William Tell Aggeler Opportunity High

Public 7-12

 21050 Plummer St.
       Chatsworth, CA  91311-4903


(818) 341-1232

District: Los Angeles Unified

Per Pupil Expenditures:  $35,585 Help

Student/teacher ratio:  27.2
Number of students:  109

Racial breakdown:

Hispanic:
90.8%
White:
5.5%
African American:
2.8%
more

Free/discounted lunch recipients:  95.4%

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Performance Trends
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Compare Details William Tell Aggeler Opportunity High is not ranked due for the most recent year due to insufficient test score data. (See more...)
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Compare Details In 2019 the calculated Average Standard Score was 4.58. (See more...)
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Compare Details William Tell Aggeler Opportunity High is not ranked due for the most recent year due to insufficient test score data. (See more...)
Help
Compare Details In 2019 the calculated Average Standard Score was 9.72. (See more...)
Student Body
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Compare Details Racial makeup is: Hispanic (90.8%), White (5.5%), African American (2.8%). (See more...)
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Compare Details 95.4% of students are receiving a free or discounted lunch. (See more...)
Teachers
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Compare Details The student/teacher ratio at William Tell Aggeler Opportunity High is 27.2, which is the highest among 170 high schools in the Los Angeles Unified School District! (See more...)
Help
Compare William Tell Aggeler Opportunity High employs 4 full-time teachers.
Finance
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Compare Details The average total spent per student at William Tell Aggeler Opportunity High is $35,585, which is the 11th highest among 148 high schools in the Los Angeles Unified School District.
Map of William Tell Aggeler Opportunity High


School Attendance Areas provided by ATTOM.

Schooldigger Rankings:

William Tell Aggeler Opportunity High was not ranked this year due to insufficient test score data.

Los Angeles Unified:

SchoolDigger ranks Los Angeles Unified 900th of 1535 California school districts. (See district ranking list.)


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Rank History for William Tell Aggeler Opportunity High

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Rank History for all students at William Tell Aggeler Opportunity High

Year Avg Standard Score Statewide Rank Total # Ranked Middle Schools CA State Percentile SchoolDigger Rating
2008 8.38 1903rd 2005 5.1%
2015 2.92 2473rd 2477 0.2%
2016 2.58 2495th 2497 0.1%
2019 4.58 2693rd 2715 0.8%

Rank History for Low Socio Economic Status students at William Tell Aggeler Opportunity High

Year Avg Standard Score Statewide Rank Total # Ranked Middle Schools CA State Percentile SchoolDigger Rating
2019 4.51 2355th 2369 0.6%

Rank History for Male students at William Tell Aggeler Opportunity High

Year Avg Standard Score Statewide Rank Total # Ranked Middle Schools CA State Percentile SchoolDigger Rating
2019 4.72 2395th 2407 0.5%

Rank History for Hispanic students at William Tell Aggeler Opportunity High

Year Avg Standard Score Statewide Rank Total # Ranked Middle Schools CA State Percentile SchoolDigger Rating
2019 4.25 2201st 2213 0.5%

Data source: test scores: California Department of Education, rankings: SchoolDigger.com

Rank History for William Tell Aggeler Opportunity High

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Rank History for all students at William Tell Aggeler Opportunity High

Year Avg Standard Score Statewide Rank Total # Ranked High Schools CA State Percentile SchoolDigger Rating
2005 7.55 1745th 1901 8.2%
2006 8.21 1793rd 1968 8.9%
2007 8.01 1895th 2063 8.1%
2008 8.49 1912th 2117 9.7%
2009 13.32 1953rd 2238 12.7%
2010 31.00 1253rd 2281 45.1%
2011 25.25 1455th 2367 38.5%
2012 14.48 1830th 2354 22.3%
2013 21.14 1602nd 2426 34.0%
2016 9.81 1881st 2039 7.7%
2017 11.92 1711th 2021 15.3%
2018 8.95 1965th 2017 2.6%
2019 9.72 2068th 2133 3.0%

Rank History for Low Socio Economic Status students at William Tell Aggeler Opportunity High

Year Avg Standard Score Statewide Rank Total # Ranked High Schools CA State Percentile SchoolDigger Rating
2018 9.31 1802nd 1862 3.2%
2019 8.71 1926th 1937 0.6%

