Portfolio.com has revealed its latest “U.S. Uncovered” study, ranking cities according to a unique brainpower index. The study, which looked at the education levels of the residents from the 200 largest metros, named Boulder, Colorado as No. 1, with the strongest brainpower population. Boulder, home to the University of Colorado, is also the residence of the most well-educated population, with five out of six adults (82.5%) having attended college. The city also holds the record for the highest percentage of residents to earn a master’s or other graduate degrees (26%). The city’s success is credited to an economic mix that places a high premium on education and is a hub for electronics, high-technology and aerospace companies. Colorado is the only state to have two cities in the top 10, with Fort Collins ranking as the fifth most educated city. The Most Educated Cities:

1. Boulder, Colorado
2. Ann Arbor, Michigan
3. Washington D.C.
4. Durham, North Carolina
5. Fort Collins, Colorado