Daddy long legs usually live about one year , but depending on what you mean by “daddy long legs,” some can live up to around two to three years in good conditions.

Quick Scoop

  • Most daddy long legs (harvestmen, order Opiliones) live roughly one year from egg to adult death.
  • Males often die after mating, so they may not make it much beyond a year.
  • Females can survive longer; some live up to three years if food, shelter, and climate are favorable.
  • You’ll also see the name “daddy long legs” used for cellar spiders , which tend to live under a year , and sometimes just a short adult phase.
  • Environment, predators, and food supply all influence how long an individual actually survives.

Why the answers online vary

People use “daddy long legs” for different creatures (harvestmen vs. cellar spiders), which is why some sources say “10–15 days,” others “about a year,” and others “1–2+ years.” In everyday terms, if you see one hanging out in a corner of your bathroom or garden, you can think of its natural lifespan as roughly a single year , with some lucky females stretching into a second or even third year if life treats them kindly.

Information gathered from public forums or data available on the internet and portrayed here.