John A. Rowland High School (Ranked Top 20% for 2025-26)

2000 South Otterbein St.
Rowland Heights, CA 91748

( shown in map)

Top 20%

John A. Rowland High School is a public, four-year high school and International Baccalaureate World School in the city of Rowland Heights, California, United States. It is one of the two high schools in the Rowland Unified School District.

Serving 1,954 students in grades 9-12, John A. Rowland High School ranks in the top 20% of all schools in California for overall test scores (math proficiency is top 30%, and reading proficiency is top 30%).

The percentage of students achieving is 46% (which is higher than the California state average of 34%). The percentage of students achieving is 69% (which is higher than the California state average of 47%).

The student-teacher ratio of 24:1 is higher than the California state level of 21:1.

Minority enrollment is 97% of the student body (majority Asian and Hispanic), which is higher than the California state average of 80% (majority Hispanic).

Quick Facts (2025-26)

Grades: 9-12
Enrollment: 1,954 students
Student-Teacher Ratio: 24:1
Minority Enrollment: 97%
: 94% (Top 30% in CA)
: Top 20%
: 46% (Top 30%)
: 69% (Top 20%)
: 38% (Top 30%)
Source: National Center for Education Statistics (NCES), CA Dept. of Education

Top Rankings

John A. Rowland High School ranks among the top 20% of public schools in California for:

School Overview

John A. Rowland High School's student population of 1,954 students has stayed relatively flat over five school years.

The teacher population of 83 teachers has grown by 5% over five school years.

Grades Offered

Grades 9-12

View Data

Distribution of Students By Grade Trends
Grade	John A. Rowland High School
9	478
10	532
11	450
12	494

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Total Students

1,954 students

View Data

Total Students Trends Over Years (1987-2023)
Year	John A. Rowland High School
2023	2,025
2022	1,923
2021	2,033
2020	2,017
2019	2,017
2018	2,188
2017	2,188
2016	2,221
2015	2,329
2014	2,378
2013	2,372
2012	2,403
2011	2,383
2010	2,310
2009	2,372
2008	2,374
2007	2,481
2006	2,495
2005	2,457
2004	2,499
2003	2,511
2002	2,522
2001	2,540
2000	2,605
1999	2,603
1998	2,592
1997	2,562
1996	2,386
1995	2,368
1994	2,398
1993	2,495
1992	2,488
1991	2,508
1990	2,461
1989	2,568
1988	2,653
1987	2,712

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Gender %

Total Classroom Teachers

83 teachers

View Data

Total Classroom Teachers Trends Over Years (1990-2023)
Year	John A. Rowland High School
2023	83
2022	82
2021	81
2020	79
2019	79
2018	81
2017	81
2016	83
2015	88
2014	89
2013	87
2012	87
2010	85
2009	96
2008	105
2007	92
2006	93
2005	93
2004	91
2003	91
2002	92
2001	92
2000	97
1999	94
1998	95
1997	92
1996	85
1995	86
1994	88
1993	91
1992	93
1991	91
1990	90

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Year Founded

1964

Colors

Navy Blue, Gold

School Calendar

View School Calendar

School Rankings

John A. Rowland High School ranks within the top 20% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).

The of John A. Rowland High School is 0.57, which is less than the diversity score at state average of 0.63. The school's diversity has stayed relatively flat over five school years.

This School

State Level (CA)

#1862 out of 9523 schools
(Top 20%)

View Data

Overall School Rank Trends Over Years (2012-2023)
Year	John A. Rowland High School
2023	#1862
2022	#1890
2021	#624
2019	#1702
2018	#1827
2017	#1664
2016	#1350
2015	#987
2014	#469
2013	#1427
2012	#1974

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46%

34%

View Data

Math Proficiency Comparison Over Years (2012-2023)
Year	John A. Rowland High School	California	Rowland Unified School District
2023	46%	34%	35%
2022	44%	33%	33%
2021	49%	34%	40%
2019	51%	40%	41%
2018	48%	39%	40%
2017	49%	38%	40%
2016	51%	37%	40%
2015	55%	34%	38%
2014	77%	63%	65%
2013	78%	59%	64%
2012	75%	59%	60%

