Which high schools produce the most (left), and where it's the biggest part of the school's identity (right). People who came of age recently weigh more than those from earlier eras.
| School | % of its noted alumni | People |
|---|---|---|
| George W. Hewlett High School New York | 8 | |
| Francis W. Parker School Illinois | 4 | |
| John Thomas Dye School California | 3 | |
| Syosset High School New York | 5 | |
| Scarsdale High School New York | 9 | |
| St. John's Preparatory School Massachusetts | 3 | |
| Professional Performing Arts School New York | 3 | |
| Agoura High School California | 4 | |
| South Side High School New York | 4 | |
| Buckingham Browne & Nichols School Massachusetts | 3 | |
| Crossroads School for Arts & Sciences California | 7 | |
| New Trier High School Illinois | 3 | |
| The Buckley School California | 4 | |
| Lower Merion High School Pennsylvania | 3 | |
| Marietta High School Georgia | 3 |