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Public School Review - Established 2003

Cozy Lake Elementary School

205 Cozy Lake Road
Oak Ridge, NJ 07438
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Tel: (973) 697-4777
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Cozy Lake Elementary School serves 236 students in grades Prekindergarten-Kindergarten. 
The student-teacher ratio of 11:1 is equal to the New Jersey state level of 11:1.
Minority enrollment is 23% of the student body (majority Hispanic), which is lower than the New Jersey state average of 63% (majority Hispanic).

Quick Facts (2026)

  • Grades: Prekindergarten-Kindergarten
  • Enrollment: 236 students
  • Student-Teacher Ratio: 11:1
  • Minority Enrollment: 23%
  • Source: National Center for Education Statistics (NCES), NJ Dept. of Education

Top Rankings

Cozy Lake Elementary School ranks among the top 20% of public schools in New Jersey for:

Category
Attribute
Community Size
Largest student body (number of students) (Top 20%)

School Overview

Cozy Lake Elementary School's student population of 236 students has grown by 45% over five school years.
The teacher population of 21 teachers has grown by 40% over five school years.
Grades Offered
Grades Prekindergarten-Kindergarten
(No virtual instruction)

Distribution of Students By Grade Trends

GradeCozy Lake Elementary School
Pre-K159
Kind77
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Total Students
236 students

Total Students Trends Over Years (1988-2025)

YearCozy Lake Elementary School
2025236
2024211
2023211
2022212
2021162
2020164
2019173
2018186
2017186
2016205
2015229
2014241
2013260
2012254
2011148
2010276
2009281
2008283
2007295
2006308
2005290
2004277
2003320
2002326
2001306
2000322
1999331
1998333
1996296
1995288
1994269
1993278
1992147
1991137
1990144
1989146
1988189
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Total Classroom Teachers
21 teachers

Total Classroom Teachers Trends Over Years (1988-2025)

YearCozy Lake Elementary School
202521
202419
202318
202217
202115
202013
201916
201816
201716
201616
201518
201418
201318
201216
201113
201018
200920
200816
200718
200620
200517
200416
200317
200217
200118
200017
199917
199816
199613
199513
199414
199315
19928
19917
19908
19898
198810
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Last Day of School
Sat. Jun 20, 2026
School Motto
Your Story Matters

School Rankings

The diversity score of Cozy Lake Elementary School is 0.38, which is less than the diversity score at state average of 0.72. The school's diversity has stayed relatively flat over five school years.
Definition of Terms
This School
State Level (NJ)
Student-Teacher Ratio
11:1
11:1

Student-Teacher Ratio Comparison Over Years (1988-2025)

YearCozy Lake Elementary SchoolNew JerseyJefferson Township Public School District
202511:111:1
202411:112:111:1
202312:112:110:1
202212:112:111:1
202111:112:111:1
202013:112:111:1
201911:112:111:1
201812:112:111:1
201712:112:111:1
201613:112:112:1
201513:112:112:1
201413:112:112:1
201314:112:112:1
201216:112:113:1
201111:114:117:1
201015:114:115:1
200914:112:113:1
200818:115:117:1
200716:113:115:1
200615:113:115:1
200517:113:115:1
200417:113:115:1
200319:113:116:1
200219:114:116:1
200117:114:116:1
200019:114:116:1
199919:115:116:1
199820:115:116:1
199622:115:116:1
199521:115:116:1
199419:114:116:1
199319:114:115:1
199218:115:115:1
199120:115:115:1
199018:114:115:1
198918:114:115:1
198819:115:116:1
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American Indian
n/a
n/a
Asian
2%
11%

Asian Student Percentage Comparison Over Years (1988-2024)

YearCozy Lake Elementary SchoolNew JerseyJefferson Township Public School District
20242%11%3%
20232%10%4%
20223%10%4%
20211%10%4%
20182%10%5%
20172%10%5%
20152%10%5%
20143%10%5%
20132%10%6%
20124%9%6%
20111%9%7%
20102%9%6%
20091%9%5%
20081%9%6%
20073%8%4%
20062%8%4%
20052%7%3%
20043%7%3%
20033%7%2%
20022%7%2%
20002%6%2%
19992%6%3%
19982%6%2%
19961%5%2%
19951%5%2%
19931%5%2%
19922%5%2%
19881%4%1%
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Hispanic
16%
35%

Hispanic Student Percentage Comparison Over Years (1995-2024)

YearCozy Lake Elementary SchoolNew JerseyJefferson Township Public School District
202417%34%17%
202315%33%14%
202210%32%12%
20219%31%11%
20198%29%10%
20186%27%9%
20176%27%9%
20167%26%8%
20155%25%8%
20144%24%8%
20134%23%8%
20125%23%7%
20117%22%8%
20106%21%7%
20095%20%7%
20084%19%6%
20074%19%6%
20064%18%5%
20053%18%5%
20041%17%4%
20032%17%4%
20022%16%3%
20012%15%3%
20002%15%2%
19991%14%2%
19982%14%2%
19961%14%2%
19951%13%1%
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Black
2%
14%

Black Student Percentage Comparison Over Years (1999-2024)

