Willow Elementary

Summary:

Willow Elementary is a public elementary school located in Glendora, California, serving 341 students in grades K-6. It is part of the Charter Oak Unified School District, which is ranked 642 out of 1,568 districts in the state and has a 3-star rating from SchoolDigger.

Willow Elementary consistently ranks in the top 25-30% of California elementary schools, with particularly strong performance in 3rd grade ELA and Math. The school's Hispanic students and students from low socioeconomic backgrounds perform exceptionally well, ranking in the top 20-25% of California schools for these subgroups. However, the school's performance for white students is relatively weaker, ranking in the bottom 40% of California schools. Willow Elementary has also seen a significant increase in chronic absenteeism, rising from 5.9% in 2017-2018 to 26.8% in 2022-2023, which is higher than the district and state averages.

When compared to other schools in the Charter Oak Unified District, such as Cedargrove Elementary and Washington Elementary, Willow Elementary generally outperforms them in academic performance. However, when compared to schools in the neighboring Glendora Unified and Bonita Unified districts, such as Sellers Elementary, Cullen Elementary, and Arma J. Shull Elementary, Willow Elementary's performance is more mixed.


Detail:

Public K-6

 1427 South Willow
       Glendora, CA  91740-5826


(626) 914-5839

District: Charter Oak Unified

SchoolDigger Rank:
1457th of 5,862 California Elementary Schools

Per Pupil Expenditures:  $6,980 Help


Students who attend Willow Elementary usually attend:

Middle:    Royal Oak Middle
High:    Charter Oak High

Student/teacher ratio:  18.9 Help
Number of students:  341

Racial breakdown:

Hispanic:
67.4%
White:
15.0%
Asian:
11.1%
more

Free/discounted lunch recipients:  56.3% Help


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Performance Trends
Help
Compare Details Willow Elementary ranks better than 75.1% of elementary schools in California. It also ranks 2nd among 5 ranked elementary schools in the Charter Oak Unified School District. (See more...)
Help
Compare Details In 2024 the calculated Average Standard Score was 72.77. (See more...)
Help
Chronic absenteeism in a high school refers to a situation where students repeatedly miss school, with the threshold often defined as missing 10% or more of school days for any reason, excused or unexcused.
Student Body
Help
Compare Details Willow Elementary has the smallest elementary school student body size in the Charter Oak Unified School District. Racial makeup is: Hispanic (67.4%), White (15%), Asian (11.1%). (See more...)
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Compare Details 56.3% of students are receiving a free or discounted lunch. (See more...)
Teachers
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Compare Details The student/teacher ratio at Willow Elementary is 18.9, which is the lowest among 5 elementary schools in the Charter Oak Unified School District! (See more...)
Help
Compare Willow Elementary employs 18 full-time teachers.
Finance
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Compare Details The average total spent per student at Willow Elementary is $6,980. 3 elementary schools in the Charter Oak Unified School District spend more per student.
Schooldigger 2024 Rankings:

Willow Elementary:

SchoolDigger ranks Willow Elementary 1457th of 5862 California public elementary schools. (See Willow Elementary in the ranking list.)

Elementary School Test Score Ratings by Student Subgroup:


Low Socio Economic Status students:
Female students:
Male students:
Hispanic students:


Charter Oak Unified:

SchoolDigger ranks Charter Oak Unified 642nd of 1568 California school districts. (See district ranking list.)


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Rank History for Willow Elementary

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Compare

Rank History for all students at Willow Elementary

Year Avg Standard Score Statewide Rank Total # Ranked Elementary Schools CA State Percentile SchoolDigger Rating
2004 67.00 1401st 4809 70.9%
2005 61.10 1699th 4822 64.8%
2006 69.90 1345th 4818 72.1%
2007 68.31 1443rd 5113 71.8%
2008 68.58 1470th 5113 71.2%
2009 74.33 1238th 5193 76.2%
2010 77.57 1109th 5314 79.1%
2011 66.26 1685th 5377 68.7%
2012 81.01 973rd 5390 81.9%
2013 76.68 1234th 5530 77.7%
2015 76.98 1237th 5611 78.0%
2016 77.86 1203rd 5614 78.6%
2017 64.28 1829th 5692 67.9%
2018 71.74 1489th 5662 73.7%
2019 55.49 2284th 5789 60.5%
2022 74.22 1443rd 5883 75.5%
2023 63.69 1855th 5874 68.4%
2024 72.77 1457th 5862 75.1%
See the entire list of California Elementary School Rankings!

