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 | People | vs. typical |
|---|---|---|
| Boston College High School Massachusetts | 43.5× | |
| Our Lady Queen of Angels Seminary California | 73.8× | |
| Regis High School New York | 26.3× | |
| St. Joseph's Preparatory School Pennsylvania | 23.8× | |
| Creighton Preparatory School Nebraska | 28.3× | |
| Loyola High School California | 21.0× | |
| Camden Catholic High School New Jersey | 25.4× | |
| Fordham Preparatory School New York | 17.2× | |
| Roman Catholic High School Pennsylvania | 15.2× | |
| West Philadelphia Catholic High School Pennsylvania | 17.2× | |
| Canisius High School New York | 13.1× | |
| Cretin-Derham Hall High School Minnesota | 11.8× | |
| Xavier High School New York | 12.5× | |
| Gonzaga College High School | 8.8× | |
| St. Xavier High School Ohio | 3.9× | |
| Saint John's Catholic Prep Maryland | 6.5× |
| School | % of its noted alumni | People |
|---|---|---|
| Our Lady Queen of Angels Seminary California | 7 | |
| Boston College High School Massachusetts | 15 | |
| Creighton Preparatory School Nebraska | 5 | |
| Regis High School New York | 7 | |
| Camden Catholic High School New Jersey | 3 | |
| St. Joseph's Preparatory School Pennsylvania | 7 | |
| Loyola High School California | 3 | |
| West Philadelphia Catholic High School Pennsylvania | 3 | |
| Fordham Preparatory School New York | 4 | |
| Roman Catholic High School Pennsylvania | 3 | |
| Canisius High School New York | 3 | |
| Xavier High School New York | 5 | |
| Cretin-Derham Hall High School Minnesota | 3 |