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Mission Elementary School

5555 Howard St.
Ontario, CA 91762

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Bottom 50%

Tel: (909) 627-3010

www.omsd.net

SAVE SCHOOL

Serving 571 students in grades Kindergarten-6, Mission Elementary 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 28% (which is lower than the California state average of 34%). The percentage of students achieving is 32% (which is lower 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 Hispanic), which is higher than the California state average of 80% (majority Hispanic).

Quick Facts (26-27)

Grades: Kindergarten-6
Enrollment: 571 students
Student-Teacher Ratio: 24:1
Minority Enrollment: 97%
: Bottom 50% in CA
: 28% (Btm 50%)
: 32% (Btm 50%)
: 6-9% (Btm 50%)
: Mission Elementary serves the southwest part of Ontario, CA, covering an area of approximately 1 square mile. Families within this zone can typically expect a drive of 5-10 minutes to reach the school, with the furthest edge being about 1.7 miles away.
Source: National Center for Education Statistics (NCES), CA Dept. of Education

School Overview

Mission Elementary School's student population of 571 students has stayed relatively flat over five school years.

The teacher population of 24 teachers has stayed relatively flat over five school years.

Grades Offered

Grades Kindergarten-6

View Data

Distribution of Students By Grade Trends
Grade	Mission Elementary School
Kind	113
1	78
2	77
3	77
4	67
5	68
6	91

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Total Students

571 students

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Showing 2015–2025. Full 39-year historical data available below ↓

Total Students Trends (1987-2025)
Year	Mission Elementary School
2025	571
2024	560
2023	545
2022	608
2021	593
2020	623
2019	639
2018	665
2017	711
2015	758
2014	766
2013	756
2012	735
2011	743
2010	753
2009	743
2008	755
2007	844
2006	952
2005	1,044
2004	1,131
2003	1,080
2002	1,174
2001	1,197
2000	1,168
1999	1,102
1998	1,087
1997	1,051
1996	966
1995	929
1994	927
1993	926
1992	729
1991	747
1990	852
1989	807
1988	719
1987	620

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Total Classroom Teachers

24 teachers

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Showing 2014–2025. Full 39-year historical data available below ↓

Total Classroom Teachers Trends (1987-2025)
Year	Mission Elementary School
2025	24
2024	25
2023	24
2022	26
2021	25
2019	26
2018	28
2017	28
2015	35
2014	39
2013	39
2012	39
2010	40
2009	34
2008	38
2007	36
2006	43
2005	49
2004	45
2003	54
2002	53
2001	55
2000	51
1999	51
1998	47
1997	42
1996	34
1995	34
1994	33
1993	32
1992	29
1991	28
1990	31
1989	29
1988	26
1987	22

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School Calendar

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School Rankings

Mission Elementary School ranks within the bottom 50% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).

The of Mission Elementary School is 0.21, 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)

#5645 out of 9523 schools
(Bottom 50%)

View Data

Showing 2011–2023. Full 14-year historical data available below ↓

Overall School Rank Trends (2010-2023)
Year	Mission Elementary School
2023	#5645
2022	#5622
2019	#5231
2018	#5920
2017	#6292
2016	#8259
2015	#7386
2013	#5387
2012	#5361
2011	#4988
2010	#6279

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28%

34%

View Data

Showing 2011–2023. Full 14-year historical data available below ↓

Math Proficiency Comparison (2010-2023)
Year	Mission Elementary School	California	Ontario-Montclair School District
2023	28%	34%	30%
2022	27%	33%	26%
2019	37%	40%	35%
2018	29%	39%	31%
2017	25%	38%	27%
2016	16%	37%	21%
2015	13%	34%	18%
2013	59%	59%	56%
2012	63%	59%	55%
2011	63%	58%	55%
2010	53%	56%	53%

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32%

47%

View Data

Reading and Language Arts Proficiency Comparison (2010-2022)
Year	Mission Elementary School	California	Ontario-Montclair School District
2022	32%	47%	40%
2019	41%	51%	44%
2018	38%	50%	31%
2017	35%	48%	38%
2016	23%	48%	34%
2015	23%	44%	28%
2013	43%	57%	46%
2012	43%	58%	46%
2011	44%	56%	43%
2010	39%	54%	41%

