How Calculated:
Estimated number of people 25 years and over who have completed High School (Includes Equivalency), divided by the total number of people 25 years and over; expressed as percent.
Source: American Community Survey
Koch and Co
Ephemeral New York has a great article on the stately building, and former department store on 125th street between Lenox and Adam Clayton Powell Jr. Blvds, Koch and Co.: