Plymouth High School (Ranked Bottom 50%)

Bottom 50%

phs.sthelens.k12.or.us

Serving 99 students in grades 9-12, Plymouth High School ranks in the bottom 50% of all schools in Oregon for overall test scores (math proficiency is bottom 50%, and reading proficiency is top 20%).

The percentage of students achieving is ≤20% (which is lower than the Oregon state average of 31%). The percentage of students achieving is 60-79% (which is higher than the Oregon state average of 54%).

The student-teacher ratio of 25:1 is higher than the Oregon state level of 17:1.

Minority enrollment is 31% of the student body (majority Hispanic), which is lower than the Oregon state average of 42% (majority Hispanic).

Quick Facts (2025-26)

School Type: Alternative school
Grades: 9-12
Enrollment: 99 students
Student-Teacher Ratio: 25:1
Minority Enrollment: 31%
: 21-39% (Btm 50% in OR)
: ≤20% (Btm 50%)
: 60-79% (Top 1%)
: ≤20% (Btm 50%)
Source: National Center for Education Statistics (NCES), OR Dept. of Education

Top Rankings

Plymouth High School ranks among the top 20% of public schools in Oregon for:

School Overview

Plymouth High School's student population of 99 students has grown by 57% over five school years.

The teacher population of 4 teachers has declined by 20% over five school years.

School Type

Alternative school

Grades Offered

Grades 9-12
(Supplemental Virtual)

View Data

Distribution of Students By Grade Trends
Grade	Plymouth High School
9	13
10	21
11	22
12	43

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Total Students

99 students

View Data

Total Students Trends Over Years (2005-2023)
Year	Plymouth High School
2023	85
2022	52
2021	64
2020	63
2019	63
2018	81
2017	81
2016	79
2015	78
2014	82
2013	76
2012	69
2011	58
2010	63
2009	71
2008	53
2007	91
2006	69
2005	89

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Gender %

Total Classroom Teachers

4 teachers

View Data

Total Classroom Teachers Trends Over Years (2005-2023)
Year	Plymouth High School
2023	5
2022	5
2021	5
2020	5
2019	5
2018	5
2017	5
2016	4
2015	4
2014	4
2013	3
2012	3
2011	4
2010	5
2009	4
2008	4
2007	5
2006	6
2005	3

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Year Founded

1998

School Calendar

View School Calendar

School Mascot

Panthers

School Rankings

The of Plymouth High School is 0.49, which is less than the diversity score at state average of 0.60. The school's diversity has stayed relatively flat over five school years.

This School

State Level (OR)

≤20%

31%

View Data

Math Proficiency Comparison Over Years (2010-2023)
Year	Plymouth High School	Oregon	St Helens SD 502 School District
2023	20%	31%	21%
2019	20%	40%	35%
2018	20%	41%	43%
2017	50%	42%	42%
2016	20%	43%	44%
2015	20%	42%	38%
2014	20%	63%	61%
2013	30%	63%	61%
2012	30%	64%	62%
2011	50%	63%	59%
2010	20%	71%	69%

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(18-19)

60-79%

54%

View Data

Reading and Language Arts Proficiency Comparison Over Years (2010-2019)
Year	Plymouth High School	Oregon	St Helens SD 502 School District
2019	69%	54%	50%
2018	30%	56%	43%
2017	50%	55%	53%
2016	30%	57%	53%
2015	50%	56%	52%
2014	69%	72%	72%
2013	69%	72%	74%
2012	69%	74%	73%
2011	49%	81%	78%
2010	50%	78%	78%

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≤20%

30%

Student-Teacher Ratio

25:1

17:1

View Data

Student-Teacher Ratio Comparison Over Years (2005-2023)
Year	Plymouth High School	Oregon	St Helens SD 502 School District
2023	17:1	17:1	17:1
2022	10:1	17:1	17:1
2021	13:1	17:1	17:1
2020	13:1	19:1	19:1
2019	13:1	19:1	19:1
2018	16:1	20:1	19:1
2017	16:1	19:1	19:1
2016	20:1	20:1	19:1
2015	20:1	21:1	21:1
2014	23:1	21:1	21:1
2013	23:1	21:1	22:1
2012	22:1	21:1	23:1
2011	15:1	20:1	21:1
2010	13:1	20:1	21:1
2009	18:1	19:1	20:1
2008	13:1	19:1	20:1
2007	18:1	19:1	21:1
2006	12:1	19:1	31:1
2005	30:1	21:1	22:1

