John B. Sliney School (Ranked Top 50% for 2026)

( shown in map)

Top 50%

Serving 257 students in grades Prekindergarten-4, John B. Sliney School ranks in the top 50% of all schools in Connecticut for overall test scores (math proficiency is top 30%, and reading proficiency is top 30%).

The percentage of students achieving is 60-64% (which is higher than the Connecticut state average of 41%). The percentage of students achieving is 50-54% (which is approximately equal to the Connecticut state average of 50%).

The student-teacher ratio of 10:1 is lower than the Connecticut state level of 12:1.

Minority enrollment is 33% of the student body (majority Hispanic), which is lower than the Connecticut state average of 53% (majority Hispanic).

Quick Facts (2026)

Grades: Prekindergarten-4
Enrollment: 257 students
Student-Teacher Ratio: 10:1
Minority Enrollment: 33%
: Top 50% in CT
: 60-64% (Top 30%)
: 50-54% (Top 50%)
Source: National Center for Education Statistics (NCES), CT Dept. of Education

<�鶹��ý class="so-dt-title" id="top-rankings">Top Rankings

John B. Sliney School ranks among the top 20% of public schools in Connecticut for:

Category

Attribute

Community Size

Largest student body (number of students) (Top 20%)

Student Attention

Lowest student-teacher ratio (Top 20%)

<�鶹��ý class='so-dt-title' id="overview">School Overview

John B. Sliney School's student population of 257 students has grown by 5% over five school years.

The teacher population of 25 teachers has stayed relatively flat over five school years.

Grades Offered

Grades Prekindergarten-4
(Supplemental Virtual)

View Data

Distribution of Students By Grade Trends
Grade	John B. Sliney School
Pre-K	16
Kind	46
1	52
2	50
3	50
4	43

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School Data: Full School Dataset XML | Full School Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

Total Students

257 students

View Data

Total Students Trends Over Years (1987-2023)
Year	John B. Sliney School
2023	275
2022	269
2021	243
2020	303
2019	303
2018	329
2017	329
2016	349
2015	355
2014	374
2013	371
2012	365
2011	370
2010	361
2009	363
2008	345
2007	359
2006	431
2005	371
2004	374
2003	400
2002	404
2001	437
2000	450
1999	469
1998	470
1997	482
1996	474
1995	465
1994	455
1993	420
1992	422
1991	449
1990	456
1989	425
1988	420
1987	430

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School Data: Full School Dataset XML | Full School Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

Gender %

Total Classroom Teachers

25 teachers

View Data

Total Classroom Teachers Trends Over Years (1987-2023)
Year	John B. Sliney School
2023	28
2022	26
2021	24
2020	30
2019	30
2018	31
2017	31
2016	30
2015	26
2014	34
2013	33
2012	30
2011	30
2010	28
2009	33
2008	28
2007	26
2006	26
2005	25
2004	28
2003	29
2002	29
2001	29
2000	29
1999	30
1998	30
1997	30
1996	25
1995	25
1994	28
1993	28
1992	28
1991	30
1990	28
1989	29
1988	28
1987	22

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School Data: Full School Dataset XML | Full School Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

Year Founded

1929

<�鶹��ý class='so-dt-title' id="school-rankings">School Rankings

John B. Sliney School ranks within the top 50% of all 939 schools in Connecticut (based off of combined math and reading proficiency testing data).

The of John B. Sliney School is 0.51, which is less than the diversity score at state average of 0.68. The school's diversity has stayed relatively flat over five school years.

This School

State Level (CT)

#355 out of 939 schools
(Top 50%)

View Data

Overall School Rank Trends Over Years (2011-2023)
Year	John B. Sliney School
2023	#355
2022	#369
2021	#493
2019	#408
2018	#367
2017	#374
2016	#262
2015	#250
2013	#398
2012	#413
2011	#450

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School Data: Full School Dataset XML | Full School Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

60-64%

41%

View Data

Math Proficiency Comparison Over Years (2011-2023)
Year	John B. Sliney School	Connecticut	Branford School District
2023	62%	41%	49%
2022	57%	40%	44%
2021	42%	39%	41%
2019	62%	48%	55%
2018	67%	47%	53%
2017	62%	46%	52%
2016	67%	44%	50%
2015	67%	40%	46%
2013	87%	82%	88%
2012	92%	83%	91%
2011	92%	83%	91%

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School Data: Full School Dataset XML | Full School Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

