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Spiders in Pennsylvania

Spiders found in Pennsylvania include 46 unique species from confirmed sightings by contributing members of Spider ID. It is important to remember that spiders seen in Pennsylvania 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.

46 Species Found in Pennsylvania

Pennsylvania Sightings
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Picture of unidentified spider Enlarge Picture
Picture of unidentified spider Enlarge Picture
Picture of unidentified spider Enlarge Picture
Picture of unidentified spider Enlarge Picture
Picture of unidentified spider Enlarge Picture
Picture of Argiope trifasciata (Banded Garden Spider) - Female - Webs Enlarge Picture
Picture of unidentified spider Enlarge Picture
Picture of Araneus diadematus (Cross Orb-weaver) Enlarge Picture