Mt. Lassen Charter: The scores are below where anyone wants them. Here's what they don't tell you.
Mt. Lassen Charter posts low test scores — and suspensions run below the state rate (0.9% vs 1.6%). If this is your zoned school, the numbers below are where to start a conversation, not where to end one.
Mt. Lassen Charter scores 19 of 100 on SchoolScope's Scope Score — the 2nd percentile of 5,744 California elementary schools (CDE CAASPP 2025).
Measures test performance, attendance, and climate — not arts, community, or your kid. How we score →
Most rating sites would stop at “5% proficient” and call it done. Mt. Lassen Charter deserves a closer read. The school sits in Herlong, where two-thirds of students qualify for free or reduced lunch — and reading the numbers without that context misreads the school.
Test scores are one lens, and at this school they're a rough one right now. The sections below show the fuller picture — including the parts that are working.
As a charter, Mt. Lassen Charter enrolls by application, not address — the score reads the same, the enrollment path doesn't.
The 4 things our score weighs
Ask what changed in the last two years, and what the school is asking families for. Growth shows up in these numbers a year or two after it shows up in classrooms.
Where the path goes
The path below follows attendance boundaries — scores shown for each next step.
K-12 Path
Mt. Lassen Charter serves grades K-12 — students can complete their entire K-12 education here.
Your other options
The community around it
Student demographics
Subgroup Growth by Grade
Subgroups with fewer than 10 tested students per grade are not shown.
Funding Breakdown
Neighborhood Context
Whole Child
Source: CDE SARC, 2024-25
Frequently asked questions
Is Mt. Lassen Charter a good elementary school?
What are Mt. Lassen Charter's CAASPP test scores?
How does Mt. Lassen Charter rank in California?
What is the attendance and school culture like at Mt. Lassen Charter?
How does Mt. Lassen Charter compare to other schools in Herlong?
A low score doesn't tell the whole story. Read: Your School Scored Low — Here's What That Actually Means
For the data nerdsEvery number on this page
Score factors, grade-level breakdowns, subgroup proficiency, and peer comparisons.
Every number on this page
Score factors, grade-level breakdowns, subgroup proficiency, and peer comparisons.
| ELA | Tested | EXC | MET | NEAR | NOT | MET+ | +/CA |
|---|---|---|---|---|---|---|---|
| Grade 3 | 6 | — | — | — | — | — | — |
| Grade 4 | 10 | — | — | — | — | — | — |
| Grade 5 | 11 | 0% | 9% | 18% | 73% | 9% | −39 |
| Grade 6 | 14 | 0% | 7% | 14% | 79% | 7% | −39 |
| Grade 7 | 10 | — | — | — | — | — | — |
| Grade 8 | 9 | — | — | — | — | — | — |
| Grade 11 | 16 | 6% | 38% | 13% | 44% | 44% | −3 |
| Math | Tested | EXC | MET | NEAR | NOT | MET+ | +/CA |
|---|---|---|---|---|---|---|---|
| Grade 3 | 6 | — | — | — | — | — | — |
| Grade 4 | 10 | — | — | — | — | — | — |
| Grade 5 | 11 | 0% | 0% | 18% | 82% | 0% | −35 |
| Grade 6 | 14 | 0% | 0% | 14% | 86% | 0% | −35 |
| Grade 7 | 10 | — | — | — | — | — | — |
| Grade 8 | 8 | — | — | — | — | — | — |
| Grade 11 | 16 | 0% | 0% | 13% | 88% | 0% | −23 |
| Science (CAST) | Tested | EXC | MET | NEAR | NOT |
|---|---|---|---|---|---|
| Grade 5/8/11 | 37 | 0% | 16% | 68% | 16% |
CAST is tested in grades 5, 8, and once in high school — not annually. Not part of the Scope Score.
| School | Dist | Scope | EXC | MET+ | Growth | Susp |
|---|---|---|---|---|---|---|
| Mt. Lassen Charter ← | — | 19 | 0.0% | 4.5% | — | 0.9% |
| California average | — | 45 | 21.3% | 42.7% | −2.9 | 1.6% |
- — Growth data isn't available — the state needs matched grades across years to compute it.
- — Subgroup results are suppressed for small student counts (fewer than 15 tested), following CDE privacy rules.
- — Scored here as an elementary school — other grade spans appear in the data appendix.