← All lists

Top 5 largest organs in the human body (by mass)

evergreen

Average organ mass in an adult — Anatomy

Snapshot · 2026-05-31

  1. 1

    Skin

    ~3.6 kg

  2. 2

    Liver

    ~1.5 kg

  3. 3

    Brain

    ~1.4 kg

  4. 4

    Lungs (pair)

    ~1.1 kg

  5. 5

    Heart

    ~0.3 kg