Bonnie Brennan School (Ranked Bottom 50% for 2025-26)

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Bonnie Brennan School

100 Cochise Dr
Winslow, AZ 86047

( shown in map)

Bottom 50%

Serving 254 students in grades Prekindergarten-6, Bonnie Brennan School ranks in the bottom 50% of all schools in Arizona for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).

The percentage of students achieving is 26% (which is lower than the Arizona state average of 34%). The percentage of students achieving is 33% (which is lower than the Arizona state average of 40%).

The student-teacher ratio of 14:1 is lower than the Arizona state level of 17:1.

Minority enrollment is 89% of the student body (majority American Indian), which is higher than the Arizona state average of 66% (majority Hispanic).

Quick Facts (2025-26)

Grades: Prekindergarten-6
Enrollment: 254 students
Student-Teacher Ratio: 14:1
Minority Enrollment: 89%
: Bottom 50% in AZ
: 26% (Btm 50%)
: 33% (Btm 50%)
Source: National Center for Education Statistics (NCES), AZ Dept. of Education

Top Rankings

Bonnie Brennan School ranks among the top 20% of public schools in Arizona for:

School Overview

Bonnie Brennan School's student population of 254 students has declined by 40% over five school years.

The teacher population of 18 teachers has declined by 10% over five school years.

Grades Offered

Grades Prekindergarten-6
(No virtual instruction)

View Data

Distribution of Students By Grade Trends
Grade	Bonnie Brennan School
Pre-K	20
3	106
4	128

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Total Students

254 students

View Data

Total Students Trends Over Years (1990-2023)
Year	Bonnie Brennan School
2023	248
2022	250
2021	359
2020	424
2019	424
2018	493
2017	493
2015	428
2014	407
2013	327
2012	418
2011	184
2010	155
2009	446
2008	456
2007	442
2006	429
2005	421
2004	401
2003	432
2002	421
2001	386
2000	438
1999	413
1998	420
1997	405
1996	411
1995	391
1994	375
1993	388
1992	395
1991	359
1990	367

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Gender %

Total Classroom Teachers

18 teachers

View Data

Total Classroom Teachers Trends Over Years (1987-2023)
Year	Bonnie Brennan School
2023	19
2022	19
2021	21
2020	20
2019	20
2018	24
2017	24
2016	21
2015	21
2014	23
2013	18
2012	18
2011	12
2010	10
2009	26
2008	25
2007	23
2006	24
2005	22
2004	24
2003	26
2002	26
2001	24
2000	23
1999	21
1998	21
1997	21
1996	21
1995	19
1994	19
1993	19
1992	18
1991	17
1990	17
1989	17
1988	17
1987	16

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School Calendar

School Rankings

Bonnie Brennan School ranks within the bottom 50% of all 1,921 schools in Arizona (based off of combined math and reading proficiency testing data).

The of Bonnie Brennan School is 0.67, which is more than the diversity score at state average of 0.66. The school's diversity has stayed relatively flat over five school years.

This School

State Level (AZ)

#1047 out of 1921 schools
(Bottom 50%)

View Data

Overall School Rank Trends Over Years (2012-2023)
Year	Bonnie Brennan School
2023	#1047
2022	#939
2021	#1005
2019	#876
2018	#857
2017	#779
2016	#683
2015	#1035
2014	#989
2013	#742
2012	#699

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26%

34%

View Data

Math Proficiency Comparison Over Years (2012-2023)
Year	Bonnie Brennan School	Arizona	Winslow Unified District (4387) School District
2023	26%	34%	21%
2022	35%	35%	25%
2021	30%	32%	22%
2019	55%	45%	39%
2018	52%	45%	38%
2017	55%	42%	38%
2016	50%	39%	30%
2015	38%	38%	25%
2014	59%	63%	51%
2013	66%	63%	57%
2012	66%	63%	56%