Rank History for Low Socio Economic Status students at Willow Elementary

Year Avg Standard Score Statewide Rank Total # Ranked Elementary Schools CA State Percentile SchoolDigger Rating
2018 78.54 744th 5084 85.4%
2019 58.36 1876th 5173 63.7%
2022 70.12 1166th 5264 77.8%
2023 61.55 1661st 5374 69.1%
2024 68.38 1333rd 5511 75.8%
See the entire list of Best California Elementary Schools for Low Socio Economic Status Students!

Rank History for Female students at Willow Elementary

Year Avg Standard Score Statewide Rank Total # Ranked Elementary Schools CA State Percentile SchoolDigger Rating
2018 72.38 1395th 5413 74.2%
2019 61.19 1916th 5492 65.1%
2022 72.89 1404th 5635 75.1%
2023 64.91 1725th 5617 69.3%
2024 73.19 1344th 5605 76.0%
See the entire list of Best California Elementary Schools for Female Students!

Rank History for Male students at Willow Elementary

Year Avg Standard Score Statewide Rank Total # Ranked Elementary Schools CA State Percentile SchoolDigger Rating
2018 65.99 1668th 5431 69.3%
2019 48.42 2532nd 5510 54.0%
2022 73.86 1350th 5663 76.2%
2023 59.98 1944th 5650 65.6%
2024 70.01 1501st 5636 73.4%
See the entire list of Best California Elementary Schools for Male Students!

Rank History for Hispanic students at Willow Elementary

Year Avg Standard Score Statewide Rank Total # Ranked Elementary Schools CA State Percentile SchoolDigger Rating
2018 81.36 626th 4830 87.0%
2019 60.98 1630th 4963 67.2%
2022 83.05 629th 5084 87.6%
2023 70.98 1136th 5098 77.7%
2024 74.45 967th 5102 81.0%
See the entire list of Best California Elementary Schools for Hispanic Students!

Rank History for White students at Willow Elementary

Year Avg Standard Score Statewide Rank Total # Ranked Elementary Schools CA State Percentile SchoolDigger Rating
2019 54.67 1394th 2834 50.8%
2023 43.58 1610th 2662 39.5%
See the entire list of Best California Elementary Schools for White Students!

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

As you review the school rankings data, please be aware that some of the information from certain demographics is missing. The reason for this omission is that the data has been redacted from the source data itself due to low population samples in these specific demographic groups.

Redacting data from low population samples is a necessary step to ensure the reliability and accuracy of the results, as small sample sizes may not be representative of the broader population. Additionally, this measure helps protect the privacy of individuals belonging to these demographic groups.

Willow Elementary Test Scores
Tests: 
  
Grades: 
  
Years: 
  
Group by: 
District Scores:
State Scores:    
  
Subgroup: 







Data source: California Department of Education

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Enrollment information for Willow Elementary

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Compare
Year White African American Asian Hispanic American Indian Pacific Islander Two or More Races Not Specified Total
1988 313 8 26 67 0 n/a n/a 0 414
1989 306 10 27 84 0 n/a n/a 0 427
1990 295 5 25 89 0 n/a n/a 0 414
1991 285 6 32 103 0 n/a n/a 0 426
1992 293 16 33 92 0 n/a n/a 0 434
1993 275 3 33 106 0 n/a n/a 0 417
1994 263 5 36 113 0 n/a n/a 0 417
1995 245 8 33 136 0 n/a n/a 0 422
1996 245 8 33 136 0 n/a n/a 0 422
1997 233 11 34 127 1 n/a n/a 0 406
1998 226 5 27 135 5 n/a n/a 0 398
1999 217 8 23 142 0 n/a n/a 0 390
2000 219 12 22 136 0 n/a n/a 0 389
2001 201 12 23 140 0 n/a n/a 0 376
2002 191 14 23 135 0 n/a n/a 0 363
2003 191 14 23 135 0 n/a n/a 0 363
2004 189 10 29 143 1 n/a n/a 3 375
2005 148 15 30 149 0 n/a n/a 9 351
2006 149 12 27 141 0 n/a n/a 27 356
2007 137 9 23 144 3 n/a n/a 22 338
2008 154 10 31 173 2 n/a n/a 0 370
2009 153 11 35 164 1 0 47 0 411
2010 134 3 30 156 2 0 15 0 340
2011 132 5 29 163 2 3 10 0 344
2012 127 6 22 167 2 3 12 0 339
2013 124 9 25 177 2 8 10 0 355
2014 129 9 22 190 2 6 10 0 368
2015 113 9 27 199 2 6 10 0 366
2016 102 11 27 218 1 5 6 0 370
2017 79 11 25 239 1 5 12 0 372
2018 78 11 23 250 0 3 17 0 382
2019 66 12 20 244 0 1 12 0 355
2020 63 11 25 252 2 0 9 0 362
2021 58 7 26 242 1 0 9 0 343
2022 60 5 29 223 1 0 11 0 329
2023 51 7 38 230 2 0 13 0 341