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69%

47%

View Data

Reading and Language Arts Proficiency Comparison Over Years (2011-2022)
Year	John A. Rowland High School	California	Rowland Unified School District
2022	69%	47%	49%
2021	68%	49%	62%
2019	74%	51%	51%
2018	74%	50%	40%
2017	74%	48%	49%
2016	76%	48%	51%
2015	73%	44%	47%
2014	70%	58%	59%
2013	72%	57%	58%
2012	69%	58%	58%
2011	71%	56%	56%

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38%

29%

Student-Teacher Ratio

24:1

21:1

View Data

Student-Teacher Ratio Comparison Over Years (1990-2023)
Year	John A. Rowland High School	California	Rowland Unified School District
2023	24:1	22:1	21:1
2022	23:1	21:1	21:1
2021	25:1	22:1	22:1
2020	26:1	23:1	23:1
2019	26:1	23:1	23:1
2018	27:1	23:1	23:1
2017	27:1	23:1	23:1
2016	27:1	24:1	23:1
2015	26:1	24:1	23:1
2014	27:1	24:1	23:1
2013	27:1	24:1	24:1
2012	28:1	23:1	24:1
2010	27:1	21:1	22:1
2009	25:1	20:1	22:1
2008	23:1	18:1	20:1
2007	27:1	21:1	23:1
2006	27:1	20:1	23:1
2005	26:1	21:1	23:1
2004	27:1	21:1	24:1
2003	28:1	20:1	24:1
2002	27:1	20:1	23:1
2001	28:1	20:1	23:1
2000	27:1	21:1	23:1
1999	28:1	21:1	23:1
1998	27:1	21:1	23:1
1997	28:1	23:1	26:1
1996	28:1	25:1	28:1
1995	27:1	25:1	27:1
1994	27:1	25:1	27:1
1993	27:1	25:1	27:1
1992	27:1	24:1	26:1
1991	27:1	24:1	27:1
1990	27:1	24:1	27:1

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American Indian

n/a

Asian

47%

12%

View Data

Asian Student Percentage Comparison Over Years (1991-2023)
Year	John A. Rowland High School	California	Rowland Unified School District
2023	46%	12%	28%
2022	46%	12%	28%
2021	47%	12%	28%
2020	51%	12%	28%
2019	51%	12%	28%
2018	53%	11%	28%
2017	53%	11%	28%
2016	53%	11%	28%
2015	53%	11%	29%
2014	53%	11%	29%
2013	52%	11%	28%
2012	53%	11%	29%
2011	52%	11%	30%
2010	52%	11%	30%
2009	53%	11%	29%
2008	52%	12%	30%
2007	50%	12%	30%
2006	51%	12%	30%
2005	52%	12%	30%
2004	52%	12%	30%
2003	53%	11%	30%
2002	51%	11%	30%
2001	49%	11%	29%
2000	47%	11%	28%
1999	46%	11%	28%
1998	45%	11%	27%
1997	44%	11%	27%
1996	42%	11%	26%
1995	40%	11%	26%
1994	38%	11%	26%
1993	37%	11%	25%
1992	37%	11%	26%
1991	32%	11%	23%

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Hispanic

46%

56%

View Data

Hispanic Student Percentage Comparison Over Years (1991-2023)
Year	John A. Rowland High School	California	Rowland Unified School District
2023	47%	55%	66%
2022	46%	56%	66%
2021	46%	56%	66%
2020	43%	55%	66%
2019	43%	55%	66%
2018	41%	54%	65%
2017	41%	54%	65%
2016	41%	54%	65%
2015	41%	54%	61%
2014	40%	53%	63%
2013	39%	53%	64%
2012	38%	52%	64%
2011	37%	51%	63%
2010	37%	50%	63%
2009	34%	49%	61%
2008	36%	50%	64%
2007	36%	49%	62%
2006	34%	48%	61%
2005	34%	47%	61%
2004	33%	46%	60%
2003	31%	45%	59%
2002	31%	44%	58%
2001	31%	43%	57%
2000	31%	42%	57%
1999	32%	41%	56%
1998	31%	40%	56%
1997	30%	40%	54%
1996	31%	39%	54%
1995	31%	38%	53%
1994	32%	37%	51%
1993	31%	36%	51%
1992	29%	35%	49%
1991	30%	34%	49%

