Spiders in Utah

Utah has about 620 varied spider species, of which approximately 22 of them are unique. Some of the dangerous and deadly spiders that mostly inhabit the northern part of Utah include desert recluse, hobo, black widow, and golden huntsman.

Common Spiders: Southern Black Widow (Latrodectus mactans), Hobo (Eratigena agrestis) Woodlouse (Dysdera crocata), Golden Huntsman (Beregama aurea)

Largest Spiders: Hobo (Eratigena agrestis), Woodlouse (Dysdera crocata)

Highly Venomous Spiders


Cobweb (Theridiidae)

Wolf (Lycosidae)

Less Venomous Spiders

Orb-weaver (Araneidae)

Jumping (Salticidae)

Spitting (Scytodidae)

  • Scytodes thoracica

Ground (Gnaphosidae)

  • Sergiolus montanus

Cobweb (Theridiidae)

Funnel Weaver (Agelenidae)

Crab (Thomisidae)

Huntsman (Sparassidae)

  • Golden Huntsman (Beregama aurea)

Prowling (Miturgidae)

  • Long-legged Sac (Cheiracanthuim mildei)

Wolf (Lycosidae)

  • Hogna antelucana
  • Geolycosa rafaelana
  • Arctosa alpigena