Spiders in Colorado

Spiders found in Colorado include 11 unique species from 50 confirmed sightings based on contributions made by Spider ID members. It is important to remember that spiders seen in Colorado are not bound by the territorial lines decided on by humans, therefore their distribution is subject to change. Occasionally, spiders can be found well outside of their known range due to being intentionally or accidentally transported by humans in cars, luggage, and other belongings.

Have you photographed spiders in Colorado?

Please consider submitting pictures to expand our confirmed sightings.

11 Species Found in Colorado

Colorado Sightings
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50 spider sightings have been made in Colorado by contributing members. Consider submitting confirmed sightings of your own.

Picture of Euophrys monadnock - Male - Dorsal Enlarge picture icon
Picture of Latrodectus hesperus (Western Black Widow) - Female - Ventral Enlarge picture icon
Picture of Latrodectus hesperus (Western Black Widow) - Female - Lateral Enlarge picture icon
Picture of Latrodectus hesperus (Western Black Widow) - Male,Female - Ventral Enlarge picture icon
Picture of Latrodectus hesperus (Western Black Widow) - Male - Dorsal Enlarge picture icon
Picture of Neoscona crucifera (Hentz Orb-weaver) - Female - Ventral,Webs,With Prey Enlarge picture icon
Picture of Neoscona crucifera (Hentz Orb-weaver) - Female - Eyes,Webs,With Prey Enlarge picture icon
Picture of Neoscona crucifera (Hentz Orb-weaver) - Female - Dorsal,Webs,With Prey Enlarge picture icon
Picture of Neoscona crucifera (Hentz Orb-weaver) - Female - Dorsal Enlarge picture icon
Picture of Phidippus audax (Bold Jumper) - Female - Dorsal Enlarge picture icon
Picture of Phidippus audax (Bold Jumper) - Male - Dorsal Enlarge picture icon
Picture of Salticus scenicus (Zebra Jumper) - Male - Dorsal Enlarge picture icon
Picture of Salticus scenicus (Zebra Jumper) - Female - Lateral Enlarge picture icon
Picture of Scotophaeus blackwalli (Mouse Spider) - Eyes Enlarge picture icon
Picture of Scotophaeus blackwalli (Mouse Spider) - Female - Dorsal Enlarge picture icon
Picture of Scotophaeus blackwalli (Mouse Spider) - Female - Eyes Enlarge picture icon
Picture of Tegenaria domestica (Barn Funnel Weaver) - Male - Eyes Enlarge picture icon
Picture of Tegenaria domestica (Barn Funnel Weaver) - Male - Dorsal Enlarge picture icon
Picture of Tegenaria domestica (Barn Funnel Weaver) - Male - Dorsal Enlarge picture icon
Picture of Hogna carolinensis (Carolina Wolf Spider) - Male - Dorsal Enlarge picture icon
Picture of Herpyllus ecclesiasticus (Eastern Parson Spider) - Female - Eyes Enlarge picture icon
Picture of Herpyllus ecclesiasticus (Eastern Parson Spider) - Female - Dorsal Enlarge picture icon
Picture of Herpyllus ecclesiasticus (Eastern Parson Spider) - Female - Dorsal Enlarge picture icon
Picture of Herpyllus ecclesiasticus (Eastern Parson Spider) - Male - Dorsal Enlarge picture icon
Picture of Herpyllus ecclesiasticus (Eastern Parson Spider) - Male - Dorsal,Eyes Enlarge picture icon
Picture of Herpyllus ecclesiasticus (Eastern Parson Spider) - Female - Dorsal Enlarge picture icon
Picture of Herpyllus ecclesiasticus (Eastern Parson Spider) - Female - Dorsal,Eyes Enlarge picture icon
Picture of Herpyllus ecclesiasticus (Eastern Parson Spider) - Male - Dorsal Enlarge picture icon
Picture of Herpyllus ecclesiasticus (Eastern Parson Spider) - Female - Dorsal Enlarge picture icon
Picture of Dysdera crocata (Woodlouse Hunter) - Female - Genitalia Enlarge picture icon
Picture of Dysdera crocata (Woodlouse Hunter) - Female - Ventral Enlarge picture icon
Picture of Dysdera crocata (Woodlouse Hunter) - Female - Eyes Enlarge picture icon
Picture of Dysdera crocata (Woodlouse Hunter) - Female - Dorsal,Eyes Enlarge picture icon
Picture of Dysdera crocata (Woodlouse Hunter) - Female - Dorsal,Lateral Enlarge picture icon
Picture of Dysdera crocata (Woodlouse Hunter) - Female - Dorsal Enlarge picture icon
Picture of Dysdera crocata (Woodlouse Hunter) - Female - Dorsal,Eyes Enlarge picture icon
Picture of Dysdera crocata (Woodlouse Hunter) - Female - Dorsal,Eyes Enlarge picture icon
Picture of Dysdera crocata (Woodlouse Hunter) - Male - Dorsal,Eyes Enlarge picture icon
Picture of Dysdera crocata (Woodlouse Hunter) - Male - Dorsal Enlarge picture icon
Picture of Dysdera crocata (Woodlouse Hunter) - Male - Dorsal Enlarge picture icon
Picture of Dysdera crocata (Woodlouse Hunter) - Male - Eyes Enlarge picture icon
Picture of Dysdera crocata (Woodlouse Hunter) - Male - Dorsal Enlarge picture icon
Picture of Argiope trifasciata (Banded Garden Spider) - Female - Ventral,Webs Enlarge picture icon
Picture of Argiope trifasciata (Banded Garden Spider) - Female - Dorsal,Webs Enlarge picture icon
Picture of Argiope trifasciata (Banded Garden Spider) - Female - Dorsal,Webs Enlarge picture icon
Picture of Agelenopsis spp. (Grass Spiders) - Dorsal Enlarge picture icon
Picture of Agelenopsis spp. (Grass Spiders) - Lateral Enlarge picture icon
Picture of Agelenopsis spp. (Grass Spiders) - Male - Dorsal,Eyes Enlarge picture icon
Picture of Agelenopsis spp. (Grass Spiders) - Dorsal Enlarge picture icon
Picture of Agelenopsis spp. (Grass Spiders) - Dorsal,Lateral Enlarge picture icon