50-54%

50%

View Data

Reading and Language Arts Proficiency Comparison Over Years (2010-2022)
Year	John B. Sliney School	Connecticut	Branford School District
2022	52%	50%	53%
2021	42%	51%	52%
2019	57%	58%	62%
2018	57%	57%	53%
2017	57%	57%	62%
2016	67%	58%	64%
2015	62%	56%	60%
2013	87%	80%	87%
2012	82%	80%	88%
2011	77%	79%	87%
2010	72%	78%	85%

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School Data: Full School Dataset XML | Full School Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

Student-Teacher Ratio

10:1

12:1

View Data

Student-Teacher Ratio Comparison Over Years (1987-2023)
Year	John B. Sliney School	Connecticut	Branford School District
2023	10:1	12:1	11:1
2022	10:1	12:1	11:1
2021	10:1	12:1	11:1
2020	10:1	13:1	12:1
2019	10:1	13:1	12:1
2018	11:1	13:1	11:1
2017	11:1	13:1	11:1
2016	12:1	13:1	12:1
2015	14:1	13:1	12:1
2014	11:1	13:1	12:1
2013	11:1	13:1	11:1
2012	12:1	13:1	12:1
2011	12:1	13:1	12:1
2010	13:1	14:1	13:1
2009	11:1	12:1	12:1
2008	12:1	14:1	12:1
2007	14:1	15:1	14:1
2006	17:1	16:1	14:1
2005	15:1	16:1	14:1
2004	13:1	14:1	13:1
2003	14:1	14:1	13:1
2002	14:1	14:1	14:1
2001	15:1	14:1	14:1
2000	16:1	14:1	14:1
1999	16:1	14:1	14:1
1998	15:1	14:1	14:1
1997	16:1	15:1	15:1
1996	19:1	15:1	15:1
1995	18:1	15:1	15:1
1994	16:1	15:1	15:1
1993	15:1	15:1	15:1
1992	15:1	15:1	14:1
1991	15:1	15:1	14:1
1990	16:1	15:1	15:1
1989	15:1	15:1	15:1
1988	15:1	15:1	15:1
1987	20:1	16:1	17:1

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School Data: Full School Dataset XML | Full School Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

American Indian

n/a

Asian

View Data

Asian Student Percentage Comparison Over Years (1991-2023)
Year	John B. Sliney School	Connecticut	Branford School District
2023	4%	5%	7%
2022	7%	5%	8%
2021	2%	5%	8%
2020	4%	5%	8%
2019	4%	5%	8%
2018	4%	5%	9%
2017	4%	5%	9%
2016	5%	5%	8%
2015	4%	5%	8%
2014	4%	6%	8%
2013	6%	5%	8%
2012	4%	5%	6%
2011	6%	5%	8%
2010	5%	4%	8%
2009	6%	5%	7%
2008	6%	4%	7%
2007	6%	4%	7%
2006	5%	4%	7%
2005	5%	4%	6%
2004	5%	3%	6%
2003	5%	4%	5%
2002	4%	3%	6%
2001	4%	3%	5%
2000	3%	3%	4%
1999	2%	3%	4%
1998	2%	3%	4%
1997	4%	3%	5%
1996	3%	2%	4%
1995	3%	2%	3%
1994	2%	2%	3%
1993	3%	2%	4%
1992	3%	2%	2%
1991	3%	2%	2%

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School Data: Full School Dataset XML | Full School Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

Hispanic

19%

31%

View Data

Hispanic Student Percentage Comparison Over Years (1993-2023)
Year	John B. Sliney School	Connecticut	Branford School District
2023	18%	30%	16%
2022	18%	29%	15%
2021	19%	28%	14%
2020	14%	25%	12%
2019	14%	25%	12%
2018	12%	24%	11%
2017	12%	24%	11%
2016	12%	23%	10%
2015	14%	22%	9%
2014	16%	21%	9%
2013	15%	20%	9%
2012	11%	19%	6%
2011	14%	19%	8%
2010	8%	18%	6%
2009	10%	17%	6%
2008	6%	17%	5%
2007	4%	16%	5%
2006	2%	16%	3%
2005	3%	15%	3%
2004	2%	15%	3%
2003	3%	14%	3%
2002	2%	14%	2%
2001	2%	13%	3%
2000	2%	13%	2%
1999	1%	13%	2%
1998	1%	12%	2%
1997	1%	12%	1%
1996	1%	12%	2%
1995	2%	12%	2%
1994	2%	11%	2%
1993	2%	11%	2%

