Total enrollment
2,447
-695 (-22%) vs SY 2020-21
5 schools in Altadena
California · Public K-12
In total, Altadena hosts 5 public K-12 schools with about 2,447 students, an average of 489 per school.
4-year change in Altadena
SY 2020-21 vs SY 2024-25School count
5
-3 (-37%) vs SY 2020-21
Source: NCES Common Core of Data, enrollment-weighted demographic averages
Residents
41,705
all ages · ACS 5-yr
Students
2,447
public K-12 · NCES
Schools
5
public K-12
| Name | Level | Grades | Enrollment |
|---|---|---|---|
| Altadena Elementary | Elementary | KG-05 | 527 |
| Charles W. Eliot Middle | Middle | 06-08 | 407 |
| Mary W. Jackson STEAM Multilingual Magnet Elementary | Elementary | KG-05 | 658 |
| OCS - South | Elementary | KG-08 | 392 |
| Odyssey Charter | Elementary | KG-08 | 463 |
About Altadena
Altadena is a thinly populated California city in terms of public-school footprint, with 5 schools and 2,447 students total.
On the school-mix side, the city is made up of 4 elementary, and 1 middle.
Schools in Altadena average about 489 students each, 15% meaningfully below the California norm.
Over the past 4-year window. Across the same 4-year window, public-school enrollment contracted 22%: 3,142 students in SY 2020-21 versus 2,447 in SY 2024-25. Altadena now counts 5 public schools, down from 8 in SY 2020-21.
On this page, the community for Altadena discusses comparison threads between local schools and program reviews. Anyone with firsthand knowledge of these schools is welcome to weigh in.