Primos Elementary School (Ranked Bottom 50% for 2025-26)

861 Bunting Ln
Clifton Heights, PA 19018

( shown in map)

Bottom 50%

Serving 464 students in grades Kindergarten-5, Primos Elementary School ranks in the bottom 50% of all schools in Pennsylvania for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).

The percentage of students achieving is 30-34% (which is lower than the Pennsylvania state average of 38%). The percentage of students achieving is 45-49% (which is lower than the Pennsylvania state average of 55%).

The student-teacher ratio of 12:1 is lower than the Pennsylvania state level of 13:1.

Minority enrollment is 72% of the student body (majority Black), which is higher than the Pennsylvania state average of 39% (majority Hispanic and Black).

Quick Facts (2025-26)

Grades: Kindergarten-5
Enrollment: 464 students
Student-Teacher Ratio: 12:1
Minority Enrollment: 72%
: Bottom 50% in PA
: 30-34% (Btm 50%)
: 45-49% (Btm 50%)
: 65-69% (Top 50%)
Source: National Center for Education Statistics (NCES), PA Dept. of Education

Top Rankings

Primos Elementary School ranks among the top 20% of public schools in Pennsylvania for:

School Overview

Primos Elementary School's student population of 464 students has declined by 8% over five school years.

The teacher population of 40 teachers has grown by 11% over five school years.

Grades Offered

Grades Kindergarten-5
(Supplemental Virtual)

View Data

Distribution of Students By Grade Trends
Grade	Primos Elementary School
Kind	69
1	89
2	90
3	86
4	60
5	70

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Total Students

464 students

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Total Students Trends Over Years (1993-2023)
Year	Primos Elementary School
2023	465
2022	491
2021	499
2020	509
2019	509
2018	467
2017	467
2016	457
2015	471
2014	460
2013	469
2012	467
2011	446
2010	434
2009	405
2008	400
2007	405
2006	413
2005	418
2004	434
2003	410
2002	418
2001	429
2000	412
1999	436
1998	467
1997	470
1996	427
1995	413
1994	409
1993	379

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Gender %

Total Classroom Teachers

40 teachers

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Total Classroom Teachers Trends Over Years (1993-2023)
Year	Primos Elementary School
2023	37
2022	41
2021	36
2020	36
2019	36
2018	40
2017	40
2016	40
2015	39
2014	38
2013	37
2012	38
2011	38
2010	36
2009	34
2008	32
2007	29
2006	29
2005	33
2004	30
2003	29
2002	29
2001	27
2000	27
1999	26
1998	23
1997	20
1996	20
1995	20
1994	21
1993	19

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School Calendar

School Rankings

Primos Elementary School ranks within the bottom 50% of all 2,733 schools in Pennsylvania (based off of combined math and reading proficiency testing data).

The of Primos Elementary School is 0.69, which is more than the diversity score at state average of 0.59. The school's diversity has stayed relatively flat over five school years.

This School

State Level (PA)

#1872 out of 2733 schools
(Bottom 50%)

View Data

Overall School Rank Trends Over Years (2012-2023)
Year	Primos Elementary School
2023	#1872
2022	#1870
2021	#1884
2019	#2212
2018	#2332
2017	#2086
2016	#2204
2015	#2066
2014	#2444
2013	#2391
2012	#2209

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30-34%

38%

View Data

Math Proficiency Comparison Over Years (2012-2023)
Year	Primos Elementary School	Pennsylvania	Upper Darby School District
2023	32%	38%	18%
2022	32%	36%	18%
2021	17%	38%	18%
2019	30%	45%	26%
2018	22%	45%	26%
2017	35%	46%	28%
2016	34%	46%	29%
2015	32%	43%	26%
2014	49%	72%	56%
2013	58%	73%	61%
2012	66%	74%	64%

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45-49%

55%

View Data

Reading and Language Arts Proficiency Comparison Over Years (2011-2022)
Year	Primos Elementary School	Pennsylvania	Upper Darby School District
2022	47%	55%	38%
2021	47%	55%	36%
2019	49%	62%	46%
2018	47%	63%	26%
2017	55%	63%	47%
2016	50%	62%	49%
2015	56%	62%	49%
2014	55%	70%	58%
2013	55%	70%	60%
2012	65%	71%	60%
2011	72%	73%	65%

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65-69%

57%

View Data

Science Proficiency Comparison Over Years (2021-2022)
Year	Primos Elementary School	Pennsylvania	Upper Darby School District
2022	67%	57%	40%
2021	69%	64%	47%

