Home > Arizona > Pinal County

Mary C O'brien Accommodation District (4435)

Item: Mary C O'brien Accommodation District (4435)
Rating: 10
Author: Public School Review

3740 N Toltec Rd
Toltec, AZ 85131-9669

10/

Top 10%

Tel: (520) 450-4466

www.pinalk12.org

Top Rankings

Mary C O'brien Accommodation District (4435) ranks among the top 20% of public school district in Arizona for:

Overview

This School District

This State (AZ)

# Schools

2 Schools

950 Schools

# Students

197 Students

440,861 Students

# Teachers

24 Teachers

15,914 Teachers

Student-Teacher Ratio

8:1

Student By Grade

View Data

Comparison of Students By Grade Trends
Grade	Mary C O'brien Accommodation District (4435)	Arizona
9	9	126
10	12	130
11	22	127
12	32	136

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

District Rank

Mary C O'brien Accommodation District (4435), which is ranked within the top 10% of all 601 school districts in Arizona (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.

The school district's graduation rate of 30% has increased from 11-19% over five school years.

This School District

State Average (AZ)

#37 out of 618 school districts
(Top 10%)

View Data

Overall School District Rank Trends
Year	Mary C O'brien Accommodation District (4435)
2023	#37
2022	#56
2021	#62
2019	#130
2018	#115
2017	#119
2016	#188
2015	#224
2014	#136
2013	#224
2012	#205

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

77%

34%

View Data

Math Proficiency Trends
Year	Mary C O'brien Accommodation District (4435)	Arizona
2023	77%	34%
2022	62%	35%
2021	57%	32%
2019	57%	45%
2018	62%	45%
2017	57%	42%
2016	42%	39%
2015	37%	38%
2014	72%	63%
2013	62%	63%
2012	67%	63%

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

65-69%

40%

View Data

Reading and Language Arts Proficiency Trends
Year	Mary C O'brien Accommodation District (4435)	Arizona
2022	67%	40%
2021	62%	39%
2019	62%	45%
2018	62%	44%
2017	57%	42%
2016	52%	40%
2015	47%	38%
2014	87%	79%
2013	82%	78%
2012	77%	77%
2011	82%	77%

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

≤10%

24%

30%

77%

View Data

Graduation Rate Trends
Year	Mary C O'brien Accommodation District (4435)	Arizona
2023	30%	77%
2022	10%	77%
2021	24%	76%
2020	15%	76%
2019	24%	78%
2018	15%	78%
2017	24%	78%
2016	24%	80%
2015	15%	79%
2014	34%	77%
2013	24%	76%

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

Students by Ethnicity:

0.49

0.66

View Data

Comparison of Diversity Score Trends
Year	Mary C O'brien Accommodation District (4435)	Arizona
2023	0.49	0.65
2022	0.53	0.65
2021	0.54	0.66
2020	0.49	0.65
2019	0.49	0.65
2018	0.45	0.65
2017	0.45	0.65
2016	0.48	0.65
2015	0.52	0.64
2014	0.39	0.64
2013	0.43	0.64
2012	0.41	0.64
2011	0.47	0.65
2010	0.56	0.64
2009	0.58	0.64
2008	0.56	0.63
2007	0.57	0.63
2006	0.54	0.63
2005	0.53	0.62
2004	0.48	0.63
2003	0.56	0.63
2002	0.50	0.62
2001	0.56	0.62
2000	0.48	0.62
1999	0.55	0.60
1998	0.54	0.59
1997	0.44	0.58
1996	0.53	0.58
1995	0.65	0.58
1994	0.60	0.57
1993	0.56	0.56
1992	0.47	0.56
1991	0.53	0.54

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

% American Indian

n/a

View Data

American Indian Student Percentage Comparison Over Years (1992-2022)
Year	Mary C O'brien Accommodation District (4435)	Arizona
2022	3%	5%
2021	3%	5%
2020	1%	6%
2019	1%	6%
2018	3%	6%
2017	3%	6%
2016	2%	5%
2015	4%	5%
2014	2%	5%
2013	1%	5%
2012	2%	5%
2011	3%	7%
2010	6%	6%
2009	6%	6%
2008	4%	5%
2007	6%	6%
2006	8%	7%
2005	8%	7%
2004	8%	8%
2003	7%	8%
2002	8%	8%
2001	8%	8%
2000	9%	8%
1999	13%	7%
1998	9%	7%
1997	2%	7%
1996	4%	7%
1995	6%	7%
1994	6%	7%
1993	10%	7%
1992	1%	8%

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

% Asian

n/a

View Data

Asian Student Percentage Comparison Over Years (2007-2020)
Year	Mary C O'brien Accommodation District (4435)	Arizona
2020	1%	3%
2019	1%	3%
2018	1%	3%
2017	1%	3%
2016	1%	3%
2015	1%	3%
2014	1%	3%
2009	1%	3%
2008	2%	3%
2007	2%	3%

