How many hairs are on a human head? August 3, 2020 by Pamela Landy About 100,000 hairs are on a human head. Human hairs grow about 0.01 inch every day. Related Answers Why does MGM have a lion for a trademark animal? How much hair does an average person lose each day? What day was Louis B. Mayer’s birthday? How many French and Indian Wars were there and what were they called in England? Who were the first women to head the two major political parties in the United States? How much of your body’s heat do you lose by not covering your head in the cold?