Home > California > San Bernardino County > Rialto

Rialto Middle School

1262 West Rialto Ave.
Rialto, CA 92376

( shown in map)

Bottom 50%

kec.rialto.k12.ca.us

Serving 1,085 students in grades 6-8, Rialto Middle School ranks in the bottom 50% of all schools in California for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).

The percentage of students achieving is 12% (which is lower than the California state average of 33%). The percentage of students achieving is 33% (which is lower than the California state average of 47%).

The student:teacher ratio of 23:1 is higher than the California state level of 21:1.

Minority enrollment is 99% of the student body (majority Hispanic), which is higher than the California state average of 80% (majority Hispanic).

Quick Stats (2025)

Grades: 6-8
Enrollment: 1,085 students
Student:Teacher Ratio: 23:1
Minority Enrollment: 99%
: Bottom 50% in CA
: 12% (Btm 50%)
: 33% (Btm 50%)
: 17% (Btm 50%)
Source: National Center for Education Statistics (NCES), CA Dept. of Education

School Overview

Rialto Middle School's student population of 1,085 students has declined by 12% over five school years.

The teacher population of 47 teachers has declined by 7% over five school years.

Grades Offered

Grades 6-8

View Data

Distribution of Students By Grade Trends
Grade	Rialto Middle School
6	343
7	359
8	383

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Total Students

1,085 students

View Data

Total Students Trends Over Years (1987-2023)
Year	Rialto Middle School
2023	1,087
2022	1,270
2021	1,172
2020	1,233
2019	1,233
2018	1,205
2017	1,205
2016	1,245
2015	1,252
2014	1,201
2013	1,193
2012	1,237
2011	1,484
2010	1,492
2009	1,263
2008	1,316
2007	1,318
2006	1,353
2005	1,363
2004	1,425
2003	1,273
2002	1,243
2001	1,172
2000	1,086
1999	972
1998	1,085
1997	1,020
1996	1,014
1995	949
1994	1,014
1993	975
1992	1,269
1991	1,286
1990	1,097
1989	1,037
1988	1,017
1987	870

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Gender %

Total Classroom Teachers

47 teachers

View Data

Total Classroom Teachers Trends Over Years (1990-2023)
Year	Rialto Middle School
2023	44
2022	49
2021	44
2020	51
2019	51
2018	49
2017	49
2016	48
2015	57
2014	57
2013	62
2012	63
2010	70
2009	60
2008	63
2007	60
2006	53
2005	51
2004	58
2003	55
2002	51
2001	48
2000	46
1999	43
1998	47
1997	44
1996	46
1995	44
1994	48
1993	45
1992	52
1991	51
1990	47

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School Calendar

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School Rankings

Rialto Middle School ranks within the bottom 50% of all 9,602 schools in California (based off of combined math and reading proficiency testing data).

The of Rialto Middle School is 0.25, 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)

#7386 out of 9602 schools
(Bottom 50%)

View Data

Overall School Rank Trends Over Years (2011-2022)
Year	Rialto Middle School
2022	#7386
2021	#840
2019	#8111
2018	#8652
2017	#8468
2016	#8173
2015	#7517
2014	#1043
2013	#7328
2012	#7613
2011	#8268

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12%

33%

View Data

Math Proficiency Comparison Over Years (2011-2022)
Year	Rialto Middle School	California	Rialto Unified School District
2022	12%	33%	16%
2021	50%	34%	25%
2019	13%	40%	22%
2018	12%	39%	20%
2017	13%	38%	18%
2016	13%	37%	18%
2015	12%	34%	17%
2014	50%	63%	56%
2013	34%	59%	47%
2012	33%	59%	46%
2011	29%	58%	45%

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33%

47%

View Data

Reading and Language Arts Proficiency Comparison Over Years (2011-2022)
Year	Rialto Middle School	California	Rialto Unified School District
2022	33%	47%	32%
2021	50%	49%	46%
2019	35%	51%	36%
2018	26%	50%	20%
2017	25%	48%	30%
2016	27%	48%	31%
2015	22%	44%	29%
2014	50%	58%	47%
2013	42%	57%	44%
2012	47%	58%	46%
2011	39%	56%	44%

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17%

29%

Student : Teacher Ratio

23:1

21:1

View Data

Student-Teacher Ratio Comparison Over Years (1990-2023)
Year	Rialto Middle School	California	Rialto Unified School District
2023	25:1	22:1	24:1
2022	26:1	21:1	24:1
2021	27:1	22:1	25:1
2020	24:1	23:1	24:1
2019	24:1	23:1	24:1
2018	25:1	23:1	25:1
2017	25:1	23:1	25:1
2016	26:1	24:1	26:1
2015	22:1	24:1	26:1
2014	21:1	24:1	26:1
2013	19:1	24:1	25:1
2012	20:1	23:1	24:1
2010	21:1	21:1	24:1
2009	21:1	20:1	24:1
2008	21:1	18:1	20:1
2007	22:1	21:1	22:1
2006	26:1	20:1	23:1
2005	27:1	21:1	24:1
2004	25:1	21:1	23:1
2003	23:1	20:1	22:1
2002	24:1	20:1	23:1
2001	24:1	20:1	22:1
2000	24:1	21:1	23:1
1999	23:1	21:1	23:1
1998	23:1	21:1	24:1
1997	23:1	23:1	26:1
1996	22:1	25:1	26:1
1995	22:1	25:1	26:1
1994	21:1	25:1	26:1
1993	22:1	25:1	25:1
1992	25:1	24:1	27:1
1991	25:1	24:1	26:1
1990	23:1	24:1	26:1