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6-9%

29%

Student-Teacher Ratio

24:1

21:1

View Data

Showing 2014–2025. Full 39-year historical data available below ↓

Student-Teacher Ratio Comparison (1987-2025)
Year	Mission Elementary School	California	Ontario-Montclair School District
2025	24:1	21:1
2024	22:1	22:1
2023	23:1	22:1	21:1
2022	23:1	22:1	21:1
2021	24:1	22:1	22:1
2019	25:1	23:1	23:1
2018	24:1	23:1	23:1
2017	25:1	23:1	23:1
2015	22:1	24:1	23:1
2014	20:1	24:1	23:1
2013	19:1	24:1	22:1
2012	19:1	23:1	22:1
2010	19:1	21:1	20:1
2009	22:1	20:1	22:1
2008	20:1	18:1	19:1
2007	23:1	21:1	22:1
2006	22:1	20:1	22:1
2005	21:1	21:1	22:1
2004	25:1	21:1	23:1
2003	20:1	20:1	22:1
2002	22:1	20:1	22:1
2001	22:1	20:1	22:1
2000	23:1	21:1	22:1
1999	22:1	21:1	22:1
1998	23:1	21:1	22:1
1997	25:1	23:1	24:1
1996	28:1	25:1	27:1
1995	27:1	25:1	27:1
1994	28:1	25:1	27:1
1993	29:1	25:1	27:1
1992	25:1	24:1	25:1
1991	27:1	24:1	25:1
1990	27:1	24:1	25:1
1989	28:1	24:1	25:1
1988	28:1	24:1	25:1
1987	28:1	24:1	25:1

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American Indian

View Data

Showing 2013–2025. Full 38-year historical data available below ↓

American Indian Student Percentage Comparison (1988-2025)
Year	Mission Elementary School	California	Ontario-Montclair School District
2025	1%	1%
2023	1%	1%	1%
2022	1%	1%	1%
2020	1%	1%	1%
2019	1%	1%	1%
2018	1%	1%
2017	1%	1%
2015	1%	1%
2014	1%	1%
2013	1%	1%	1%
2003	1%	1%
2000	1%	1%
1999	1%	1%	1%
1998	1%	1%
1997	2%	1%
1996	2%	1%	1%
1995	1%	1%	1%
1994	1%	1%	1%
1993	1%	1%	1%
1992	2%	1%	1%
1988	1%	1%

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Asian

12%

View Data

Showing 2015–2025. Full 38-year historical data available below ↓

Asian Student Percentage Comparison (1988-2025)
Year	Mission Elementary School	California	Ontario-Montclair School District
2025	3%	12%
2024	4%	12%
2023	3%	12%	3%
2022	2%	12%	3%
2021	1%	12%	3%
2020	2%	12%	2%
2019	1%	12%	2%
2018	2%	12%	3%
2017	1%	11%	3%
2015	1%	11%	3%
2014	1%	11%	2%
2013	1%	11%	3%
2012	1%	11%	4%
2011	2%	11%	3%
2010	2%	11%	4%
2009	3%	11%	3%
2008	3%	12%	4%
2007	2%	12%	4%
2006	1%	12%	4%
2005	2%	12%	4%
2004	2%	12%	4%
2003	4%	12%	4%
2002	5%	11%	3%
2001	4%	11%	4%
2000	3%	11%	4%
1999	4%	11%	4%
1998	3%	11%	4%
1997	3%	11%	5%
1996	3%	11%	5%
1995	4%	11%	5%
1994	5%	11%	5%
1993	4%	11%	5%
1992	5%	11%	5%
1991	5%	11%	5%
1990	6%	10%	5%
1989	5%	10%	4%
1988	4%	10%	5%

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Hispanic

89%

56%

View Data

Showing 2015–2025. Full 38-year historical data available below ↓

Hispanic Student Percentage Comparison (1988-2025)
Year	Mission Elementary School	California	Ontario-Montclair School District
2025	89%	56%
2024	90%	56%
2023	88%	55%	89%
2022	90%	56%	89%
2021	91%	56%	89%
2020	89%	55%	90%
2019	88%	55%	90%
2018	90%	54%	90%
2017	89%	54%	90%
2015	89%	54%	87%
2014	87%	53%	89%
2013	89%	53%	88%
2012	90%	52%	88%
2011	87%	51%	87%
2010	88%	50%	88%
2009	89%	49%	87%
2008	89%	50%	87%
2007	88%	49%	86%
2006	87%	48%	85%
2005	85%	47%	84%
2004	84%	46%	83%
2003	74%	45%	82%
2002	71%	44%	80%
2001	67%	43%	78%
2000	64%	42%	76%
1999	62%	41%	74%
1998	59%	40%	72%
1997	55%	40%	70%
1996	52%	39%	68%
1995	51%	38%	65%
1994	48%	37%	63%
1993	44%	36%	60%
1992	40%	35%	57%
1991	37%	34%	55%
1990	35%	33%	52%
1989	34%	31%	48%
1988	31%	30%	44%