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Black

View Data

Black Student Percentage Comparison Over Years (1991-2023)
Year	John A. Rowland High School	California	Rowland Unified School District
2023	1%	5%	2%
2022	2%	5%	2%
2021	2%	5%	2%
2020	1%	5%	2%
2019	1%	5%	2%
2018	1%	6%	2%
2017	1%	6%	2%
2016	1%	6%	2%
2015	1%	6%	2%
2014	1%	6%	2%
2013	2%	6%	2%
2012	2%	6%	2%
2011	2%	7%	2%
2010	3%	7%	2%
2009	3%	7%	2%
2008	4%	8%	3%
2007	5%	8%	3%
2006	5%	8%	4%
2005	5%	8%	4%
2004	4%	8%	4%
2003	5%	8%	5%
2002	5%	8%	5%
2001	5%	8%	5%
2000	6%	9%	6%
1999	6%	9%	6%
1998	6%	9%	7%
1997	6%	9%	7%
1996	6%	9%	7%
1995	7%	9%	7%
1994	7%	9%	8%
1993	7%	9%	7%
1992	7%	9%	7%
1991	7%	9%	8%

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White

20%

View Data

White Student Percentage Comparison Over Years (1991-2023)
Year	John A. Rowland High School	California	Rowland Unified School District
2023	3%	21%	2%
2022	4%	21%	2%
2021	3%	22%	2%
2020	3%	23%	3%
2019	3%	23%	3%
2018	4%	24%	4%
2017	4%	24%	4%
2016	4%	24%	4%
2015	4%	24%	5%
2014	4%	25%	4%
2013	5%	25%	4%
2012	5%	26%	4%
2011	6%	27%	4%
2010	7%	27%	4%
2009	7%	28%	4%
2008	8%	29%	3%
2007	9%	29%	5%
2006	10%	31%	5%
2005	9%	31%	5%
2004	11%	32%	6%
2003	11%	34%	6%
2002	13%	35%	7%
2001	15%	36%	9%
2000	16%	37%	9%
1999	16%	38%	10%
1998	18%	39%	10%
1997	20%	39%	12%
1996	21%	40%	13%
1995	22%	41%	14%
1994	23%	42%	15%
1993	25%	43%	17%
1992	27%	44%	18%
1991	31%	45%	20%

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Hawaiian

n/a

View Data

Native Hawaiian or Pacific Islander Student Percentage Comparison Over Years (2010-2011)
Year	John A. Rowland High School	California	Rowland Unified School District
2011	1%	1%
2010	1%	1%

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Two or more races

View Data

Two or More Races Student Percentage Comparison Over Years (2011-2023)
Year	John A. Rowland High School	California	Rowland Unified School District
2023	2%	6%	2%
2022	2%	5%	2%
2021	2%	5%	2%
2020	2%	4%	1%
2019	2%	4%	1%
2018	1%	4%	1%
2017	1%	4%	1%
2016	1%	4%	1%
2015	1%	3%	1%
2014	2%	3%	2%
2013	2%	3%	2%
2012	2%	3%	1%
2011	2%	2%	1%

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All Ethnic Groups

0.57

0.63

View Data

Diversity Score Comparison Over Years (1991-2023)
Year	John A. Rowland High School	California	Rowland Unified School District
2023	0.57	0.64	0.49
2022	0.58	0.63	0.49
2021	0.57	0.62	0.49
2020	0.56	0.63	0.49
2019	0.56	0.63	0.49
2018	0.55	0.64	0.51
2017	0.55	0.64	0.51
2016	0.55	0.64	0.51
2015	0.55	0.64	0.53
2014	0.56	0.65	0.52
2013	0.58	0.65	0.51
2012	0.59	0.65	0.52
2011	0.59	0.67	0.52
2010	0.60	0.67	0.52
2009	0.61	0.71	0.55
2008	0.60	0.65	0.51
2007	0.63	0.67	0.53
2006	0.64	0.66	0.54
2005	0.63	0.67	0.54
2004	0.63	0.67	0.55
2003	0.63	0.67	0.56
2002	0.63	0.67	0.57
2001	0.65	0.67	0.58
2000	0.66	0.67	0.59
1999	0.66	0.67	0.60
1998	0.67	0.67	0.61
1997	0.68	0.67	0.62
1996	0.69	0.67	0.63
1995	0.70	0.67	0.64
1994	0.70	0.67	0.65
1993	0.71	0.67	0.65
1992	0.72	0.67	0.66
1991	0.72	0.67	0.67

