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SCHOOL COMMUNITY·NEW HAVEN SCHOOL DISTRICT·NCES 090279001386

John S. Martinez Sea and Sky STEM School

100 James St., New Haven, CT 06513 · (475) 220-2000 · South Central Connecticut Planning Region
GRADES PK–08ELEMENTARY12-CITYTITLE IREGULAR SCHOOL486 STUDENTS
Enrollment
486
Elementary
DISTRICT 430 · STATE 378
Student : Teacher
17.4:1
28 FTE teachers
DISTRICT 13.7:1 · STATE 12.6:1
Free / Reduced Lunch
83%
404 students
DISTRICT 75% · STATE 44%
Community
2
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Pre-K
50
Kindergarten
44
Grade 1
48
Grade 2
41
Grade 3
48
Grade 4
46
Grade 5
53
Grade 6
54
Grade 7
51
Grade 8
51
Student demographics
White
102%
DISTRICT 10% · STATE 46%
Hispanic
43790%
DISTRICT 51% · STATE 32%
Black
265%
DISTRICT 31% · STATE 12%
Asian
51%
DISTRICT 4% · STATE 5%
Two+
61%
DISTRICT 4% · STATE 5%
Native American
20%
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
23448%
Female
25252%

Discussions

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Test scores

CT Smarter Balanced 2024-25 . % Met or Exceeded Standard
English Language Arts
18.4%
CT avg 50.5%
Math
18.1%
CT avg 45.9%
Source: CT Smarter Balanced. All students, all grades. See all years and grades →

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
486
-42 (-8%) vs 2017
Student : Teacher
17.4:1
was 16.6:1
% White
2%
was 3%
% Hispanic
90%
was 89%
% Black
5%
was 7%
% Asian
1%
was 0%
Source: NCES Common Core of Data

About John S. Martinez Sea and Sky STEM School

John S. Martinez Sea and Sky STEM School is a primary school of average-sized scale in New Haven, Connecticut, overseen by New Haven School District, enrolling 486 students in grades pre-K through 8. That puts it 29% above the typical public school in Connecticut, which averages around 378 students.

New Haven School District comprises 37 schools with combined enrollment of 17,903 students; John S. Martinez Sea and Sky STEM School is among them.

On the student-mix side, John S. Martinez Sea and Sky STEM School reports that the student body is overwhelmingly Hispanic (90%). The remainder comes out to 5% Black, 2% White. The wider county runs roughly 20% Hispanic, putting the school's mix noticeably more Hispanic than the area baseline.

On the income-and-resources front, John S. Martinez Sea and Sky STEM School records 28 full-time-equivalent teachers, putting the student-to-teacher ratio at about 17.4:1. That figure is higher than the state norm's 12.6:1 average. Around 83% of the student body qualifies for free or reduced-price meals, often used as a Title I proxy. That share is above South Central Connecticut Planning Region's rate of about 51%.

Around the school, ACS estimates for South Central Connecticut Planning Region put median household earnings sit near $88,197, roughly 42% of adults have completed at least a four-year degree, and the poverty rate sits near 7%. In all, South Central Connecticut Planning Region runs 152 public schools (combined enrollment of about 72,909 students), of which John S. Martinez Sea and Sky STEM School is one.

Nearest neighbor: Family Academy of Multilingual Exploration, around 0.4 miles off. Within five miles, there are 8 other public schools.

The school occupies an inner-city site.

Five-year trend. John S. Martinez Sea and Sky STEM School's enrollment has declined 8% since 2018, when it stood at 528 (now 486).

Inside the community feed, recent activity here tends to focus on open house dates, ride-share offers, and field-trip permission slips. Anyone with firsthand experience at this school can post or comment.

South Central Connecticut Planning Region at a glance

View full county profile
Population
570,598
Census ACS
Median income
$88,197
Household, ACS
Bachelor's+
42%
Adults 25+
Poverty rate
7%
Below federal line
Schools in county
152
72,909 students

Quick facts

School name
John S. Martinez Sea and Sky STEM School
District
New Haven School District
Address
100 James St., New Haven, CT 06513
Phone
(475) 220-2000
County
South Central Connecticut Planning Region
Level
Elementary
Grade range
PK–08
Total enrollment
486
Teachers (FTE)
28
Student–teacher ratio
17.4:1
Free/Reduced lunch
404 (83%)
Locale
12-City: Mid-size
NCES ID
090279001386
Charter school
No
Virtual school
No

Related schools

Other schools in New Haven School District
Other schools in New Haven
Nearby schools

Frequently asked questions

About John S. Martinez Sea and Sky STEM School
How many students attend John S. Martinez Sea and Sky STEM School?
John S. Martinez Sea and Sky STEM School enrolls approximately 486 students in grades PK-08.
Is John S. Martinez Sea and Sky STEM School an elementary, middle, or high school?
John S. Martinez Sea and Sky STEM School is an elementary school covering grades PK-08.
How many students per teacher at John S. Martinez Sea and Sky STEM School?
Approximately 17.4:1 students per teacher at John S. Martinez Sea and Sky STEM School.
What is the student diversity at John S. Martinez Sea and Sky STEM School?
Student demographics at John S. Martinez Sea and Sky STEM School are roughly 2% White, 90% Hispanic, 5% Black, 1% Asian, 1% Two or more.
What district is John S. Martinez Sea and Sky STEM School in?
John S. Martinez Sea and Sky STEM School is part of New Haven School District.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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