• In captivity it has lived about 10–15 years.
• Litters usually contain 1–4 kittens.

Jaguarundis typically live from fourteen years to twenty-three years and three months, with a maximum lifespan of eighteen years and seven months; the theoretical lifespan ranges from nine years and four months to eighteen years and seven months. The species reaches sexual maturity between two and three years of age, and the young’s eyes open between one and two weeks after birth. The young begin to walk between two weeks and four days and four weeks of age. The embryo stage involves development within the mother. The kitten stage lasts from one day to one year, during which the young live with the mother, are fed milk, and learn to hunt. The adult stage lasts from one year and one month to seventeen years and ten months, marking a period when the animal hunts and can reproduce.