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American Indian

n/a

Asian

n/a

12%

View Data

Asian Student Percentage Comparison Over Years (1989-2023)
Year	Rialto Middle School	California	Rialto Unified School District
2023	1%	12%	2%
2022	1%	12%	2%
2020	1%	12%	2%
2019	1%	12%	2%
2015	1%	11%	2%
2014	1%	11%	2%
2013	1%	11%	2%
2012	2%	11%	2%
2011	1%	11%	2%
2010	1%	11%	2%
2009	1%	11%	2%
2008	1%	12%	3%
2007	2%	12%	3%
2006	1%	12%	3%
2005	1%	12%	3%
2004	2%	12%	3%
2003	2%	11%	3%
2002	3%	11%	3%
2001	2%	11%	4%
2000	3%	11%	4%
1999	3%	11%	4%
1998	4%	11%	5%
1997	3%	11%	4%
1996	4%	11%	5%
1995	6%	11%	5%
1994	4%	11%	4%
1993	4%	11%	4%
1992	3%	11%	4%
1991	3%	11%	4%
1990	3%	10%	4%
1989	3%	10%	3%

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Hispanic

86%

56%

View Data

Hispanic Student Percentage Comparison Over Years (1991-2023)
Year	Rialto Middle School	California	Rialto Unified School District
2023	85%	55%	86%
2022	85%	56%	86%
2021	87%	56%	86%
2020	86%	55%	85%
2019	86%	55%	85%
2018	86%	54%	84%
2017	86%	54%	84%
2016	85%	54%	83%
2015	85%	54%	81%
2014	83%	53%	81%
2013	84%	53%	81%
2012	81%	52%	79%
2011	82%	51%	77%
2010	81%	50%	76%
2009	86%	49%	73%
2008	86%	50%	73%
2007	85%	49%	71%
2006	83%	48%	70%
2005	78%	47%	67%
2004	76%	46%	65%
2003	74%	45%	62%
2002	72%	44%	60%
2001	70%	43%	58%
2000	71%	42%	56%
1999	66%	41%	54%
1998	58%	40%	51%
1997	57%	40%	50%
1996	55%	39%	48%
1995	51%	38%	46%
1994	50%	37%	44%
1993	49%	36%	42%
1992	46%	35%	40%
1991	44%	34%	37%

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Black

11%

View Data

Black Student Percentage Comparison Over Years (1991-2023)
Year	Rialto Middle School	California	Rialto Unified School District
2023	10%	5%	8%
2022	11%	5%	8%
2021	10%	5%	9%
2020	9%	5%	9%
2019	9%	5%	9%
2018	10%	6%	11%
2017	10%	6%	11%
2016	11%	6%	11%
2015	10%	6%	12%
2014	12%	6%	12%
2013	11%	6%	12%
2012	13%	6%	14%
2011	13%	7%	15%
2010	13%	7%	16%
2009	7%	7%	17%
2008	8%	8%	18%
2007	9%	8%	19%
2006	11%	8%	21%
2005	14%	8%	22%
2004	14%	8%	23%
2003	14%	8%	25%
2002	15%	8%	26%
2001	15%	8%	26%
2000	14%	9%	26%
1999	15%	9%	27%
1998	20%	9%	27%
1997	21%	9%	28%
1996	22%	9%	27%
1995	20%	9%	27%
1994	20%	9%	27%
1993	20%	9%	27%
1992	17%	9%	26%
1991	17%	9%	27%

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White

20%

View Data

White Student Percentage Comparison Over Years (1991-2023)
Year	Rialto Middle School	California	Rialto Unified School District
2023	2%	21%	3%
2022	2%	21%	3%
2021	2%	22%	3%
2020	2%	23%	3%
2019	2%	23%	3%
2018	3%	24%	4%
2017	3%	24%	4%
2016	4%	24%	4%
2015	3%	24%	4%
2014	3%	25%	4%
2013	3%	25%	4%
2012	4%	26%	4%
2011	4%	27%	5%
2010	4%	27%	5%
2009	4%	28%	6%
2008	5%	29%	6%
2007	4%	29%	7%
2006	5%	31%	6%
2005	7%	31%	8%
2004	8%	32%	9%
2003	10%	34%	10%
2002	10%	35%	11%
2001	13%	36%	12%
2000	12%	37%	14%
1999	16%	38%	15%
1998	18%	39%	17%
1997	19%	39%	18%
1996	19%	40%	20%
1995	23%	41%	22%
1994	26%	42%	25%
1993	27%	43%	27%
1992	34%	44%	30%
1991	36%	45%	32%