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Black

View Data

Showing 2015–2025. Full 38-year historical data available below ↓

Black Student Percentage Comparison (1988-2025)
Year	Mission Elementary School	California	Ontario-Montclair School District
2025	4%	5%
2024	4%	5%
2023	4%	5%	3%
2022	3%	5%	3%
2021	3%	5%	3%
2020	3%	5%	3%
2019	4%	5%	3%
2018	2%	5%	2%
2017	3%	6%	2%
2015	3%	6%	3%
2014	4%	6%	3%
2013	4%	6%	3%
2012	4%	6%	3%
2011	5%	7%	3%
2010	5%	7%	3%
2009	4%	7%	3%
2008	4%	8%	3%
2007	4%	8%	4%
2006	5%	8%	4%
2005	6%	8%	4%
2004	7%	8%	4%
2003	9%	8%	5%
2002	9%	9%	6%
2001	11%	9%	6%
2000	12%	9%	7%
1999	12%	9%	7%
1998	12%	9%	8%
1997	13%	9%	8%
1996	12%	9%	8%
1995	11%	9%	8%
1994	11%	9%	9%
1993	12%	9%	9%
1992	13%	9%	9%
1991	13%	8%	9%
1990	13%	9%	9%
1989	11%	9%	9%
1988	11%	9%	9%

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White

20%

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Showing 2015–2025. Full 38-year historical data available below ↓

White Student Percentage Comparison (1988-2025)
Year	Mission Elementary School	California	Ontario-Montclair School District
2025	3%	20%
2024	2%	20%
2023	3%	21%	3%
2022	3%	21%	3%
2021	3%	22%	3%
2020	3%	22%	3%
2019	4%	23%	3%
2018	2%	23%	4%
2017	2%	24%	4%
2015	1%	25%	5%
2014	2%	25%	4%
2013	1%	25%	4%
2012	2%	26%	4%
2011	3%	27%	5%
2010	4%	27%	5%
2009	4%	28%	6%
2008	4%	29%	6%
2007	6%	30%	6%
2006	7%	31%	7%
2005	7%	32%	8%
2004	7%	33%	9%
2003	12%	34%	9%
2002	15%	35%	11%
2001	18%	36%	12%
2000	20%	37%	13%
1999	21%	38%	14%
1998	25%	39%	16%
1997	27%	39%	17%
1996	31%	40%	18%
1995	33%	41%	21%
1994	35%	42%	22%
1993	39%	43%	25%
1992	40%	44%	28%
1991	45%	46%	30%
1990	46%	47%	33%
1989	50%	49%	38%
1988	53%	50%	42%

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All Ethnic Groups

97%

80%

0.21

0.63

View Data

Showing 2015–2025. Full 38-year historical data available below ↓

Diversity Score Comparison (1988-2025)
Year	Mission Elementary School	California	Ontario-Montclair School District
2025	0.21	0.63
2024	0.19	0.63
2023	0.22	0.64	0.21
2022	0.19	0.63	0.20
2021	0.17	0.62	0.20
2020	0.21	0.64	0.20
2019	0.22	0.63	0.20
2018	0.19	0.64	0.18
2017	0.21	0.64	0.18
2015	0.21	0.64	0.22
2014	0.24	0.65	0.21
2013	0.21	0.65	0.22
2012	0.19	0.65	0.22
2011	0.24	0.66	0.23
2010	0.22	0.67	0.23
2009	0.21	0.67	0.25
2008	0.21	0.65	0.24
2007	0.22	0.66	0.25
2006	0.24	0.66	0.27
2005	0.27	0.66	0.29
2004	0.29	0.67	0.30
2003	0.43	0.67	0.32
2002	0.47	0.67	0.35
2001	0.51	0.67	0.38
2000	0.54	0.67	0.40
1999	0.56	0.67	0.44
1998	0.58	0.67	0.46
1997	0.61	0.67	0.48
1996	0.62	0.67	0.50
1995	0.62	0.67	0.52
1994	0.64	0.67	0.55
1993	0.64	0.67	0.57
1992	0.67	0.67	0.59
1991	0.65	0.66	0.60
1990	0.65	0.66	0.61
1989	0.63	0.65	0.62
1988	0.62	0.65	0.62

