Item: Conservatory Lab Charter School District
Rating: 3
Author: ��������

Conservatory Lab Charter School District

395 Columbia Road
Dorchester, MA 02125

Bottom 50%

For the 2025-26 school year, there is 1 public school serving 444 students in Conservatory Lab Charter School District. This district's average is 3/10, which is in the bottom 50% of public schools in Massachusetts.

Public School in Conservatory Lab Charter School District have an score of 29% (versus the Massachusetts public school average of 43%), and score of 37% (versus the 45% statewide average).

Minority enrollment is 96% of the student body (majority Black), which is more than the Massachusetts public school average of 47% (majority Hispanic).

Overview

This School District

This State (MA)

# Schools

1 School

1,837 Schools

# Students

444 Students

916,334 Students

# Teachers

30 Teachers

77,716 Teachers

Student-Teacher Ratio

15:1

Student By Grade

View Data

Comparison of Students By Grade Trends
Grade	Conservatory Lab Charter School District	Massachusetts
Pre-K	45	81
Kind	51	155
1	52	161
2	51	166
3	53	161
4	56	165
5	46	167
6	42	167
7	28	170
8	20	170

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District Rank

Conservatory Lab Charter School District, which is ranked within the bottom 50% of all 393 school districts in Massachusetts (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.

This School District

State Average (MA)

#292 out of 395 school districts
(Bottom 50%)

View Data

Overall School District Rank Trends
Year	Conservatory Lab Charter School District
2023	#292
2022	#322
2021	#339
2019	#338
2018	#372
2017	#380
2016	#396
2015	#366
2014	#334
2013	#225
2012	#326

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29%

42%

View Data

Math Proficiency Trends
Year	Conservatory Lab Charter School District	Massachusetts
2023	29%	42%
2022	20%	41%
2021	18%	37%
2019	33%	51%
2018	30%	52%
2017	27%	53%
2016	33%	64%
2015	47%	61%
2014	57%	61%
2013	77%	61%
2012	52%	59%

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37%

44%

View Data

Reading and Language Arts Proficiency Trends
Year	Conservatory Lab Charter School District	Massachusetts
2022	37%	44%
2021	34%	49%
2019	44%	54%
2018	30%	56%
2017	34%	54%
2016	43%	71%
2015	52%	69%
2014	52%	69%
2013	57%	69%
2012	62%	69%
2011	54%	70%

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30-34%

44%

View Data

Science Proficiency Trends
Year	Conservatory Lab Charter School District	Massachusetts
2022	32%	44%
2021	32%	42%

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Students by Ethnicity:

0.58

0.65

View Data

Comparison of Diversity Score Trends
Year	Conservatory Lab Charter School District	Massachusetts
2023	0.60	0.64
2022	0.60	0.62
2021	0.60	0.62
2020	0.59	0.60
2019	0.59	0.60
2018	0.62	0.58
2017	0.62	0.58
2016	0.67	0.56
2015	0.68	0.55
2014	0.73	0.54
2013	0.72	0.53
2012	0.73	0.52
2011	0.73	0.51
2010	0.72	0.50
2009	0.73	0.51
2008	0.72	0.47
2007	0.71	0.46
2006	0.71	0.45
2005	0.70	0.43
2004	0.66	0.43
2003	0.67	0.42

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% American Indian

n/a

% Asian

View Data

Asian Student Percentage Comparison Over Years (2003-2023)
Year	Conservatory Lab Charter School District	Massachusetts
2023	3%	7%
2022	2%	7%
2021	2%	7%
2020	3%	7%
2019	3%	7%
2018	2%	8%
2017	2%	8%
2016	4%	6%
2015	4%	6%
2014	5%	6%
2013	9%	6%
2012	8%	6%
2011	7%	7%
2010	3%	6%
2009	6%	6%
2008	6%	6%
2007	6%	6%
2006	7%	6%
2005	4%	5%
2004	4%	5%
2003	5%	5%

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% Hispanic

42%

25%

View Data

Hispanic Student Percentage Comparison Over Years (2003-2023)
Year	Conservatory Lab Charter School District	Massachusetts
2023	42%	24%
2022	41%	23%
2021	42%	22%
2020	41%	21%
2019	41%	21%
2018	33%	19%
2017	33%	19%
2016	35%	19%
2015	33%	18%
2014	31%	17%
2013	23%	16%
2012	26%	16%
2011	26%	15%
2010	27%	15%
2009	31%	14%
2008	32%	15%
2007	31%	14%
2006	34%	13%
2005	30%	12%
2004	24%	12%
2003	21%	11%

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% Black

49%

10%

View Data

Black Student Percentage Comparison Over Years (2003-2023)
Year	Conservatory Lab Charter School District	Massachusetts
2023	47%	10%
2022	48%	10%
2021	48%	10%
2020	49%	9%
2019	49%	9%
2018	51%	9%
2017	51%	9%
2016	45%	9%
2015	44%	9%
2014	37%	9%
2013	40%	9%
2012	37%	8%
2011	38%	8%
2010	38%	8%
2009	36%	8%
2008	36%	8%
2007	40%	8%
2006	36%	8%
2005	40%	9%
2004	47%	9%
2003	47%	9%

