres — used in Europe, Turkey and in medical formulas — into inches, used in the USA (often as feet and inches). It divides by 2.54, the exact definition of the inch.

When to use it

  • Communicating with US colleagues or filling in US-based forms
  • Checking a formula or nomogram that expects inches
  • Explaining a height to someone used to feet and inches

When not to use it

  • BMI and body-surface-area calculations in SI formulas — keep height in cm or m
  • Converting to feet and inches without the remainder step (see FAQ)

How it is calculated

in = cm ÷ 2.54

Clinical pearls and limitations

  • Converts units only; reference ranges depend on the laboratory, the assay and the patient.
  • 1 cm ≈ 0.3937 in.
  • To express inches as feet and inches, divide by 12: the whole number is feet, the remainder is inches.
  • Round to one decimal place; more digits suggest measurement precision that is not there.

Frequently asked questions

How do I convert centimetres to inches?

Divide by 2.54. Example: 180 cm ÷ 2.54 = 70.9 in; 165 cm ÷ 2.54 = 65.0 in.

How do I convert cm to feet and inches?

Divide cm by 2.54 to get inches, then divide by 12. Example: 180 cm = 70.9 in = 5 ft 10.9 in.

How many inches is 1 cm?

About 0.3937 in (1 ÷ 2.54).

Evidence and guidelines

  1. Primary source: NIST Special Publication 811 (2008), Guide for the Use of the International System of Units — Appendix B.8/B.9 conversion factors: 1 lb = 0.45359237 kg, 1 in = 2.54 cm, 1 mmHg = 133.322 Pa, t/°C = (t/°F − 32)/1.8.

Have a follow-up question?

Medelix answers clinical questions from current guidelines and studies — every statement with its source.

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For healthcare professionals and medical students. These tools support, and do not replace, clinical judgement. Always check results against the original source and your local protocols.