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American Indian

View Data

American Indian Student Percentage Comparison Over Years (2006-2023)
Year	Plymouth High School	Oregon	St Helens SD 502 School District
2023	4%	1%	1%
2022	4%	1%	1%
2020	2%	1%	1%
2019	2%	1%	1%
2018	2%	1%	1%
2017	2%	1%	1%
2016	7%	1%	2%
2015	2%	2%	1%
2014	5%	2%	3%
2013	5%	2%	3%
2012	7%	2%	3%
2011	7%	2%	2%
2010	9%	3%	4%
2009	1%	3%	4%
2008	13%	3%	3%
2007	4%	3%	3%
2006	4%	3%

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Asian

n/a

View Data

Asian Student Percentage Comparison Over Years (2005-2018)
Year	Plymouth High School	Oregon	St Helens SD 502 School District
2018	1%	4%	1%
2017	1%	4%	1%
2016	1%	5%
2015	1%	4%	1%
2009	1%	6%	4%
2005	2%	5%	3%

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Hispanic

15%

26%

View Data

Hispanic Student Percentage Comparison Over Years (2005-2023)
Year	Plymouth High School	Oregon	St Helens SD 502 School District
2023	15%	25%	12%
2022	18%	25%	12%
2021	15%	25%	11%
2020	11%	24%	10%
2019	11%	24%	10%
2018	7%	23%	9%
2017	7%	23%	9%
2016	9%	22%	9%
2015	5%	22%	9%
2014	5%	22%	8%
2013	7%	22%	8%
2012	7%	21%	8%
2011	7%	21%	8%
2010	8%	21%	9%
2009	6%	18%	6%
2008	2%	18%	6%
2007	6%	17%	7%
2006	4%	16%	6%
2005	7%	15%	5%

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Black

View Data

Black Student Percentage Comparison Over Years (2005-2023)
Year	Plymouth High School	Oregon	St Helens SD 502 School District
2023	4%	3%	1%
2018	1%	2%
2017	1%	2%
2016	2%	2%
2013	3%	2%	1%
2012	1%	2%
2011	5%	3%	1%
2007	2%	4%	1%
2006	1%	3%	1%
2005	1%	4%	1%

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White

69%

58%

View Data

White Student Percentage Comparison Over Years (2005-2023)
Year	Plymouth High School	Oregon	St Helens SD 502 School District
2023	67%	59%	77%
2022	70%	60%	78%
2021	71%	60%	80%
2020	81%	62%	80%
2019	81%	62%	80%
2018	86%	63%	83%
2017	86%	63%	83%
2016	79%	63%	83%
2015	85%	64%	82%
2014	87%	64%	82%
2013	82%	65%	82%
2012	83%	65%	83%
2011	79%	66%	83%
2010	83%	67%	83%
2009	92%	69%	85%
2008	85%	69%	87%
2007	88%	70%	85%
2006	90%	73%	90%
2005	89%	73%	88%

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Hawaiian

View Data

Native Hawaiian or Pacific Islander Student Percentage Comparison Over Years (2013-2014)
Year	Plymouth High School	Oregon	St Helens SD 502 School District
2014	1%	1%
2013	1%	1%

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Two or more races

10%

View Data

Two or More Races Student Percentage Comparison Over Years (2013-2023)
Year	Plymouth High School	Oregon	St Helens SD 502 School District
2023	10%	7%	7%
2022	8%	7%	6%
2021	14%	7%	6%
2020	6%	6%	7%
2019	6%	6%	7%
2018	3%	6%	6%
2017	3%	6%	6%
2016	2%	6%	6%
2015	7%	5%	6%
2014	2%	5%	5%
2013	2%	4%	5%