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

% Hispanic

69%

46%

View Data

Hispanic Student Percentage Comparison Over Years (1991-2023)
Year	Mary C O'brien Accommodation District (4435)	Arizona
2023	68%	47%
2022	64%	47%
2021	63%	46%
2020	67%	45%
2019	67%	45%
2018	70%	45%
2017	70%	45%
2016	68%	45%
2015	65%	45%
2014	77%	44%
2013	74%	43%
2012	76%	43%
2011	70%	42%
2010	60%	41%
2009	58%	41%
2008	60%	42%
2007	59%	41%
2006	69%	39%
2005	66%	38%
2004	69%	37%
2003	61%	36%
2002	68%	35%
2001	61%	33%
2000	69%	33%
1999	63%	32%
1998	64%	31%
1997	72%	30%
1996	64%	30%
1995	48%	29%
1994	56%	28%
1993	59%	27%
1992	69%	25%
1991	49%	25%

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

% Black

View Data

Black Student Percentage Comparison Over Years (1993-2023)
Year	Mary C O'brien Accommodation District (4435)	Arizona
2023	2%	6%
2022	2%	6%
2021	2%	6%
2020	3%	5%
2019	3%	5%
2018	1%	5%
2017	1%	5%
2016	3%	5%
2015	6%	5%
2014	5%	5%
2013	5%	5%
2012	6%	5%
2011	7%	5%
2010	7%	6%
2009	7%	6%
2008	7%	6%
2007	5%	5%
2006	4%	5%
2005	8%	5%
2004	5%	5%
2003	8%	5%
2002	6%	5%
2001	6%	5%
2000	1%	4%
1999	4%	5%
1998	6%	4%
1997	5%	4%
1996	7%	4%
1995	13%	4%
1994	11%	4%
1993	1%	4%

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

% White

19%

35%

View Data

White Student Percentage Comparison Over Years (1991-2023)
Year	Mary C O'brien Accommodation District (4435)	Arizona
2023	22%	35%
2022	24%	35%
2021	25%	36%
2020	25%	38%
2019	25%	38%
2018	24%	38%
2017	24%	38%
2016	24%	39%
2015	23%	40%
2014	14%	41%
2013	18%	42%
2012	16%	42%
2011	19%	42%
2010	27%	44%
2009	28%	44%
2008	27%	44%
2007	28%	45%
2006	22%	47%
2005	18%	48%
2004	18%	48%
2003	24%	49%
2002	18%	50%
2001	25%	52%
2000	21%	53%
1999	20%	54%
1998	21%	56%
1997	21%	57%
1996	25%	57%
1995	33%	58%
1994	27%	59%
1993	30%	60%
1992	24%	61%
1991	20%	65%

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

% Hawaiian

n/a

% Two or more races

View Data

Two or More Races Student Percentage Comparison Over Years (2013-2023)
Year	Mary C O'brien Accommodation District (4435)	Arizona
2023	6%	4%
2022	5%	4%
2021	5%	4%
2020	2%	3%
2019	2%	3%
2018	1%	3%
2017	1%	3%
2016	2%	3%
2015	1%	2%
2014	1%	2%
2013	2%	2%

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

All Ethnic Groups

District Revenue and Spending

The revenue/student of $29,051 is higher than the state median of $11,427. The school district revenue/student has grown by 9% over four school years.

The school district's spending/student of $28,518 is higher than the state median of $11,329. The school district spending/student has grown by 11% over four school years.

This School District

This State (AZ)

Total Revenue

$6 MM

$12,837 MM

View Data

Total Revenues Trends
Year	Mary C O'brien Accommodation District (4435)	Arizona
2023	$6 MM	$4 MM
2022	$6 MM	$4 MM
2021	$6 MM	$4 MM
2020	$6 MM	$4 MM
2019	$6 MM	$4 MM
2018	$5 MM	$4 MM
2017	$5 MM	$4 MM
2016	$5 MM	$3 MM
2015	$6 MM	$3 MM
2014	$5 MM	$3 MM
2012	$5 MM	$3 MM
2011	$6 MM	$3 MM
2010	$6 MM	$3 MM
2009	$7 MM	$2 MM
2008	$5 MM	$2 MM
2007	$5 MM	$2 MM
2006	$4 MM	$2 MM
2005	$4 MM	$2 MM
2004	$3 MM	$2 MM
2003	$3 MM	$2 MM
2002	$3 MM	$2 MM
2001	$2 MM	$1 MM
2000	$2 MM	$8 MM
1999	$2 MM	$2 MM
1998	$1 MM	$2 MM
1997	$1 MM	$7 MM
1996	$1 MM	$6 MM
1995	$1 MM	$6 MM