Rank History for Hispanic students at William Tell Aggeler Opportunity High

Year Avg Standard Score Statewide Rank Total # Ranked High Schools CA State Percentile SchoolDigger Rating
2018 8.71 1684th 1742 3.3%
2019 8.12 1799th 1814 0.8%

Data source: test scores: California Department of Education, rankings: SchoolDigger.com

William Tell Aggeler Opportunity High Test Scores
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Data source: California Department of Education

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Enrollment information for William Tell Aggeler Opportunity High

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Year White African American Asian Hispanic American Indian Pacific Islander Two or More Races Not Specified Total
1988 63 10 3 39 0 n/a n/a 0 115
1989 60 16 2 41 0 n/a n/a 0 119
1990 39 19 3 46 0 n/a n/a 0 107
1991 37 29 1 38 0 n/a n/a 0 105
1992 38 21 1 48 0 n/a n/a 0 108
1993 42 27 5 46 0 n/a n/a 0 120
1994 41 26 5 55 0 n/a n/a 0 127
1995 42 15 3 59 0 n/a n/a 0 119
1996 42 15 3 59 0 n/a n/a 0 119
1997 44 16 3 51 0 n/a n/a 0 114
1998 6 1 0 4 0 n/a n/a 0 11
1999 2 2 0 2 0 n/a n/a 0 6
2000 1 2 0 2 0 n/a n/a 0 5
2001 0 1 1 1 0 n/a n/a 0 3
2002 2 3 1 1 0 n/a n/a 0 7
2003 2 3 1 1 0 n/a n/a 0 7
2004 5 1 1 11 0 n/a n/a 0 18
2005 2 1 1 8 0 n/a n/a 0 12
2006 2 1 0 8 0 n/a n/a 0 11
2007 0 0 0 10 0 n/a n/a 0 10
2008 4 1 1 9 n/a n/a n/a 0 15
2009 3 1 0 23 0 0 1 0 28
2010 11 4 1 46 0 2 0 0 64
2011 7 2 1 46 0 0 3 0 59
2012 6 0 1 55 0 0 0 0 62
2013 5 8 1 77 0 0 0 0 91
2014 2 9 3 75 0 0 0 0 89
2015 6 5 0 88 0 0 0 0 99
2016 8 3 1 72 0 0 0 0 84
2017 7 3 1 81 0 0 0 0 92
2018 5 5 1 81 0 0 0 0 92
2019 5 7 3 77 0 0 0 0 92
2020 5 2 2 69 1 0 0 0 79
2021 8 2 2 96 0 0 0 0 108
2022 6 3 1 99 0 0 0 0 109

Data source: National Center for Education Statistics, U.S. Dept of Education.

About Enrollment/Ethnicity
For more information about how the Department of Education defines ethnicity, see Defining Race and Ethnicity Data, National Center for Education Statistics

Students eligible for free or discounted lunch at William Tell Aggeler Opportunity High

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Year # Students Full-time Teachers Student/Teacher ratio % Free/Discounted Lunch
1988 115 8.0 14.3 n/a
1989 119 8.0 14.8 n/a
1990 107 9.3 11.5 n/a
1991 105 9.3 11.2 n/a
1992 108 9.5 11.3 29.6
1993 120 9.3 12.9 25.8
1994 127 11.3 11.2 26
1995 119 10.3 11.6 23.5
1996 119 10.3 11.6 23.5
1997 114 10.2 11.2 94.7
1998 11 11.4 1.0 0
1999 6 10.0 0.6 50
2000 5 11.0 0.5 0
2001 3 11.0 0.3 n/a
2002 7 2.0 3.5 57.1
2003 7 2.0 3.5 57.1
2004 18 2.0 9.0 83.3
2005 12 2.8 4.3 75
2006 11 2.0 5.5 72.7
2007 10 2.0 5.0 70
2008 15 3.0 5.0 66.7
2009 28 2.0 9.3 67.9
2010 64 4.0 16.0 82.8
2011 59 n/a n/a 67.8
2012 62 5.0 12.4 95.2
2013 91 3.5 26.0 49.5
2014 89 4.5 19.7 92.1
2015 99 4.0 24.7 64.6
2016 84 4.0 21.0 88.1
2017 92 4.0 23.0 93.5
2018 92 4.0 23.0 82.6
2019 92 4.0 23.0 72.8
2020 79 n/a n/a 88.6
2021 108 6.5 16.6 92.6
2022 109 4.0 27.2 95.4

Data source: National Center for Education Statistics, U.S. Dept of Education.