YearCozy Lake Elementary SchoolNew JerseyJefferson Township Public School District
20241%14%2%
20232%15%2%
20221%15%2%
20211%15%2%
20191%15%2%
20181%16%1%
20171%16%1%
20162%16%2%
20152%16%1%
20141%16%2%
20131%16%2%
20101%17%2%
20091%17%2%
20081%17%2%
20051%18%1%
20042%18%1%
20032%18%1%
20021%18%2%
20011%18%1%
20001%18%1%
19991%18%1%
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White
77%
37%

White Student Percentage Comparison Over Years (1992-2024)

YearCozy Lake Elementary SchoolNew JerseyJefferson Township Public School District
202477%38%75%
202376%39%77%
202284%40%79%
202186%41%80%
201988%43%81%
201889%45%83%
201789%45%83%
201691%46%84%
201589%48%85%
201491%49%84%
201393%50%84%
201291%51%85%
201192%52%70%
201091%53%85%
200993%54%86%
200894%55%86%
200792%56%88%
200694%56%89%
200593%57%91%
200494%58%92%
200393%58%93%
200295%59%93%
200197%61%95%
200095%61%95%
199996%62%94%
199896%62%95%
199698%62%93%
199598%63%96%
199498%63%96%
199399%63%96%
199297%64%96%
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Hawaiian
n/a
n/a
Two or more races
3%
3%

Two or More Races Student Percentage Comparison Over Years (2014-2024)

YearCozy Lake Elementary SchoolNew JerseyJefferson Township Public School District
20243%3%3%
20234%3%3%
20221%3%3%
20213%3%3%
20193%2%2%
20182%2%2%
20172%2%2%
20152%1%1%
20141%1%1%
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All Ethnic Groups
0.38
0.72

Diversity Score Comparison Over Years (1993-2025)

YearCozy Lake Elementary SchoolNew JerseyJefferson Township Public School District
20250.380.72
20240.380.710.42
20230.400.710.38
20220.290.710.36
20210.250.710.35
20190.220.700.33
20180.210.700.30
20170.210.700.30
20160.170.690.28
20150.210.680.27
20140.170.680.28
20130.130.670.29
20120.170.660.28
20110.140.650.35
20100.160.650.27
20090.130.640.26
20080.120.630.25
20070.150.620.23
20060.120.620.21
20050.130.610.18
20040.120.600.15
20030.130.600.14
20020.090.590.12
20010.060.580.11
20000.090.570.10
19990.080.570.11
19980.080.570.10
19960.040.560.13
19950.040.550.08
19940.040.550.08
19930.020.550.07
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Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
11%
38%

Free Lunch Eligibility Comparison Over Years (1992-2025)

YearCozy Lake Elementary SchoolNew JerseyJefferson Township Public School District
202511%38%
202414%32%9%
202310%31%10%
20228%30%9%
20217%32%9%
20209%33%9%
20194%33%9%
20185%33%9%
20175%33%9%
20167%33%8%
20157%31%9%
20147%32%9%
20137%31%9%
20126%29%7%
20104%26%6%
20093%24%5%
20083%22%4%
20073%21%4%
20063%21%4%
20043%21%4%
20036%21%4%
20023%22%3%
20013%22%4%
20003%23%4%
19994%24%6%
19988%24%6%
19966%24%6%
19956%24%6%
19945%24%7%
19935%23%7%
199210%21%5%
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Eligible for Reduced Lunch
1%
5%

Reduced-Price Lunch Eligibility Comparison Over Years (2000-2025)

YearCozy Lake Elementary SchoolNew JerseyJefferson Township Public School District
20251%5%
20241%6%2%
20212%4%2%
20202%5%2%
20192%5%2%
20181%5%2%
20171%5%2%
20161%5%2%
20152%5%3%
20142%5%4%
20101%6%4%
20081%6%3%
20072%6%4%
20061%6%3%
20041%6%3%
20033%6%3%
20025%6%4%
20013%6%4%
20002%5%4%
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School Statewide Testing
View Education Department Test Scores
School District Name
Jefferson Township Public School District
Source: National Center for Education Statistics (NCES), NJ Dept. of Education
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Frequently Asked Questions

How many students attend Cozy Lake Elementary School?
236 students attend Cozy Lake Elementary School.
What is the racial composition of the student body?
77% of Cozy Lake Elementary School students are White, 16% of students are Hispanic, 3% of students are Two or more races, 2% of students are Asian, and 2% of students are Black.
What is the student-teacher ratio of Cozy Lake Elementary School?
Cozy Lake Elementary School has a student ration of 11:1, which is equal to the New Jersey state average of 11:1.
What grades does Cozy Lake Elementary School offer ?
Cozy Lake Elementary School offers enrollment in grades Prekindergarten-Kindergarten (No virtual instruction).
What school district is Cozy Lake Elementary School part of?
Cozy Lake Elementary School is part of Jefferson Township Public School District.

School Reviews

Review Cozy Lake Elementary School. Reviews should be a few sentences in length. Please include any comments on:

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Quick Facts (2026)

  • Grades: Prekindergarten-Kindergarten
  • Enrollment: 236 students
  • Student-Teacher Ratio: 11:1
  • Minority Enrollment: 23%
  • Source: National Center for Education Statistics (NCES), NJ Dept. of Education

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