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School Data: Full School Dataset XML | Full School Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

Black

12%

View Data

Black Student Percentage Comparison Over Years (1991-2023)
Year	John B. Sliney School	Connecticut	Branford School District
2023	2%	12%	5%
2022	4%	13%	4%
2021	5%	13%	4%
2020	6%	13%	4%
2019	6%	13%	4%
2018	2%	13%	3%
2017	2%	13%	3%
2016	3%	13%	2%
2015	1%	13%	3%
2014	2%	13%	3%
2013	2%	13%	3%
2012	1%	13%	2%
2011	4%	13%	3%
2010	4%	14%	4%
2009	1%	14%	3%
2008	2%	14%	3%
2007	3%	14%	3%
2006	3%	13%	3%
2005	4%	14%	3%
2004	2%	14%	3%
2003	3%	13%	2%
2002	4%	14%	2%
2001	3%	14%	2%
2000	3%	13%	3%
1999	3%	13%	3%
1998	4%	13%	2%
1997	2%	13%	2%
1996	3%	14%	2%
1995	2%	13%	2%
1994	2%	13%	2%
1993	2%	13%	1%
1992	1%	13%	2%
1991	1%	13%	2%

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School Data: Full School Dataset XML | Full School Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

White

67%

47%

View Data

White Student Percentage Comparison Over Years (1991-2023)
Year	John B. Sliney School	Connecticut	Branford School District
2023	66%	48%	67%
2022	63%	49%	69%
2021	66%	50%	70%
2020	70%	53%	73%
2019	70%	53%	73%
2018	77%	55%	75%
2017	77%	55%	75%
2016	77%	56%	78%
2015	77%	57%	79%
2014	75%	58%	78%
2013	75%	60%	78%
2012	82%	61%	85%
2011	76%	62%	80%
2010	82%	64%	82%
2009	83%	64%	84%
2008	86%	65%	85%
2007	86%	66%	85%
2006	90%	67%	87%
2005	88%	67%	88%
2004	91%	68%	88%
2003	89%	69%	90%
2002	90%	69%	90%
2001	91%	70%	90%
2000	92%	71%	91%
1999	94%	71%	91%
1998	93%	72%	92%
1997	93%	72%	92%
1996	93%	72%	92%
1995	93%	73%	93%
1994	94%	74%	93%
1993	93%	74%	93%
1992	94%	75%	94%
1991	95%	75%	95%

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School Data: Full School Dataset XML | Full School Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

Hawaiian

n/a

Two or more races

View Data

Two or More Races Student Percentage Comparison Over Years (2013-2023)
Year	John B. Sliney School	Connecticut	Branford School District
2023	10%	5%	5%
2022	8%	4%	4%
2021	8%	4%	4%
2020	6%	4%	3%
2019	6%	4%	3%
2018	5%	3%	2%
2017	5%	3%	2%
2016	3%	3%	2%
2015	4%	3%	1%
2014	2%	2%	2%
2013	1%	2%	2%

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School Data: Full School Dataset XML | Full School Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

All Ethnic Groups

0.51

0.68

View Data

Diversity Score Comparison Over Years (1991-2023)
Year	John B. Sliney School	Connecticut	Branford School District
2023	0.53	0.67	0.51
2022	0.56	0.66	0.49
2021	0.52	0.66	0.48
2020	0.49	0.64	0.44
2019	0.49	0.64	0.44
2018	0.39	0.63	0.40
2017	0.39	0.63	0.40
2016	0.39	0.62	0.38
2015	0.39	0.61	0.37
2014	0.41	0.61	0.38
2013	0.42	0.59	0.38
2012	0.33	0.58	0.27
2011	0.41	0.57	0.35
2010	0.31	0.54	0.31
2009	0.30	0.55	0.29
2008	0.26	0.53	0.27
2007	0.26	0.52	0.26
2006	0.19	0.52	0.25
2005	0.22	0.51	0.22
2004	0.17	0.50	0.21
2003	0.20	0.49	0.20
2002	0.18	0.49	0.19
2001	0.17	0.48	0.18
2000	0.14	0.47	0.17
1999	0.12	0.47	0.17
1998	0.13	0.46	0.15
1997	0.13	0.46	0.15
1996	0.13	0.45	0.15
1995	0.13	0.44	0.13
1994	0.12	0.43	0.13
1993	0.14	0.43	0.13
1992	0.12	0.41	0.12
1991	0.09	0.41	0.10

