Are house spiders harmless?
Mia Horton
Updated on January 16, 2026
Myth: Spiders in the home are a danger to children and pets.
Fact: House spiders prey on insects and other small creatures. They are not bloodsuckers, and have no reason to bite a human or any other animal too large for them to eat.Are house spiders friendly?
House Spiders Pose Very Little DangerThey rarely bite people, and even when they do, most species' venom causes only moderate and short-lived effects. That's true for the vast majority of house spiders, which have no incentive to bite anything they can't eat unless they think it's a matter of life or death.