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Schools›Massachusetts›Dorchester
SCHOOL COMMUNITY·BOSTON·NCES 250279000952

Henderson K-12 Inclusion School Upper

18 Croftland Av, Dorchester, MA 02124 · (617) 635-6365 · Suffolk County
GRADES 02–12COMBINED11-CITYREGULAR SCHOOL631 STUDENTS
Enrollment
631
Combined
DISTRICT 276 · STATE 870
Student : Teacher
8.1:1
78 FTE teachers
DISTRICT 4.4:1 · STATE 10.1:1
Free / Reduced Lunch
,
Title I proxy
Community
3
0 members
Enrollment and student:teacher ratio compared against other combined schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Grade 2
69
Grade 3
55
Grade 4
53
Grade 5
40
Grade 6
44
Grade 7
53
Grade 8
62
Grade 9
53
Grade 10
57
Grade 11
69
Grade 12
63
Ungraded
13
Student demographics
White
457%
DISTRICT 14% · STATE 51%
Hispanic
21434%
DISTRICT 45% · STATE 26%
Black
29947%
DISTRICT 29% · STATE 10%
Asian
417%
DISTRICT 8% · STATE 7%
Two+
284%
DISTRICT 4% · STATE 5%
Native American
30%
DISTRICT 0% · STATE 0%
Pacific Islander
10%
DISTRICT 0% · STATE 0%
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
33954%
Female
29246%

School pathway

Feeds from
Baldwin Early Learning Pilot AcademyPK–01East Boston Early Education CenterPK–01Haynes Early Education CenterPK–01Henderson K-12 Inclusion School LowerPK–01West Zone Early Learning CenterPK–01
Based on grade levels within Boston. Attendance zones can vary; confirm enrollment with the district.

Discussions

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Test scores

MCAS 2024-25 . % Meeting or Exceeding Expectations
English Language Arts
18.6%
MA avg 43.8% . -15.4pp since 2016
Math
12.6%
MA avg 42.2% . -23.4pp since 2016

What this means: On the MCAS, Massachusetts's statewide test, about 19 of every 100 students at this school read and write at grade level and about 13 of 100 do math at grade level. Across all Massachusetts schools, those numbers are about 44 and 42. Reading and writing scores are down about 15 points since 2016, while math scores are down about 23 points.

Source: MCAS. All students, all grades. See all years and grades →

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
631
+25 (+4%) vs 2017
Student : Teacher
8.1:1
was 8.8:1
% White
7%
was 23%
% Hispanic
34%
was 25%
% Black
47%
was 41%
% Asian
7%
was 7%
Source: NCES Common Core of Data

About Henderson K-12 Inclusion School Upper

Henderson K-12 Inclusion School Upper operates as an intimate unified-grade school in Dorchester, Massachusetts, overseen by Boston. Current enrollment sits at 631 students spanning grades 2 through 12. Enrollment runs roughly 27% smaller than the state mean of about 870.

Across the 109 schools in Boston (46,437 students total), Henderson K-12 Inclusion School Upper accounts for its share of the district's footprint.

Looking at the student body, Henderson K-12 Inclusion School Upper lists that 47% of students identify as Black, with the remaining enrollment distributed across several groups. Beyond that, the school shows 34% Hispanic, 7% White, 7% Asian, 4% multiracial. By comparison, Suffolk County as a whole is about 18% Black, so the school skews noticeably more Black than its surroundings.

On the resource side, Henderson K-12 Inclusion School Upper records 78 full-time-equivalent teachers, putting the student-to-teacher ratio at about 8.1:1. Statewide, the average ratio sits near 10.1:1, putting Henderson K-12 Inclusion School Upper tighter than the state norm the norm.

Around the school, community-level numbers for Suffolk County indicate median household earnings sit near $95,631, roughly 51% of adults have completed at least a four-year degree, and census figures put the poverty rate at about 11%. In all, Suffolk County runs 157 public schools (combined enrollment of about 75,679 students), of which Henderson K-12 Inclusion School Upper is one.

Nearest neighbor: Lee Academy, around 0.4 miles off. Counting just inside five miles, 8 other public schools cluster around Henderson K-12 Inclusion School Upper.

Henderson K-12 Inclusion School Upper operates from a high-density location.

Trend over the last 7 years. Looking back 7 years, enrollment at Henderson K-12 Inclusion School Upper has climbed 4%, going from 606 students in 2018 to 631 in 2025. White enrollment moved from 23% to 7% across the same window.

Within the allk12 community for this school, members of the Henderson K-12 Inclusion School Upper community share and discuss pickup logistics, teacher feedback, and after-school programs. Parents, students, alumni, and staff are welcome to weigh in.

Suffolk County at a glance

View full county profile
Population
785,121
Census ACS
Median income
$95,631
Household, ACS
Bachelor's+
51%
Adults 25+
Poverty rate
11%
Below federal line
Schools in county
157
75,679 students

Quick facts

School name
Henderson K-12 Inclusion School Upper
District
Boston
Address
18 Croftland Av, Dorchester, MA 02124
Phone
(617) 635-6365
County
Suffolk County
Level
Combined
Grade range
02–12
Total enrollment
631
Teachers (FTE)
78
Student–teacher ratio
8.1:1
Locale
11-City: Large
NCES ID
250279000952
Charter school
No
Virtual school
No

Related schools

Other schools in Boston
Other schools in Dorchester
Nearby schools

Frequently asked questions

About Henderson K-12 Inclusion School Upper
How large is Henderson K-12 Inclusion School Upper?
Henderson K-12 Inclusion School Upper enrolls approximately 631 students in grades 02-12.
What grades does Henderson K-12 Inclusion School Upper serve?
Henderson K-12 Inclusion School Upper serves grades 02-12.
What is the student-teacher ratio at Henderson K-12 Inclusion School Upper?
The student-to-teacher ratio at Henderson K-12 Inclusion School Upper is approximately 8.1:1 (78 FTE teachers).
What is the racial breakdown of students at Henderson K-12 Inclusion School Upper?
At Henderson K-12 Inclusion School Upper, the student body is approximately 7% White, 34% Hispanic, 47% Black, 7% Asian, 4% Two or more.
Is Henderson K-12 Inclusion School Upper public or private?
Henderson K-12 Inclusion School Upper is a public K-12 school, overseen by Boston.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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