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School Data: Full School Dataset XML | Full School Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

Eligible for

36%

37%

View Data

Free Lunch Eligibility Comparison Over Years (1994-2023)
Year	John B. Sliney School	Connecticut	Branford School District
2023	29%	36%	28%
2022	31%	34%	27%
2021	42%	36%	30%
2020	35%	35%	26%
2019	35%	35%	26%
2018	27%	31%	20%
2017	27%	31%	20%
2016	26%	33%	18%
2015	25%	33%	18%
2014	24%	32%	18%
2013	21%	31%	17%
2012	19%	30%	13%
2011	19%	29%	13%
2010	16%	26%	12%
2009	12%	25%	12%
2008	8%	24%	8%
2007	9%	22%	8%
2006	5%	21%	7%
2000	10%	19%	7%
1999	12%	20%	8%
1998	17%	20%	9%
1997	15%	20%	9%
1996	24%	24%	13%
1995	20%	24%	13%
1994	18%	24%	12%

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School Data: Full School Dataset XML | Full School Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

Eligible for

View Data

Reduced-Price Lunch Eligibility Comparison Over Years (2000-2023)
Year	John B. Sliney School	Connecticut	Branford School District
2023	8%	6%	9%
2022	5%	6%	7%
2021	6%	6%	8%
2020	10%	7%	8%
2019	10%	7%	8%
2018	6%	5%	5%
2017	6%	5%	5%
2016	6%	5%	5%
2015	6%	5%	5%
2014	6%	5%	5%
2013	6%	5%	5%
2012	5%	5%	5%
2011	6%	5%	5%
2010	9%	6%	7%
2009	7%	6%	6%
2008	6%	5%	5%
2007	5%	5%	4%
2006	5%	6%	5%
2000	3%	5%	4%

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School Data: Full School Dataset XML | Full School Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

School Statewide Testing

School District Name

Branford School District

Source: National Center for Education Statistics (NCES), CT Dept. of Education

Profile last updated: 02/09/2025

REQUEST FREE INFORMATION

<�鶹��ý class='so-dt-title' id='faq'>Frequently Asked Questions

What is John B. Sliney School's ranking?

John B. Sliney School is ranked #355 out of 939 schools, which ranks it among the top 50% of public schools in Connecticut.

What schools are John B. Sliney School often compared to?

John B. Sliney Schoolis often viewed alongside schools like Mary R. Tisko School, Mary T. Murphy School by visitors of our site.

What percent of students have achieved state testing proficiency in math and reading?

60-64% of students have achieved math proficiency (compared to the 41% CT state average), while 50-54% of students have achieved reading proficiency (compared to the 50% CT state average).

How many students attend John B. Sliney School?

257 students attend John B. Sliney School.

What is the racial composition of the student body?

67% of John B. Sliney School students are White, 19% of students are Hispanic, 8% of students are Two or more races, 4% of students are Asian, and 2% of students are Black.

What is the student-teacher ratio of John B. Sliney School?

John B. Sliney School has a student ration of 10:1, which is lower than the Connecticut state average of 12:1.

What grades does John B. Sliney School offer ?

John B. Sliney School offers enrollment in grades Prekindergarten-4 (Supplemental Virtual).

What school district is John B. Sliney School part of?

John B. Sliney School is part of Branford School District.

In what neighborhood is John B. Sliney School located?

John B. Sliney School is located in the Branford Center neighborhood of Branford, CT. There are 1 other public schools located in Branford Center.

School Reviews
Review John B. Sliney School. Reviews should be a few sentences in length. Please include any comments on:
Quality of academic programs, teachers, and facilities
Availability of music, art, sports and other extracurricular activities
I am a:
Name or Alias:
Your review:
Rate this school:

�鶹��ý Articles

January 24, 2026

Back-to-School Tech & Online Learning Readiness Checklist

A 2026 guide to back-to-school tech & online learning readiness, helping families prepare devices, connectivity, skills, and safety.

January 24, 2026

How Public Schools Prepare for College in High School

Learn how public schools prepare for college and what parents should look for as students begin high school. Updated for 2026.

January 24, 2026

School Choice in 2026: What Parents Must Know

Explore how school choice is reshaping U.S. education in 2026, with updated trends, enrollment data, costs, policies, and practical guidance for parents.