The bulletin board for America's public schools. Parents, teachers, students, and staff. One community per school.
SCHOOL COMMUNITY·GROTON-DUNSTABLE·NCES 250550000806

Swallow/Union School

522 Main Street, Dunstable, MA 01827 · (978) 649-7281 · Middlesex County
GRADES KG–04ELEMENTARY41-RURALREGULAR SCHOOL210 STUDENTS
Enrollment
210
Elementary
DISTRICT 301 · STATE 381
Student : Teacher
13.0:1
16 FTE teachers
DISTRICT 14.1:1 · STATE 12.2:1
Free / Reduced Lunch
,
Title I proxy
Community
0
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.

Enrollment by grade, 2024-25

GradeStudentsShare
Kindergarten4823%
Grade 13718%
Grade 24521%
Grade 34622%
Grade 43416%
Student demographics
33%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 34% · STATE 65% · US 70%
White
17181%
DISTRICT 81% · STATE 51% · US 43%
Hispanic
126%
DISTRICT 4% · STATE 26% · US 30%
Black
31%
DISTRICT 2% · STATE 10% · US 15%
Asian
168%
DISTRICT 9% · STATE 7% · US 6%
Two+
84%
DISTRICT 3% · STATE 5% · US 5%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
12057%
Female
9043%

School pathway

Students here typically continue to
Swallow/Union School→Groton Dunstable Regional Middle→Groton Dunstable Regional
Based on grade levels within Groton-Dunstable. Attendance zones can vary; confirm enrollment with the district.

Discussions

+ POST
QUIET COMMUNITY
Be the first to start a discussion at Swallow/Union School.
START A DISCUSSION

Test scores

MCAS 2024-25 . % Meeting or Exceeding Expectations
English Language Arts
63.0%
MA avg 43.8% . -3.0pp since 2016
Math
76.0%
MA avg 42.2% . -5.0pp since 2016

What this means: On the MCAS, Massachusetts's statewide test, about 63 of every 100 students at this school read and write at grade level and about 76 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 3 points since 2016, while math scores are down about 5 points.

MCAS results by year

School yearEnglish Language ArtsMath
2024-2563.0%76.0%
2023-2474.0%80.0%
2022-2374.0%78.0%
2021-2275.0%88.0%
2020-2182.0%77.0%
2018-1982.0%80.0%
2017-1880.0%81.0%
2016-1766.0%81.0%
% Meeting or Exceeding Expectations, all students and all tested grades.
Source: MCAS. All students, all grades. See all years and grades →

Where Swallow/Union School ranks

Among elementary schools
MeasureThis schoolIn MassachusettsIn Middlesex County
Math proficiency
ranked highest first
76.0%#42 of 920#25 of 207
Reading proficiency
ranked highest first
63.0%#145 of 920#70 of 207
3-year test score change
ranked biggest drop first
-12.0pp#40 of 901#6 of 206
Enrollment
ranked largest first
210#923 of 1,086#221 of 238
Students per teacher
ranked fewest first
13.0:1#632 of 938#154 of 222
Diversity index
ranked most diverse first
32.6%#734 of 938#204 of 222
Enrollment change since 2017-18
ranked steepest decline first
-27.6%#48 of 602#13 of 141
Ranked against other public elementary schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list.

4-year change

SY 2020-21 vs SY 2024-25
Enrollment
210
-73 (-26%) vs 2020
-20% since 1990-91, when it was 264
Student : Teacher
13.0:1
was 10.9:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-2521016.113.0:1N/A
2023-2432024.912.8:1N/A
2022-2332825.912.7:1N/A
2020-212832610.9:1N/A
2017-1829023.812.2:1N/A
2015-162502012.5:1N/A
2010-113442116.4:12% (8)
2000-01413N/AN/A2% (9)
1990-91264N/AN/AN/A
Source: NCES Common Core of Data. Rows are the federal collections on file for Swallow/Union School.

About Swallow/Union School

Swallow/Union School is the name of a small elementary school in Dunstable, Massachusetts. The school covers kindergarten through 4 and reported 210 students in 2024-25. Across elementary schools in Massachusetts, the average enrollment is about 381.

Enrollment across the 5 schools in Groton-Dunstable totals 2,300 students.

White students account for 81% of the school's enrollment. Other reported shares: 8% Asian, 6% Hispanic, and 4% multiracial. Middlesex County's residents are about 67% White, 15 points below the school's share. On a 0 to 100 scale, the school's diversity index is 33, compared with 70 nationally.

The student-to-teacher ratio at Swallow/Union School is 13.0:1, based on 16.1 full-time-equivalent teachers. The average for elementary schools in Massachusetts, 12.2:1, is lower.

In the wider Middlesex County area, the median household earns about $130,847 a year, about 60% of adults have at least a bachelor's degree, and the poverty rate is about 5%. Swallow/Union School shares Middlesex County with 385 other public schools.

A public school about 2.3 miles away, Tyngsborough Elementary, is the closest to Swallow/Union School. In all, at least 8 other public schools sit within five miles of Swallow/Union School.

NCES lists the school's locale as Rural: Fringe. That means it sits in rural territory close to an urban area.

The 2020-21-to-2024-25 change in enrollment was a 26% decline, from 283 to 210. In 2020-21, the student-to-teacher ratio was 10.9:1; by 2024-25 it was 13.0:1.

You can use this page to share news and ask questions about athletics, class schedules, and weather closures. Current and former families are welcome to add their experience.

Middlesex County at a glance

View full county profile
Population
1,638,365
Census ACS
Median income
$130,847
Household, ACS
Bachelor's+
60%
Adults 25+
Poverty rate
5%
Below federal line
Schools in county
386
215,896 students

Quick facts

School name
Swallow/Union School
District
Groton-Dunstable
Address
522 Main Street, Dunstable, MA 01827
Phone
(978) 649-7281
County
Middlesex County
Level
Elementary
Grade range
KG–04
Total enrollment
210
Teachers (FTE)
16
Student–teacher ratio
13.0:1
Locale
41-Rural: Fringe
NCES ID
250550000806
Charter school
No
Virtual school
No

Related schools

Other schools in Groton-Dunstable
Nearby schools

Frequently asked questions

About Swallow/Union School
What is the total enrollment at Swallow/Union School?
Swallow/Union School enrolls approximately 210 students in grades KG-04.
Is Swallow/Union School an elementary, middle, or high school?
Swallow/Union School is an elementary school covering grades KG-04.
How many students per teacher at Swallow/Union School?
Approximately 13.0:1 students per teacher at Swallow/Union School.
How diverse is Swallow/Union School?
Swallow/Union School reports a student body of 81% White, 6% Hispanic, 1% Black, 8% Asian, 4% Two or more.
Is Swallow/Union School public or private?
Swallow/Union School is a public K-12 school, overseen by Groton-Dunstable.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
+ Post