About Students eligible for discounted/free lunch
For information about the National School Lunch Program, see the USDA Website

Student/Teacher Ratio William Tell Aggeler Opportunity High

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Year # Students Full-time Teachers Student/Teacher ratio % Free/Discounted Lunch
1988 115 8.0 14.3 n/a
1989 119 8.0 14.8 n/a
1990 107 9.3 11.5 n/a
1991 105 9.3 11.2 n/a
1992 108 9.5 11.3 29.6
1993 120 9.3 12.9 25.8
1994 127 11.3 11.2 26
1995 119 10.3 11.6 23.5
1996 119 10.3 11.6 23.5
1997 114 10.2 11.2 94.7
1998 11 11.4 1.0 0
1999 6 10.0 0.6 50
2000 5 11.0 0.5 0
2001 3 11.0 0.3 n/a
2002 7 2.0 3.5 57.1
2003 7 2.0 3.5 57.1
2004 18 2.0 9.0 83.3
2005 12 2.8 4.3 75
2006 11 2.0 5.5 72.7
2007 10 2.0 5.0 70
2008 15 3.0 5.0 66.7
2009 28 2.0 9.3 67.9
2010 64 4.0 16.0 82.8
2011 59 n/a n/a 67.8
2012 62 5.0 12.4 95.2
2013 91 3.5 26.0 49.5
2014 89 4.5 19.7 92.1
2015 99 4.0 24.7 64.6
2016 84 4.0 21.0 88.1
2017 92 4.0 23.0 93.5
2018 92 4.0 23.0 82.6
2019 92 4.0 23.0 72.8
2020 79 n/a n/a 88.6
2021 108 6.5 16.6 92.6
2022 109 4.0 27.2 95.4

Data source: National Center for Education Statistics, U.S. Dept of Education.

About Student-Teacher Ratio
Student/teacher ratio is calculated by dividing the total number of students by the total number of full-time equivalent teachers. Please note that a smaller student/teacher ratio does not necessarily translate to smaller class size. In some instances, schools hire teachers part time, and some teachers are hired for specialized instruction with very small class sizes. These and other factors contribute to the student/teacher ratio. Note: For private schools, Student/teacher ratio may not include Pre-Kindergarten.
Finances

Per Pupil Expenditures for William Tell Aggeler Opportunity High

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YearTotal Expenditures Per Pupil
2018 $35,585

Data source: California Department of Education
Pre and Post Pandemic Data

Impact of COVID-19 on William Tell Aggeler Opportunity High

The coronavirus has had a profound impact on education in America. Learning shifted online overnight, attendance numbers dwindled, and enrollment decreased. SchoolDigger.com is making it easier for you to better assess how COVID-19 has impacted your school. Through the collection of pre-pandemic (2019) and current data, SchoolDigger.com is sharing test scores, enrollment numbers and school demographics from schools across the country – and we make it easy to see how impacted schools compare locally and statewide.

Student Body

Number of students
Pre-pandemic (2018-2019)
Number of students
Pandemic (2020-2021)
Change (%)
Total Students92108
 17.4%
African American72
 71.4%
American Indian00
Asian32
 33.3%
Hispanic7796
 24.7%
Pacific Islander00
White58
 60%
Two or More Races00
% Free/Discounted Lunch Recipients72.8%92.6%
 19.8%




Frequently Asked Questions about William Tell Aggeler Opportunity High

Students at William Tell Aggeler Opportunity High are 91% Hispanic, 6% White, 3% African American.

In the 2021-22 school year, 109 students attended William Tell Aggeler Opportunity High.


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SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau and the California Department of Education. School Attendance Areas provided by ATTOM.

IMPORTANT DISCLAIMERS: Not all boundaries are included. We make every effort to ensure that school and district boundary data are up-to-date. But it's important to note that these are approximations and are for general informational purposes only. To verify legal descriptions of boundaries or school locations, contact your local tax assessor's office and/or school district.





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