Best Life pored over multiple sources in order to determine the highly venomous spiders in every U.S. state, using SpiderIdentifications.com as our main resource for the following list, and verifying the information with at least one other credible source wherever possible, including those from each state’s health department. However, it is important to keep in mind that nearly all spiders are technically venomous to some degree, but we only included species that are widely considered to be the biggest threats. With that said, read on to discover how many highly venomous spiders live in your state and around the country. RELATED: This Is How Many Types of Venomous Snakes Are in Your State. There are no highly venomous spiders native to the state of Alaska. RELATED: If You Live in These States, Prepare for More of This Deadly Spider, Experts Say. RELATED: If You See This Rare Venomous Spider, Keep Your Distance. There are no highly venomous spiders native to the state of Maine. RELATED: For more interesting info on spiders and other creepy critters delivered straight to your inbox, sign up for our daily newsletter. RELATED: If You Live in These States, Prepare to See More Tarantulas.ae0fcc31ae342fd3a1346ebb1f342fcb RELATED: This Is When You’re Most Likely to Encounter a Snake, Experts Say.