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

Spending

$6 MM

$12,727 MM

View Data

Total Expenditure Trends
Year	Mary C O'brien Accommodation District (4435)	Arizona
2023	$6 MM	$4 MM
2022	$5 MM	$4 MM
2021	$6 MM	$4 MM
2020	$5 MM	$4 MM
2019	$5 MM	$4 MM
2018	$5 MM	$4 MM
2017	$5 MM	$3 MM
2016	$5 MM	$3 MM
2015	$5 MM	$2 MM
2014	$5 MM	$3 MM
2012	$5 MM	$3 MM
2011	$6 MM	$2 MM
2010	$5 MM	$2 MM
2009	$6 MM	$2 MM
2008	$5 MM	$2 MM
2007	$5 MM	$2 MM
2006	$3 MM	$2 MM
2005	$3 MM	$2 MM
2004	$3 MM	$1 MM
2003	$3 MM	$1 MM
2002	$3 MM	$1 MM
2001	$2 MM	$2 MM
2000	$2 MM	$8 MM
1999	$2 MM	$2 MM
1998	$2 MM	$2 MM
1997	$1 MM	$6 MM
1996	$1 MM	$6 MM
1995	$1 MM	$6 MM

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

Revenue / Student

$29,051

$11,427

View Data

Average Revenue Per Student Trends
Year	Mary C O'brien Accommodation District (4435)	Arizona
2023	$27,782	$10,782
2022	$26,584	$10,794
2021	$30,935	$11,986
2020	$26,584	$10,794
2018	$26,546	$11,763
2017	$24,579	$10,306
2016	$25,000	$9,541
2015	$27,648	$9,449
2014	$23,502	$8,489
2012	$23,722	$9,312
2011	$26,518	$9,958
2010	$28,438	$9,449
2009	$34,114	$9,374
2008	$24,907	$9,689
2007	$24,123	$9,028
2006	$16,695	$7,988
2005	$17,399	$7,640
2004	$18,587	$7,113
2003	$17,780	$6,846
2002	$16,424	$7,000
2001	$9,434	$5,056
2000	$13,925	$26,222
1999	$13,030	$5,976
1998	$9,700	$5,422
1997	$22,197	$15,154
1995	$21,050	$5,429
1992	$7,375	$5,848
1990	$7,984	$5,440

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

Spending / Student

$28,518

$11,329

View Data

Average Expenditure Per Student Trends
Year	Mary C O'brien Accommodation District (4435)	Arizona
2023	$27,272	$10,054
2022	$25,509	$10,562
2021	$30,368	$11,177
2020	$25,509	$10,562
2018	$24,260	$11,165
2017	$22,490	$9,883
2016	$23,281	$8,430
2015	$23,171	$8,879
2014	$23,573	$8,678
2012	$23,704	$9,270
2011	$26,941	$9,464
2010	$23,833	$8,879
2009	$31,064	$8,323
2008	$25,032	$8,177
2007	$24,590	$7,648
2006	$15,315	$7,012
2005	$17,059	$6,644
2004	$19,184	$6,165
2003	$18,242	$5,701
2002	$16,130	$6,081
2001	$9,489	$6,763
2000	$12,428	$24,897
1999	$11,379	$6,021
1998	$10,540	$5,233
1997	$22,164	$13,894
1995	$19,250	$5,519
1992	$6,693	$5,527
1990	$8,787	$5,213

Download Table: Download as CSV | Download as XML | Download as JSON

Download Full School District Data: Full School Distirct Dataset XML | Full School Distirct Dataset JSON

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

Best Mary C O'brien Accommodation District (4435) Public High Schools (2026)

School
(Math and Reading Proficiency)

Location

Quick Facts

Rank: #11.

Villa Oasis Interscholastic Center For Education (Voice)

Alternative School

(Math: ≤20% | Reading: <50%)
:

Top 50%

3740 N Toltec Rd
Casa Grande, AZ 85122
(520) 450-4500

Gr: 9-12 | 75 students Student-teacher ratio: 8:1 Minority enrollment: 99%

Recent Articles

May 20, 2026

The Experience of Being a New Student Mid-Year

Learn what students experience when transferring to a public school mid-year and how schools help new students adjust socially and academically.

May 20, 2026

How Public Schools Structure Free Periods or Study Time

Learn how public schools structure free periods or study time to support homework, tutoring, enrichment, and student independence.

May 20, 2026

The Role of Hallways, Common Areas, and Shared Spaces in Public Schools

Discover how hallways, cafeterias, libraries, and shared spaces shape student learning, safety, and school culture in public schools.

Quick Facts (2026)

District size: 2 schools
Grades: K-12
Enrollment: 197 students
Student-Teacher Ratio: 8:1
Minority Enrollment: 81%
: 30% (Top 50% in AZ)
: Top 10%
: 77% (Top 5%)
: 65-69% (Top 10%)
: ≤10% (Btm 50%)
Source: National Center for Education Statistics (NCES), AZ Dept. of Education