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Hawaiian

n/a

View Data

Native Hawaiian or Pacific Islander Student Percentage Comparison Over Years (2009-2010)
Year	Rialto Middle School	California	Rialto Unified School District
2010	1%	1%
2009	1%	1%	1%

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Two or more races

View Data

Two or More Races Student Percentage Comparison Over Years (2009-2023)
Year	Rialto Middle School	California	Rialto Unified School District
2023	2%	6%	1%
2022	1%	5%	1%
2021	1%	5%	1%
2020	2%	4%	1%
2019	2%	4%	1%
2018	1%	4%
2017	1%	4%
2015	1%	3%	1%
2014	1%	3%	1%
2013	1%	3%	1%
2009	1%	3%	1%

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All Ethnic Groups

0.25

0.63

View Data

Diversity Score Comparison Over Years (1991-2023)
Year	Rialto Middle School	California	Rialto Unified School District
2023	0.27	0.64	0.25
2022	0.27	0.63	0.25
2021	0.23	0.62	0.26
2020	0.25	0.63	0.27
2019	0.25	0.63	0.27
2018	0.25	0.64	0.28
2017	0.25	0.64	0.28
2016	0.27	0.64	0.30
2015	0.27	0.64	0.32
2014	0.30	0.65	0.33
2013	0.28	0.65	0.34
2012	0.33	0.65	0.36
2011	0.32	0.67	0.38
2010	0.34	0.67	0.40
2009	0.26	0.71	0.44
2008	0.25	0.65	0.43
2007	0.28	0.67	0.45
2006	0.30	0.66	0.47
2005	0.37	0.67	0.50
2004	0.40	0.67	0.52
2003	0.43	0.67	0.55
2002	0.45	0.67	0.57
2001	0.47	0.67	0.59
2000	0.47	0.67	0.60
1999	0.52	0.67	0.62
1998	0.60	0.67	0.64
1997	0.60	0.67	0.65
1996	0.62	0.67	0.66
1995	0.65	0.67	0.67
1994	0.65	0.67	0.68
1993	0.65	0.67	0.69
1992	0.65	0.67	0.69
1991	0.65	0.67	0.69

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Eligible for

76%

54%

View Data

Free Lunch Eligibility Comparison Over Years (1992-2023)
Year	Rialto Middle School	California	Rialto Unified School District
2023	72%	51%	71%
2022	77%	51%	74%
2021	80%	53%	77%
2020	85%	52%	79%
2019	85%	52%	79%
2018	76%	49%	71%
2017	76%	49%	71%
2016	76%	50%	72%
2015	75%	50%	69%
2014	75%	49%	71%
2013	73%	48%	66%
2011	83%	46%	75%
2010	79%	46%	72%
2009	72%	43%	65%
2008	65%	41%	61%
2007	61%	40%	54%
2006	60%	40%	50%
2005	55%	40%	50%
2004	56%	40%	49%
2003	63%	39%	54%
2002	70%	39%	57%
2001	71%	39%	56%
2000	64%	40%	54%
1999	64%	40%	56%
1998	65%	47%	61%
1997	60%	47%	58%
1996	56%	46%	58%
1995	54%	45%	52%
1994	59%	43%	52%
1993	47%	41%	48%
1992	28%	38%	38%

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Eligible for

13%

View Data

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

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School Statewide Testing

View Education Department Test Scores

School District Name

Rialto Unified School District

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

School Notes

School Mascot: The Tigers

Profile last updated: 02/09/2025

Frequently Asked Questions

What is Rialto Middle School's ranking?

Rialto Middle School is ranked #7386 out of 9,602 schools, which ranks it among the bottom 50% of public schools in California.

What schools are Rialto Middle School often compared to?

Rialto Middle Schoolis often viewed alongside schools like Ben F. Kolb Middle School by visitors of our site.

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

12% of students have achieved math proficiency (compared to the 33% CA state average), while 33% of students have achieved reading proficiency (compared to the 47% CA state average).

How many students attend Rialto Middle School?

1,085 students attend Rialto Middle School.

What is the racial composition of the student body?

86% of Rialto Middle School students are Hispanic, 11% of students are Black, 2% of students are Two or more races, and 1% of students are White.

What is the student:teacher ratio of Rialto Middle School?

Rialto Middle School has a student ration of 23:1, which is higher than the California state average of 21:1.

What grades does Rialto Middle School offer ?

Rialto Middle School offers enrollment in grades 6-8

What school district is Rialto Middle School part of?

Rialto Middle School is part of Rialto Unified School District.

School Reviews

5 5/21/2012

This school is high top and fun I''am glad i got the 3 new years here

- Posted by Student/Alumni - bubbl

Review Rialto Middle School. Reviews should be a few sentences in length. Please include any comments on:

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Quick Stats (2025)

Grades: 6-8
Enrollment: 1,085 students
Student:Teacher Ratio: 23:1
Minority Enrollment: 99%
: Bottom 50%
: 12% (Btm 50%)
: 33% (Btm 50%)
: 17% (Btm 50%)
Source: National Center for Education Statistics (NCES), CA Dept. of Education