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Student-Teacher Ratio

12:1

13:1

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Student-Teacher Ratio Comparison Over Years (1993-2023)
Year	Primos Elementary School	Pennsylvania	Upper Darby School District
2023	13:1	13:1	16:1
2022	12:1	13:1	15:1
2021	14:1	14:1	15:1
2020	14:1	14:1	15:1
2019	14:1	14:1	15:1
2018	12:1	15:1	15:1
2017	12:1	14:1	15:1
2016	11:1	15:1	15:1
2015	12:1	15:1	15:1
2014	12:1	15:1	15:1
2013	13:1	15:1	15:1
2012	12:1	15:1	15:1
2011	12:1	14:1	14:1
2010	12:1	14:1	14:1
2009	12:1	14:1	14:1
2008	12:1	14:1	15:1
2007	14:1	16:1	17:1
2006	14:1	16:1	17:1
2005	13:1	16:1	17:1
2004	14:1	16:1	17:1
2003	14:1	16:1	17:1
2002	14:1	16:1	17:1
2001	16:1	17:1	18:1
2000	15:1	17:1	17:1
1999	17:1	17:1	18:1
1998	21:1	18:1	18:1
1997	24:1	18:1	18:1
1996	22:1	18:1	19:1
1995	21:1	19:1	19:1
1994	20:1	19:1	18:1
1993	20:1	19:1	18:1

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American Indian

n/a

Asian

10%

View Data

Asian Student Percentage Comparison Over Years (1993-2023)
Year	Primos Elementary School	Pennsylvania	Upper Darby School District
2023	11%	5%	15%
2022	11%	4%	16%
2021	12%	4%	17%
2020	14%	4%	16%
2019	14%	4%	16%
2018	11%	4%	16%
2017	11%	4%	16%
2016	12%	4%	14%
2015	9%	4%	15%
2014	12%	4%	14%
2013	13%	4%	14%
2012	14%	3%	15%
2011	12%	4%	14%
2010	13%	4%	14%
2009	10%	4%	14%
2008	7%	3%	13%
2007	7%	3%	13%
2006	7%	3%	13%
2005	9%	2%	13%
2004	9%	2%	12%
2003	12%	3%	13%
2002	10%	2%	13%
2001	7%	2%	12%
2000	8%	2%	12%
1999	6%	2%	11%
1998	6%	2%	10%
1997	5%	2%	10%
1996	5%	2%	10%
1995	3%	2%	10%
1994	3%	2%	9%
1993	2%	2%	9%

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Hispanic

15%

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Hispanic Student Percentage Comparison Over Years (1993-2023)
Year	Primos Elementary School	Pennsylvania	Upper Darby School District
2023	6%	14%	15%
2022	7%	14%	13%
2021	5%	13%	11%
2020	5%	12%	9%
2019	5%	12%	9%
2018	4%	11%	7%
2017	4%	11%	7%
2016	5%	10%	7%
2015	3%	10%	6%
2014	2%	9%	5%
2013	1%	9%	4%
2012	1%	9%	4%
2011	1%	8%	4%
2010	1%	9%	3%
2009	1%	7%	3%
2008	1%	7%	3%
2007	1%	7%	3%
1998	1%	4%	1%
1993	1%	3%	1%

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Black

46%

14%

View Data

Black Student Percentage Comparison Over Years (1993-2023)
Year	Primos Elementary School	Pennsylvania	Upper Darby School District
2023	45%	14%	48%
2022	44%	14%	48%
2021	42%	15%	47%
2020	39%	15%	47%
2019	39%	15%	47%
2018	35%	15%	47%
2017	35%	15%	47%
2016	35%	15%	47%
2015	31%	15%	47%
2014	32%	15%	47%
2013	30%	15%	46%
2012	27%	15%	44%
2011	24%	15%	43%
2010	22%	15%	42%
2009	22%	16%	40%
2008	19%	16%	39%
2007	14%	16%	37%
2006	19%	16%	35%
2005	13%	16%	32%
2004	11%	16%	30%
2003	8%	15%	25%
2002	8%	15%	21%
2001	9%	15%	19%
2000	9%	15%	15%
1999	13%	15%	13%
1998	11%	15%	11%
1997	10%	14%	9%
1996	6%	14%	7%
1995	2%	14%	7%
1994	4%	14%	5%
1993	7%	13%	4%

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White

28%

61%

View Data

White Student Percentage Comparison Over Years (1993-2023)
Year	Primos Elementary School	Pennsylvania	Upper Darby School District
2023	28%	62%	17%
2022	31%	63%	19%
2021	34%	63%	21%
2020	35%	65%	25%
2019	35%	65%	25%
2018	42%	66%	28%
2017	42%	66%	28%
2016	43%	68%	30%
2015	52%	68%	32%
2014	52%	69%	34%
2013	54%	70%	35%
2012	57%	71%	37%
2011	62%	71%	39%
2010	64%	72%	41%
2009	67%	73%	43%
2008	73%	74%	45%
2007	78%	74%	47%
2006	74%	75%	50%
2005	78%	76%	53%
2004	80%	76%	56%
2003	80%	77%	61%
2002	82%	78%	65%
2001	84%	78%	68%
2000	83%	79%	72%
1999	81%	79%	75%
1998	82%	79%	78%
1997	85%	80%	80%
1996	89%	80%	82%
1995	95%	81%	82%
1994	93%	81%	86%
1993	90%	82%	86%