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% White

53%

View Data

White Student Percentage Comparison Over Years (2003-2023)
Year	Conservatory Lab Charter School District	Massachusetts
2023	5%	54%
2022	6%	56%
2021	5%	57%
2020	5%	59%
2019	5%	59%
2018	11%	61%
2017	11%	61%
2016	11%	63%
2015	15%	64%
2014	19%	65%
2013	25%	66%
2012	25%	67%
2011	25%	68%
2010	26%	69%
2009	22%	70%
2008	23%	71%
2007	20%	72%
2006	21%	73%
2005	23%	74%
2004	25%	74%
2003	27%	75%

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% Hawaiian

n/a

% Two or more races

View Data

Two or More Races Student Percentage Comparison Over Years (2009-2023)
Year	Conservatory Lab Charter School District	Massachusetts
2023	3%	5%
2022	3%	4%
2021	3%	4%
2020	2%	4%
2019	2%	4%
2018	3%	3%
2017	3%	3%
2016	5%	3%
2015	4%	3%
2014	8%	3%
2013	3%	3%
2012	4%	3%
2011	3%	2%
2010	5%	2%
2009	4%	2%

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All Ethnic Groups

District Revenue and Spending

The revenue/student of $28,649 is higher than the state median of $23,845. The school district revenue/student has stayed relatively flat over four school years.

The school district's spending/student of $19,908 is less than the state median of $24,602. The school district spending/student has stayed relatively flat over four school years.

This School District

This State (MA)

Total Revenue

$13 MM

$21,850 MM

View Data

Total Revenues Trends
Year	Conservatory Lab Charter School District	Massachusetts
2023	$13 MM	$33 MM
2022	$11 MM	$30 MM
2021	$13 MM	$33 MM
2020	$11 MM	$30 MM
2019	$14 MM	$30 MM
2018	$9 MM	$29 MM
2017	$10 MM	$28 MM
2016	$9 MM	$28 MM
2014	$6 MM	$25 MM
2012	$3 MM	$25 MM
2009	$3 MM	$25 MM

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Spending

$9 MM

$22,544 MM

View Data

Total Expenditure Trends
Year	Conservatory Lab Charter School District	Massachusetts
2023	$9 MM	$31 MM
2022	$8 MM	$30 MM
2021	$9 MM	$31 MM
2020	$8 MM	$30 MM
2019	$8 MM	$29 MM
2018	$8 MM	$27 MM
2017	$8 MM	$26 MM
2016	$8 MM	$26 MM
2014	$6 MM	$25 MM
2012	$3 MM	$24 MM
2009	$2 MM	$24 MM

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Revenue / Student

$28,649

$23,845

View Data

Average Revenue Per Student Trends
Year	Conservatory Lab Charter School District	Massachusetts
2023	$28,018	$24,728
2022	$24,075	$21,893
2021	$27,834	$24,560
2020	$24,075	$21,893
2019	$30,664	$22,465
2018	$21,016	$21,203
2017	$22,671	$21,707
2016	$21,596	$20,995
2014	$20,279	$18,426
2012	$19,883	$17,368
2009	$20,267	$17,400

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Spending / Student

$19,908

$24,602

View Data

Average Expenditure Per Student Trends
Year	Conservatory Lab Charter School District	Massachusetts
2023	$19,469	$23,465
2022	$17,896	$21,748
2021	$19,341	$23,307
2020	$17,896	$21,748
2019	$17,329	$21,401
2018	$18,687	$19,776
2017	$18,389	$20,105
2016	$19,479	$19,473
2014	$20,724	$18,091
2012	$16,462	$17,137
2009	$15,941	$16,788

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Best Conservatory Lab Charter School District Public Schools (2025-26)

School
(Math and Reading Proficiency)

Location

Quick Facts

Rank: #11.

Conservatory Lab Charter School

Charter School

(Math: 29% | Reading: 37%)
:

Bottom 50%

395 Columbia Rd
Dorchester, MA 02125
(617) 254-8904

Gr: PK-8 | 444 students Student-teacher ratio: 15:1 Minority enrollment: 96%

Frequently Asked Questions

How many schools belong to Conservatory Lab Charter School District?

Conservatory Lab Charter School District manages 1 public schools serving 444 students.

What is the rank of Conservatory Lab Charter School District?

Conservatory Lab Charter School District is ranked #292 out of 393 school districts in Massachusetts (bottom 50%) based off of combined math and reading proficiency testing data for the 2022-2023 school year.

What is the racial composition of students in Conservatory Lab Charter School District?

49% of Conservatory Lab Charter School District students are Black, 42% of students are Hispanic, 4% of students are White, 3% of students are Two or more races, and 2% of students are Asian.

What is the student/teacher ratio of Conservatory Lab Charter School District?

Conservatory Lab Charter School District has a student/teacher ratio of 15:1, which is higher than the Massachusetts state average of 12:1.

What is Conservatory Lab Charter School District's spending/student ratio?

The school district's spending/student of $19,908 is less than the state median of $24,602. The school district spending/student has stayed relatively flat over four school years.

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Quick Facts (2025-26)

District size: 1 school
Grades: PK-08
Enrollment: 444 students
Student-Teacher Ratio: 15:1
Minority Enrollment: 96%
: Bottom 50% in MA
: 29% (Btm 50%)
: 37% (Btm 50%)
: 30-34% (Btm 50%)
Source: National Center for Education Statistics (NCES), MA Dept. of Education