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33%

40%

View Data

Reading and Language Arts Proficiency Comparison Over Years (2012-2022)
Year	Bonnie Brennan School	Arizona	Winslow Unified District (4387) School District
2022	33%	40%	29%
2021	24%	39%	25%
2019	41%	45%	31%
2018	39%	44%	38%
2017	32%	42%	25%
2016	34%	40%	22%
2015	28%	38%	20%
2014	76%	79%	70%
2013	81%	78%	74%
2012	80%	77%	74%

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Student-Teacher Ratio

14:1

17:1

View Data

Student-Teacher Ratio Comparison Over Years (1990-2023)
Year	Bonnie Brennan School	Arizona	Winslow Unified District (4387) School District
2023	13:1	17:1	18:1
2022	13:1	17:1	17:1
2021	17:1	17:1	18:1
2020	21:1	18:1	19:1
2019	21:1	18:1	19:1
2018	21:1	19:1	18:1
2017	21:1	19:1	18:1
2015	20:1	20:1	18:1
2014	18:1	19:1	17:1
2013	18:1	19:1	17:1
2012	23:1	18:1	18:1
2011	15:1	19:1	18:1
2010	16:1	18:1	18:1
2009	17:1	18:1	17:1
2008	18:1	18:1	17:1
2007	19:1	18:1	19:1
2006	18:1	18:1	19:1
2005	19:1	19:1	19:1
2004	17:1	19:1	19:1
2003	17:1	19:1	18:1
2002	16:1	19:1	18:1
2001	16:1	19:1	19:1
2000	19:1	19:1	20:1
1999	20:1	19:1	21:1
1998	20:1	19:1	20:1
1997	19:1	19:1	20:1
1996	20:1	19:1	20:1
1995	21:1	19:1	22:1
1994	20:1	19:1	22:1
1993	20:1	20:1	21:1
1992	22:1	20:1	21:1
1991	22:1	20:1	20:1
1990	22:1	20:1	21:1

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American Indian

40%

View Data

American Indian Student Percentage Comparison Over Years (1992-2023)
Year	Bonnie Brennan School	Arizona	Winslow Unified District (4387) School District
2023	38%	5%	44%
2022	44%	5%	51%
2021	46%	5%	51%
2020	41%	6%	49%
2019	41%	6%	49%
2018	46%	6%	50%
2017	46%	6%	50%
2015	38%	5%	49%
2014	37%	5%	48%
2013	38%	5%	49%
2012	41%	5%	50%
2011	40%	7%	49%
2010	36%	6%	49%
2009	44%	6%	50%
2008	43%	5%	49%
2007	41%	6%	49%
2006	46%	7%	48%
2005	44%	7%	46%
2004	43%	8%	46%
2003	39%	8%	46%
2002	41%	8%	46%
2001	43%	8%	46%
2000	40%	8%	45%
1999	39%	7%	46%
1998	35%	7%	43%
1997	33%	7%	43%
1996	33%	7%	41%
1995	36%	7%	39%
1994	34%	7%	41%
1993	35%	7%	40%
1992	38%	8%	38%

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Asian

n/a

View Data

Asian Student Percentage Comparison Over Years (1993-2020)
Year	Bonnie Brennan School	Arizona	Winslow Unified District (4387) School District
2020	1%	3%	1%
2019	1%	3%	1%
2011	1%	3%	1%
2010	2%	3%	1%
2009	1%	3%	1%
2008	2%	3%	1%
2007	2%	3%	1%
2006	2%	2%	1%
2005	2%	2%	2%
2004	2%	2%	1%
2003	2%	2%	1%
2002	1%	2%	1%
2001	2%	2%	1%
2000	2%	2%	1%
1999	1%	2%	1%
1998	2%	2%	1%
1997	2%	2%	1%
1996	1%	2%	1%
1995	1%	2%	1%
1994	2%	2%	1%
1993	1%	2%	1%