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All Ethnic Groups

0.49

0.60

View Data

Diversity Score Comparison Over Years (2005-2023)
Year	Plymouth High School	Oregon	St Helens SD 502 School District
2023	0.52	0.59	0.39
2022	0.47	0.58	0.37
2021	0.46	0.58	0.35
2020	0.33	0.56	0.34
2019	0.33	0.56	0.34
2018	0.26	0.55	0.31
2017	0.26	0.55	0.31
2016	0.37	0.55	0.30
2015	0.27	0.54	0.31
2014	0.24	0.54	0.32
2013	0.33	0.54	0.32
2012	0.30	0.53	0.30
2011	0.37	0.53	0.31
2010	0.30	0.51	0.28
2009	0.15	0.51	0.25
2008	0.26	0.49	0.24
2007	0.24	0.48	0.25
2006	0.19	0.44	0.18
2005	0.20	0.45	0.21

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21-39%

81%

View Data

Graduation Rate Comparison Over Years (2013-2023)
Year	Plymouth High School	Oregon	St Helens SD 502 School District
2023	30%	81%	75%
2022	30%	81%	74%
2021	30%	81%	71%
2020	34%	84%	72%
2019	34%	81%	80%
2018	34%	80%	74%
2017	24%	78%	74%
2016	20%	77%	71%
2015	15%	76%	65%
2014	24%	74%	78%
2013	20%	72%	60%

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Eligible for

66%

51%

View Data

Free Lunch Eligibility Comparison Over Years (2006-2023)
Year	Plymouth High School	Oregon	St Helens SD 502 School District
2023	52%	49%	38%
2022	85%	43%	44%
2021	69%	44%	47%
2020	52%	40%	37%
2019	52%	40%	37%
2018	54%	42%	37%
2017	54%	42%	37%
2016	55%	43%	37%
2015	57%	44%	44%
2014	62%	44%	43%
2013	63%	45%	44%
2012	48%	45%	41%
2011	45%	44%	37%
2010	38%	41%	29%
2008	21%	34%	14%
2007	37%	34%	27%
2006	30%	35%	24%

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Eligible for

View Data

Reduced-Price Lunch Eligibility Comparison Over Years (2006-2023)
Year	Plymouth High School	Oregon	St Helens SD 502 School District
2023	7%	2%	5%
2022	12%	8%	8%
2021	9%	7%	9%
2020	16%	7%	8%
2019	16%	7%	8%
2018	7%	7%	7%
2017	7%	7%	7%
2016	11%	7%	6%
2015	8%	7%	6%
2014	10%	7%	7%
2013	7%	7%	8%
2012	9%	7%	8%
2011	5%	7%	7%
2010	8%	8%	7%
2008	9%	9%	7%
2007	1%	8%	8%
2006	7%	9%	9%

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School Statewide Testing

View Education Department Test Scores

School District Name

St Helens SD 502 School District

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

School Notes

School Mascot: Panthers

Profile last updated: 02/09/2025

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Frequently Asked Questions

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

≤20% of students have achieved math proficiency (compared to the 31% OR state average), while 60-79% of students have achieved reading proficiency (compared to the 54% OR state average).

What is the graduation rate of Plymouth High School?

The graduation rate of Plymouth High School is 21-39%, which is lower than the Oregon state average of 81%.

How many students attend Plymouth High School?

99 students attend Plymouth High School.

What is the racial composition of the student body?

69% of Plymouth High School students are White, 15% of students are Hispanic, 10% of students are Two or more races, 3% of students are American Indian, 2% of students are Black, and 1% of students are Hawaiian.

What is the student-teacher ratio of Plymouth High School?

Plymouth High School has a student ration of 25:1, which is higher than the Oregon state average of 17:1.

What grades does Plymouth High School offer ?

Plymouth High School offers enrollment in grades 9-12 (Supplemental Virtual).

What school district is Plymouth High School part of?

Plymouth High School is part of St Helens SD 502 School District.