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Hawaiian

n/a

Two or more races

10%

View Data

Two or More Races Student Percentage Comparison Over Years (2013-2023)
Year	Primos Elementary School	Pennsylvania	Upper Darby School District
2023	10%	5%	5%
2022	7%	5%	4%
2021	7%	5%	4%
2020	7%	4%	3%
2019	7%	4%	3%
2018	8%	4%	2%
2017	8%	4%	2%
2016	5%	3%	2%
2015	5%	3%
2014	2%	3%
2013	2%	2%	1%

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All Ethnic Groups

0.69

0.59

View Data

Diversity Score Comparison Over Years (1993-2023)
Year	Primos Elementary School	Pennsylvania	Upper Darby School District
2023	0.70	0.58	0.70
2022	0.70	0.57	0.70
2021	0.69	0.57	0.70
2020	0.71	0.54	0.69
2019	0.71	0.54	0.69
2018	0.69	0.53	0.68
2017	0.69	0.53	0.68
2016	0.68	0.51	0.67
2015	0.63	0.51	0.66
2014	0.63	0.50	0.65
2013	0.61	0.48	0.65
2012	0.59	0.47	0.65
2011	0.56	0.47	0.65
2010	0.53	0.46	0.64
2009	0.50	0.44	0.64
2008	0.43	0.43	0.63
2007	0.37	0.42	0.63
2006	0.42	0.41	0.61
2005	0.37	0.40	0.60
2004	0.34	0.40	0.58
2003	0.34	0.39	0.55
2002	0.32	0.37	0.52
2001	0.28	0.37	0.49
2000	0.30	0.35	0.45
1999	0.33	0.35	0.41
1998	0.31	0.35	0.38
1997	0.26	0.34	0.34
1996	0.20	0.34	0.32
1995	0.10	0.33	0.30
1994	0.13	0.33	0.26
1993	0.18	0.31	0.26

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Eligible for

100%

60%

View Data

Free Lunch Eligibility Comparison Over Years (2003-2023)
Year	Primos Elementary School	Pennsylvania	Upper Darby School District
2023	100%	54%	98%
2022	99%	50%	98%
2021	99%	49%	98%
2020	83%	48%	94%
2019	83%	48%	94%
2018	51%	41%	58%
2017	51%	41%	58%
2016	53%	44%	60%
2015	40%	41%	51%
2014	43%	38%	50%
2013	43%	36%	29%
2012	25%	34%	39%
2011	24%	33%	38%
2010	26%	31%	36%
2009	26%	27%	35%
2008	21%	25%	31%
2007	21%	24%	30%
2006	18%	25%	27%
2005	17%	22%	21%
2004	15%	22%	17%
2003	17%	23%	22%

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Eligible for (17-18)

View Data

Reduced-Price Lunch Eligibility Comparison Over Years (2000-2018)
Year	Primos Elementary School	Pennsylvania	Upper Darby School District
2018	5%	3%	4%
2017	5%	3%	4%
2016	7%	3%	5%
2015	8%	5%	8%
2014	6%	5%	7%
2013	7%	5%	4%
2012	12%	6%	6%
2011	8%	6%	5%
2010	10%	7%	8%
2009	10%	7%	9%
2008	9%	6%	7%
2007	8%	6%	8%
2006	11%	7%	7%
2005	11%	6%	5%
2004	7%	6%	4%
2003	11%	6%	5%
2002	7%	6%	5%
2001	7%	6%	4%
2000	11%	6%	4%

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School Statewide Testing

School District Name

Upper Darby School District

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

Profile last updated: 02/09/2025

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Frequently Asked Questions

What is Primos Elementary School's ranking?

Primos Elementary School is ranked #1872 out of 2,733 schools, which ranks it among the bottom 50% of public schools in Pennsylvania.

What schools are Primos Elementary School often compared to?

Primos Elementary Schoolis often viewed alongside schools like Upper Darby Kdg Center, Hillcrest Elementary School by visitors of our site.

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

30-34% of students have achieved math proficiency (compared to the 38% PA state average), while 45-49% of students have achieved reading proficiency (compared to the 55% PA state average).

How many students attend Primos Elementary School?

464 students attend Primos Elementary School.

What is the racial composition of the student body?

46% of Primos Elementary School students are Black, 28% of students are White, 10% of students are Asian, 10% of students are Two or more races, and 6% of students are Hispanic.

What is the student-teacher ratio of Primos Elementary School?

Primos Elementary School has a student ration of 12:1, which is lower than the Pennsylvania state average of 13:1.

What grades does Primos Elementary School offer ?

Primos Elementary School offers enrollment in grades Kindergarten-5 (Supplemental Virtual).

What school district is Primos Elementary School part of?

Primos Elementary School is part of Upper Darby School District.

In what neighborhood is Primos Elementary School located?

Primos Elementary School is located in the Secane neighborhood of Clifton Heights, PA.