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Hispanic

39%

48%

View Data

Hispanic Student Percentage Comparison Over Years (1992-2023)
Year	Bonnie Brennan School	Arizona	Winslow Unified District (4387) School District
2023	35%	47%	34%
2022	33%	47%	30%
2021	35%	46%	29%
2020	32%	45%	28%
2019	32%	45%	28%
2018	31%	45%	27%
2017	31%	45%	27%
2015	29%	45%	27%
2014	28%	44%	25%
2013	30%	43%	26%
2012	27%	43%	25%
2011	30%	42%	24%
2010	25%	41%	22%
2009	23%	41%	22%
2008	22%	42%	22%
2007	27%	41%	23%
2006	26%	39%	23%
2005	24%	38%	23%
2004	25%	37%	23%
2003	29%	36%	23%
2002	23%	35%	21%
2001	22%	33%	21%
2000	22%	33%	21%
1999	22%	32%	20%
1998	22%	31%	21%
1997	24%	30%	20%
1996	21%	30%	21%
1995	19%	29%	22%
1994	21%	28%	20%
1993	22%	27%	19%
1992	19%	25%	20%

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Black

n/a

View Data

Black Student Percentage Comparison Over Years (1993-2022)
Year	Bonnie Brennan School	Arizona	Winslow Unified District (4387) School District
2022	1%	6%
2020	1%	5%	1%
2019	1%	5%	1%
2018	1%	5%	1%
2017	1%	5%	1%
2015	1%	5%	1%
2014	2%	5%	2%
2013	2%	5%	2%
2012	2%	5%	2%
2011	3%	5%	3%
2010	3%	6%	3%
2009	2%	6%	3%
2008	2%	6%	4%
2007	3%	5%	4%
2006	1%	5%	4%
2005	1%	5%	4%
2004	2%	5%	4%
2003	2%	5%	4%
2002	3%	5%	3%
2001	3%	5%	3%
2000	1%	4%	3%
1999	2%	5%	3%
1998	1%	4%	3%
1997	1%	4%	3%
1996	2%	4%	3%
1995	1%	4%	3%
1994	1%	4%	3%
1993	1%	4%	3%

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White

11%

34%

View Data

White Student Percentage Comparison Over Years (1992-2023)
Year	Bonnie Brennan School	Arizona	Winslow Unified District (4387) School District
2023	15%	35%	13%
2022	18%	35%	15%
2021	15%	36%	15%
2020	19%	38%	17%
2019	19%	38%	17%
2018	18%	38%	19%
2017	18%	38%	19%
2015	28%	40%	20%
2014	28%	41%	21%
2013	29%	42%	20%
2012	29%	42%	21%
2011	25%	42%	22%
2010	34%	44%	25%
2009	30%	44%	24%
2008	31%	44%	24%
2007	27%	45%	23%
2006	25%	47%	24%
2005	29%	48%	25%
2004	28%	48%	26%
2003	28%	49%	26%
2002	32%	50%	29%
2001	30%	52%	29%
2000	35%	53%	30%
1999	36%	54%	30%
1998	40%	56%	32%
1997	40%	57%	33%
1996	43%	57%	34%
1995	43%	58%	35%
1994	42%	59%	35%
1993	41%	60%	37%
1992	39%	61%	37%

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Hawaiian

n/a

Two or more races

10%

View Data

Two or More Races Student Percentage Comparison Over Years (2012-2023)
Year	Bonnie Brennan School	Arizona	Winslow Unified District (4387) School District
2023	12%	4%	9%
2022	4%	4%	4%
2021	4%	4%	4%
2020	6%	3%	4%
2019	6%	3%	4%
2018	4%	3%	3%
2017	4%	3%	3%
2015	4%	2%	3%
2014	5%	2%	3%
2013	1%	2%	2%
2012	1%	2%	1%