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 Willow Elementary

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Compare
Year # Students Full-time Teachers Student/Teacher ratio % Free/Discounted Lunch
1988 414 16.0 25.8 n/a
1989 427 17.9 23.8 n/a
1990 414 17.0 24.3 n/a
1991 426 17.0 25.0 n/a
1992 434 17.3 25.0 20.3
1993 417 15.0 27.8 20.1
1994 417 14.5 28.8 25.2
1995 422 15.0 28.1 28.2
1996 422 15.0 28.1 28.2
1997 406 19.0 21.4 24.9
1998 398 19.0 20.9 28.1
1999 390 19.6 19.9 28.5
2000 389 19.0 20.5 29.6
2001 376 18.0 20.9 29.3
2002 363 1.0 363.0 26.4
2003 363 1.0 363.0 26.4
2004 375 16.0 23.4 25.5
2005 351 16.0 21.9 29.8
2006 356 17.0 20.9 33.7
2007 338 16.0 21.1 34.5
2008 370 21.0 17.6 40.5
2009 411 20.0 18.7 37.5
2010 340 15.0 22.6 40
2011 344 n/a n/a 41.6
2012 339 16.0 21.1 n/a
2013 355 17.0 20.8 51.5
2014 368 15.7 23.4 54.1
2015 366 15.0 24.4 53.3
2016 370 15.0 24.6 51.9
2017 372 16.0 23.2 52.7
2018 382 16.0 23.8 49.2
2019 355 16.0 22.1 52.4
2020 362 n/a n/a 53
2021 343 17.0 20.1 46.9
2022 329 17.0 19.3 62.6
2023 341 18.0 18.9 56.3

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

About Students eligible for discounted/free lunch:

The National School Lunch Program (NSLP) provides low-cost or free meals to students in U.S. public and nonprofit private schools based on household income. Those with incomes below 130% of the poverty line receive free lunch, while those between 130% and 185% qualify for reduced-price lunch. The percentage of students receiving free or reduced-price lunch serves as a marker for poverty, as it reflects the socioeconomic status of families in a given school or district. A higher FRPL rate typically indicates a higher concentration of low-income families, suggesting that the school or district may face additional challenges in providing adequate resources and support for student success.

Student/Teacher Ratio Willow Elementary

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Compare
Year # Students Full-time Teachers Student/Teacher ratio % Free/Discounted Lunch
1988 414 16.0 25.8 n/a
1989 427 17.9 23.8 n/a
1990 414 17.0 24.3 n/a
1991 426 17.0 25.0 n/a
1992 434 17.3 25.0 20.3
1993 417 15.0 27.8 20.1
1994 417 14.5 28.8 25.2
1995 422 15.0 28.1 28.2
1996 422 15.0 28.1 28.2
1997 406 19.0 21.4 24.9
1998 398 19.0 20.9 28.1
1999 390 19.6 19.9 28.5
2000 389 19.0 20.5 29.6
2001 376 18.0 20.9 29.3
2002 363 1.0 363.0 26.4
2003 363 1.0 363.0 26.4
2004 375 16.0 23.4 25.5
2005 351 16.0 21.9 29.8
2006 356 17.0 20.9 33.7
2007 338 16.0 21.1 34.5
2008 370 21.0 17.6 40.5
2009 411 20.0 18.7 37.5
2010 340 15.0 22.6 40
2011 344 n/a n/a 41.6
2012 339 16.0 21.1 n/a
2013 355 17.0 20.8 51.5
2014 368 15.7 23.4 54.1
2015 366 15.0 24.4 53.3
2016 370 15.0 24.6 51.9
2017 372 16.0 23.2 52.7
2018 382 16.0 23.8 49.2
2019 355 16.0 22.1 52.4
2020 362 n/a n/a 53
2021 343 17.0 20.1 46.9
2022 329 17.0 19.3 62.6
2023 341 18.0 18.9 56.3

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.

