How does Joe Serna Jr. Charter compare to other elementary schools in Acampo?

Joe Serna Jr. Charter has a SchoolScope composite score of 44.3/100, placing it at the 52nd percentile statewide. 14% of students exceed standard, with a total of 936 students tested across grades and subjects.

What percentage of students exceed standards at Joe Serna Jr. Charter?

13.9% of students at Joe Serna Jr. Charter exceed the state standard on CAASPP assessments, while 44.4% meet or exceed it. The gap between these two numbers reveals whether the school pushes students beyond basic proficiency.

Is Joe Serna Jr. Charter improving or declining?

Joe Serna Jr. Charter's proficiency rate decreases by 12.8 percentage points from grade 3 to grade 5, suggesting the school is not sustaining early academic gains.

What is the chronic absenteeism rate at Joe Serna Jr. Charter?

8.7% of students at Joe Serna Jr. Charter 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.

Joe Serna Jr. Charter

Lodi Unified Acampo San Joaquin County 95220 Charter

Composite Score

out of 100

State Percentile

of elementary schools

State Rank

936 students tested

School overview

Enrollment

366 students

Student-Teacher Ratio

20:1

Free/Reduced Lunch

79%

Teachers

18 full-time

Student demographics

Hispanic 82.2%

White 13.9%

Asian 0.8%

Black 0.6%

Other 2.5%

Performance breakdown

Performance breakdown for Joe Serna Jr. Charter
Category	Percentage
Exceeded Standard	13.9%
Met Standard	30.5%
Below Standard	55.6%

Exceeded

13.9%

Met

30.5%

Below

55.6%

What other rankings don't show you

Most rating sites report "44% proficient" for Joe Serna Jr. Charter and stop there. Here's what that number hides:

13.9% of students exceeded standard while 30.5% merely met it. That exceeded rate is 7.1 points below the state average of 21.0%. That's 2.6 points above the Lodi Unified district average of 11.3%. Nearby schools (within ~3 miles) average 12.7% exceeded — about the same. The gap between "met" and "exceeded" is the difference between a school that clears the bar and one that raises it.

Proficiency drops by 12.8 percentage points from grade 3 to grade 5 — a signal that the school may not be sustaining early gains.

Chronic absenteeism is 8.7%, better than the state average of 18.7%.

Key metrics

% Exceeded Standard

13.9%

Students scoring above proficient

% Met or Above

44.4%

Students meeting standard

Growth (G3→G5)

-12.8pp

Change in proficiency rate

Chronic Absenteeism

8.7%

Students missing 10%+ of days

Suspension Rate

1.1%

Students suspended at least once

Total Tested

936

Across all grades & subjects

ELA scores by grade

Grade	Tested	Exceeded	Met	Nearly Met	Not Met	Met+Above
3rd	43	23.3%	25.6%	18.6%	32.6%	48.8%
4th	41	9.8%	43.9%	36.6%	9.8%	53.7%
5th	40	15.0%	27.5%	22.5%	35.0%	42.5%
6th	38	15.8%	28.9%	34.2%	21.1%	44.7%
7th	40	20.0%	35.0%	25.0%	20.0%	55.0%
8th	32	21.9%	46.9%	12.5%	18.8%	68.8%

Math scores by grade

Grade	Tested	Exceeded	Met	Nearly Met	Not Met	Met+Above
3rd	43	11.6%	30.2%	18.6%	39.5%	41.9%
4th	41	14.6%	36.6%	24.4%	24.4%	51.2%
5th	40	2.5%	20.0%	27.5%	50.0%	22.5%
6th	38	10.5%	18.4%	34.2%	36.8%	28.9%
7th	40	12.5%	40.0%	20.0%	27.5%	52.5%
8th	32	9.4%	12.5%	46.9%	31.3%	21.9%