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All Ethnic Groups

0.67

0.66

View Data

Diversity Score Comparison Over Years (1992-2023)
Year	Bonnie Brennan School	Arizona	Winslow Unified District (4387) School District
2023	0.70	0.65	0.68
2022	0.67	0.65	0.64
2021	0.65	0.66	0.64
2020	0.70	0.65	0.65
2019	0.70	0.65	0.65
2018	0.66	0.65	0.64
2017	0.66	0.65	0.64
2015	0.70	0.64	0.65
2014	0.71	0.64	0.66
2013	0.70	0.64	0.66
2012	0.69	0.64	0.66
2011	0.70	0.65	0.66
2010	0.70	0.64	0.66
2009	0.67	0.64	0.66
2008	0.68	0.63	0.66
2007	0.69	0.63	0.67
2006	0.67	0.63	0.67
2005	0.67	0.62	0.68
2004	0.68	0.63	0.67
2003	0.69	0.63	0.67
2002	0.68	0.62	0.67
2001	0.69	0.62	0.67
2000	0.69	0.62	0.68
1999	0.69	0.60	0.66
1998	0.69	0.59	0.68
1997	0.69	0.58	0.67
1996	0.67	0.58	0.68
1995	0.68	0.58	0.68
1994	0.68	0.57	0.68
1993	0.67	0.56	0.67
1992	0.69	0.56	0.68

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Eligible for

37%

39%

View Data

Free Lunch Eligibility Comparison Over Years (2004-2023)
Year	Bonnie Brennan School	Arizona	Winslow Unified District (4387) School District
2023	37%	39%	37%
2022	36%	29%	37%
2020	49%	43%	54%
2019	49%	43%	54%
2010	2%	38%	1%
2009	47%	39%	46%
2008	45%	29%	45%
2007	45%	32%	43%
2006	55%	37%	53%
2005	40%	40%	26%
2004	50%	37%	46%

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Eligible for

100%

10%

View Data

Reduced-Price Lunch Eligibility Comparison Over Years (2006-2021)
Year	Bonnie Brennan School	Arizona	Winslow Unified District (4387) School District
2021	100%	9%	99%
2020	10%	7%	11%
2019	10%	7%	11%
2018	99%	9%	99%
2017	99%	9%	99%
2014	99%	14%	99%
2013	99%	10%	99%
2009	5%	10%	10%
2008	5%	9%	11%
2007	9%	9%	14%
2006	11%	8%	17%

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School Statewide Testing

School District Name

Winslow Unified District (4387) School District

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

Profile last updated: 02/09/2025

Frequently Asked Questions

What is Bonnie Brennan School's ranking?

Bonnie Brennan School is ranked #1047 out of 1,921 schools, which ranks it among the bottom 50% of public schools in Arizona.

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

26% of students have achieved math proficiency (compared to the 34% AZ state average), while 33% of students have achieved reading proficiency (compared to the 40% AZ state average).

How many students attend Bonnie Brennan School?

254 students attend Bonnie Brennan School.

What is the racial composition of the student body?

40% of Bonnie Brennan School students are American Indian, 39% of students are Hispanic, 11% of students are White, and 10% of students are Two or more races.

What is the student-teacher ratio of Bonnie Brennan School?

Bonnie Brennan School has a student ration of 14:1, which is lower than the Arizona state average of 17:1.

What grades does Bonnie Brennan School offer ?

Bonnie Brennan School offers enrollment in grades Prekindergarten-6 (No virtual instruction).

What school district is Bonnie Brennan School part of?

Bonnie Brennan School is part of Winslow Unified District (4387) School District.

School Reviews

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Quick Facts (2025-26)

Grades: Prekindergarten-6
Enrollment: 254 students
Student-Teacher Ratio: 14:1
Minority Enrollment: 89%
: Bottom 50%
: 26% (Btm 50%)
: 33% (Btm 50%)
Source: National Center for Education Statistics (NCES), AZ Dept. of Education