Kindergarten Immunization Rates

Willow Elementary

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Compare
YearCompletely ImmunizedReligious ExemptionMedical ExemptionConditionalPolioHepatitis BVaricellaDTPMMR
201296.0%4.0%0.0%0.0%96.0%96.0%96.0%96.0%96.0%
201397.0%0.0%0.0%3.0%97.0%97.0%97.0%97.0%97.0%
201490.0%2.0%0.0%8.0%96.0%96.0%96.0%96.0%90.0%
201593.0%0.0%0.0%7.0%100.0%100.0%100.0%100.0%93.0%
201698.0%0.0%0.0%0.0%98.0%98.0%98.0%98.0%98.0%
201796.0%0.0%0.0%4.0%≥98.0%≥98.0%≥98.0%96.0%≥98.0%
201891.0%0.0%0.0%7.0%93.0%94.0%≥98.0%94.0%94.0%
201991.0%0.0%9.0%91.0%≥95.0%≥95.0%91.0%91.0%
202092.5%0.0%3.0%92.5%95.5%92.5%95.5%
202186.7%0.0%0.0%91.1%91.1%93.3%91.1%

Data source: California Department of Public Health
Finances

Per Pupil Expenditures for Willow Elementary

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YearTotal Expenditures Per Pupil
2018 $6,980

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

Impact of COVID-19 on Willow Elementary

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.

Rankings

Rank
Pre-pandemic (2018-2019)
Rank
Post pandemic (2022-2023)
Change (%)
Ranks 2284th of 5789 Elementary schoolsRanks 1855th of 5874 Elementary schools
 7.9%

Test Scores

% proficient
Pre-pandemic (2018-2019)
% proficient
Post pandemic (2022-2023)
Change (%)
3rd Grade English Language Arts/Literacy (Willow Elementary)52.247.3
 4.9%
   3rd Grade English Language Arts/Literacy (Charter Oak Unified)51.950.2
 1.7%
   3rd Grade English Language Arts/Literacy (California)48.543
 5.6%
3rd Grade Mathematics (Willow Elementary)61.752.7
 9%
   3rd Grade Mathematics (Charter Oak Unified)57.548.5
 9.1%
   3rd Grade Mathematics (California)50.245.1
 5.1%
4th Grade English Language Arts/Literacy (Willow Elementary)51.262.2
 11.1%
   4th Grade English Language Arts/Literacy (Charter Oak Unified)59.146.6
 12.6%
   4th Grade English Language Arts/Literacy (California)49.543.7
 5.7%
4th Grade Mathematics (Willow Elementary)51.260
 8.8%
   4th Grade Mathematics (Charter Oak Unified)53.345.9
 7.5%
   4th Grade Mathematics (California)44.940.8
 4.1%
5th Grade English Language Arts/Literacy (Willow Elementary)47.250
 2.8%
   5th Grade English Language Arts/Literacy (Charter Oak Unified)58.347
 11.4%
   5th Grade English Language Arts/Literacy (California)51.746.7
 5%
5th Grade Mathematics (Willow Elementary)40.734.8
 6%
   5th Grade Mathematics (Charter Oak Unified)42.630.8
 11.9%
   5th Grade Mathematics (California)3833.4
 4.6%
5th Grade Science (Willow Elementary)20.428.3
 7.9%
   5th Grade Science (Charter Oak Unified)35.130.6
 4.5%
   5th Grade Science (California)31.731.9
 0.1%
6th Grade English Language Arts/Literacy (Willow Elementary)49.150
 0.9%
   6th Grade English Language Arts/Literacy (Charter Oak Unified)49.753.6
 3.9%
   6th Grade English Language Arts/Literacy (California)48.544.2
 4.3%
6th Grade Mathematics (Willow Elementary)46.337.5
 8.8%
   6th Grade Mathematics (Charter Oak Unified)44.831.9
 13%
   6th Grade Mathematics (California)38.533.2
 5.3%

Student Body

Number of students
Pre-pandemic (2018-2019)
Number of students
Post pandemic (2022-2023)
Change (%)
Total Students355341
 3.9%
African American127
 41.7%
American Indian02
Asian2038
 90%
Hispanic244230
 5.7%
Pacific Islander10
 100%
White6651
 22.7%
Two or More Races1213
 8.3%
% Free/Discounted Lunch Recipients52.4%56.3%
 3.9%


Schools Near Willow Elementary









Frequently Asked Questions about Willow Elementary

Students who attend Willow Elementary usually go on to attend:

Middle : Royal Oak Middle
High : Charter Oak High

Willow Elementary ranks 1457th of 5862 California elementary schools. SchoolDigger rates this school 4 stars out of 5.

In the 2022-23 school year, 341 students attended Willow Elementary.

Students at Willow Elementary are 67% Hispanic, 15% White, 11% Asian, 4% Two or more races, 2% African American.


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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.

IMPORTANT DISCLAIMERS: Not all boundaries are included. We make every effort to ensure that boundaries 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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