5 Smartest States with the Highest Average IQ

4. Vermont

State IQ Score: 102.2

Vermont is a landlocked New England state in the Northeastern region, and it is the second least populated state in the US. Nicknamed “The Green Mountain State”, Vermont is known for its charm and natural beauty. With an estimated IQ score of 102.2, Vermont ranks fourth on our list of 25 smartest states with the highest average IQ.