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94%

87%

View Data

Graduation Rate Comparison Over Years (2013-2023)
Year	John A. Rowland High School	California	Rowland Unified School District
2023	94%	87%	89%
2022	96%	87%	93%
2021	94%	84%	88%
2020	93%	85%	88%
2019	93%	84%	88%
2018	94%	84%	87%
2017	92%	83%	88%
2016	94%	83%	90%
2015	91%	89%	86%
2014	93%	88%	88%
2013	94%	87%	84%

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Eligible for

57%

54%

View Data

Free Lunch Eligibility Comparison Over Years (1992-2023)
Year	John A. Rowland High School	California	Rowland Unified School District
2023	56%	51%	68%
2022	49%	51%	62%
2021	53%	53%	66%
2020	53%	52%	67%
2019	53%	52%	67%
2018	41%	49%	58%
2017	41%	49%	58%
2016	40%	50%	56%
2015	37%	50%	53%
2014	38%	49%	53%
2013	37%	48%	53%
2011	32%	46%	52%
2010	25%	46%	48%
2009	21%	43%	44%
2008	19%	41%	37%
2007	19%	40%	42%
2006	18%	40%	42%
2005	19%	40%	44%
2004	18%	40%	41%
2003	19%	39%	42%
2002	18%	39%	38%
2001	18%	39%	39%
2000	17%	40%	42%
1999	18%	40%	38%
1998	24%	47%	49%
1997	23%	47%	50%
1996	9%	46%	34%
1995	12%	45%	33%
1994	8%	43%	29%
1993	7%	41%	29%
1992	6%	38%	28%

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Eligible for

12%

View Data

Reduced-Price Lunch Eligibility Comparison Over Years (2002-2023)
Year	John A. Rowland High School	California	Rowland Unified School District
2023	11%	8%	10%
2022	10%	7%	9%
2021	7%	6%	7%
2020	9%	7%	8%
2019	9%	7%	8%
2018	13%	9%	12%
2017	13%	9%	12%
2016	12%	9%	10%
2015	15%	9%	12%
2014	17%	9%	15%
2013	15%	7%	13%
2011	12%	8%	12%
2010	14%	9%	15%
2009	13%	10%	14%
2008	13%	10%	14%
2007	12%	10%	15%
2006	10%	9%	14%
2005	9%	9%	14%
2004	10%	9%	14%
2003	8%	9%	13%
2002	8%	8%	12%

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School Statewide Testing

View Education Department Test Scores

School District Name

Rowland Unified School District

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

School Notes

School Mascot: Raiders

Profile last updated: 02/09/2025

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Frequently Asked Questions

What is John A. Rowland High School's ranking?

John A. Rowland High School is ranked #1862 out of 9,523 schools, which ranks it among the top 20% of public schools in California.

What schools are John A. Rowland High School often compared to?

John A. Rowland High Schoolis often viewed alongside schools like Diamond Bar High School, Walnut High School, Nogales High School by visitors of our site.

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

46% of students have achieved math proficiency (compared to the 34% CA state average), while 69% of students have achieved reading proficiency (compared to the 47% CA state average).

What is the graduation rate of John A. Rowland High School?

The graduation rate of John A. Rowland High School is 94%, which is higher than the California state average of 87%.

How many students attend John A. Rowland High School?

1,954 students attend John A. Rowland High School.

What is the racial composition of the student body?

47% of John A. Rowland High School students are Asian, 46% of students are Hispanic, 3% of students are White, 2% of students are Black, and 2% of students are Two or more races.

What is the student-teacher ratio of John A. Rowland High School?

John A. Rowland High School has a student ration of 24:1, which is higher than the California state average of 21:1.

What grades does John A. Rowland High School offer ?

John A. Rowland High School offers enrollment in grades 9-12

What school district is John A. Rowland High School part of?

John A. Rowland High School is part of Rowland Unified School District.