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(22-23)

33.1%

27.7%

View Data

Chronic Absenteeism Rate (2021-2023)
Year	Mission Elementary School	California	Ontario-Montclair School District
2023	33.1%	27.7%	25.4%
2022	48.5%	33%	28.3%
2021	12.6%	15.4%	10%

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Eligible for

73%

54%

View Data

Showing 2015–2025. Full 34-year historical data available below ↓

Free Lunch Eligibility Comparison (1992-2025)
Year	Mission Elementary School	California	Ontario-Montclair School District
2025	73%	54%
2024	76%	54%
2023	77%	51%	71%
2022	72%	51%	66%
2021	79%	53%	76%
2020	78%	52%	77%
2019	81%	52%	77%
2018	75%	53%	73%
2017	79%	49%	73%
2015	81%	50%	77%
2014	79%	49%	77%
2013	78%	48%	78%
2011	80%	46%	77%
2010	78%	46%	77%
2009	73%	43%	73%
2008	62%	41%	68%
2007	68%	40%	62%
2006	66%	40%	62%
2005	65%	40%	65%
2004	64%	40%	66%
2003	57%	39%	65%
2002	52%	39%	75%
2001	59%	39%	67%
2000	60%	40%	67%
1999	60%	40%	68%
1998	64%	47%	76%
1997	71%	47%	78%
1996	61%	46%	75%
1995	57%	45%	68%
1994	58%	43%	72%
1993	40%	41%	61%
1992	43%	38%	58%

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Eligible for

15%

View Data

Showing 2015–2025. Full 27-year historical data available below ↓

Reduced-Price Lunch Eligibility Comparison (1999-2025)
Year	Mission Elementary School	California	Ontario-Montclair School District
2025	15%	8%
2024	13%	8%
2023	14%	8%	13%
2022	11%	7%	12%
2021	12%	6%	12%
2020	12%	7%	11%
2019	9%	7%	11%
2018	4%	7%	10%
2017	10%	9%	10%
2015	9%	9%	9%
2014	6%	9%	9%
2013	5%	7%	8%
2011	7%	8%	8%
2010	11%	9%	10%
2009	11%	10%	12%
2008	12%	10%	12%
2007	14%	10%	13%
2006	12%	9%	12%
2005	12%	9%	13%
2004	14%	9%	15%
2003	17%	9%	12%
2002	13%	8%	12%
2001	13%	8%	12%
2000	14%	7%	12%
1999	11%	7%	11%

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School Statewide Testing

View Education Department Test Scores

School District Name

Ontario-Montclair School District

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

Frequently Asked Questions

What is Mission Elementary School's ranking?

Mission Elementary School is ranked #5645 out of 9,523 schools, which ranks it among the bottom 50% of public schools in California.

What schools are Mission Elementary School often compared to?

Mission Elementary Schoolis often viewed alongside schools like Mountain View Elementary School by visitors of our site.

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

28% of students have achieved math proficiency (compared to the 34% CA state average), while 32% of students have achieved reading proficiency (compared to the 47% CA state average).

How many students attend Mission Elementary School?

571 students attend Mission Elementary School.

What is the racial composition of the student body?

89% of Mission Elementary School students are Hispanic, 4% of students are Black, 3% of students are Asian, 3% of students are White, and 1% of students are American Indian.

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

Mission Elementary School has a student ration of 24:1, which is higher than the California state average of 21:1.

What grades does Mission Elementary School offer ?

Mission Elementary School offers enrollment in grades Kindergarten-6

What school district is Mission Elementary School part of?

Mission Elementary School is part of Ontario-Montclair School District.

School Reviews

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Quick Facts (26-27)

Grades: Kindergarten-6
Enrollment: 571 students
Student-Teacher Ratio: 24:1
Minority Enrollment: 97%
: Bottom 50%
: 28% (Btm 50%)
: 32% (Btm 50%)
: 6-9% (Btm 50%)
: Mission Elementary serves the southwest part of Ontario, CA, covering an area of approximately 1 square mile. Families within this zone can typically expect a drive of 5-10 minutes to reach the school, with the furthest edge being about 1.7 miles away.
Source: National Center for Education Statistics (NCES), CA Dept. of Education