How does Corte Madera compare to other middle schools in Portola Valley?

Corte Madera has a SchoolScope composite score of 76.7/100, placing it at the 99th percentile statewide. 61% of students exceed standard, with a total of 308 students tested across grades and subjects.

What percentage of students exceed standards at Corte Madera?

60.7% of students at Corte Madera exceed the state standard on CAASPP assessments, while 86.2% meet or exceed it. The gap between these two numbers reveals whether the school pushes students beyond basic proficiency.

Is Corte Madera improving or declining?

Based on CAASPP data, Corte Madera's proficiency rate increases by 5.5 percentage points from Grade 6 to grade 8 growth. This suggests the school may be adding value over time.

What is the chronic absenteeism rate at Corte Madera?

4.7% of students at Corte Madera are chronically absent (missing 10% or more of school days). This metric reflects school culture and family engagement, and is weighted at 15% in our composite score.

Corte Madera

Middle School

Portola Valley Elementary Portola ValleySan Mateo County94028

📍 4575 Alpine Road

Composite Score

out of 100

State Percentile

of middle schools

State Rank

of 1,714 California middle schools

⭐

High Ceiling

A high-ceiling school — students here are pushed to exceed, not just meet, the standard.

Composite scores are SchoolScope's analysis of public data from the California Dept. of Education (CAASPP, chronic absenteeism, suspension rates). They are not official CDE ratings and should not be the sole basis for school decisions. See methodology.

School overview

Enrollment

258 students

Student-Teacher Ratio

12:1

Free/Reduced Lunch

Teachers

22 full-time

Dashboard indicators

ELA Year-over-Year

Maintained

-0.6 pts DFS change

Math Year-over-Year

Maintained

-0.3 pts DFS change

Data source: California School Dashboard 2025, ELPAC 2024

Student demographics

Hispanic12.4%

White66.7%

Asian5.8%

Black1.2%

Other13.9%

Performance breakdown

Performance breakdown for Corte Madera
Category	Percentage
Exceeded Standard	60.7%
Met Standard	25.5%
Below Standard	13.8%

What other rankings don't show you

Most rating sites report "86% proficient" for Corte Madera and stop there. Here's what that number hides:

60.7% of students exceeded standard while 25.5% met it. That exceeded rate is 43.4 points above the state average of 17.3%. The gap between "met" and "exceeded" can reveal how much a school's curriculum challenges students beyond proficiency.

Students here improve by 5.5 percentage points from Grade 6 to grade 8 growth, suggesting the school is adding value beyond what students arrive with.

California's Dashboard shows ELA performance maintained and Math maintained year-over-year.

Chronic absenteeism is 4.7%, better than the state average of 19.3%.

Why the exceeded vs. met split matters →

Key metrics

% Exceeded Standard

60.7%

Students scoring above proficient

% Met or Above

86.2%

Students meeting standard

Growth (G6→G8)

+5.5pp

Change in proficiency rate

Chronic Absenteeism

4.7%

Students missing 10%+ of days

Suspension Rate

0.4%

Students suspended at least once

Total Tested

308

Across all grades & subjects

Grade trajectory

ELA Trajectory

G6 → G7 → G8

Math Trajectory

G6 → G7 → G8

ELA scores by grade

Grade	Tested	Exceeded	Met	Nearly Met	Not Met	Met+Above
4th	49	65.3%	12.2%	12.2%	10.2%	77.5%
5th	49	61.2%	26.5%	6.1%	6.1%	87.8%
6th	51	51.0%	37.3%	9.8%	2.0%	88.2%
7th	49	44.9%	40.8%	12.2%	2.0%	85.7%
8th	54	68.5%	24.1%	3.7%	3.7%	92.6%

Math scores by grade

Grade	Tested	Exceeded	Met	Nearly Met	Not Met	Met+Above
4th	49	57.1%	20.4%	14.3%	8.2%	77.5%
5th	49	73.5%	14.3%	8.2%	4.1%	87.8%
6th	51	66.7%	15.7%	17.6%	0.0%	82.3%
7th	49	57.1%	22.4%	6.1%	14.3%	79.6%
8th	54	75.9%	13.0%	5.6%	5.6%	88.9%

K-12 Feeder PathBoundary data

Elementary

Ormondale Elementary

No score

▼

Middle

Corte Madera

76.799th pctile

This school

▼

High School

No feeder data available for this level

Feeder patterns derived from 2015-16 NCES attendance boundary data. Boundaries may have changed. Contact your school district for current information.