Northbrook School

Summary:

Northbrook School is a public middle school serving grades 5-8 in Mendota, Illinois, with 508 students. The school is part of the Mendota CCSD 289 district, which is ranked 585 out of 813 districts in Illinois and has a 1-star rating from SchoolDigger.

Northbrook School faces several challenges, including below-average test scores, with only 39.4% of students proficient or better in English Language Arts and 17.5% in Mathematics, compared to state averages of 41.2% and 28.4%, respectively. The school also struggles with high chronic absenteeism rates, ranging from 21.6% to 37.7% over the past 5 years, significantly higher than the state average. Additionally, Northbrook School's performance varies significantly across different student subgroups, with Hispanic students and English Language Learners performing relatively better, while male students, white students, special education students, and low socioeconomic status students all perform in the bottom half of Illinois middle schools.

Compared to nearby schools, such as Washington Elementary School, Amboy Junior High School, and Parkside Middle School, Northbrook School's performance is generally lower, with higher test scores, lower chronic absenteeism rates, and better overall rankings. Despite increased spending per student, from $10,343 in 2019-2020 to $12,285 in 2022-2023, Northbrook School has not seen a corresponding improvement in academic outcomes, raising questions about the effectiveness of the school's resource allocation.


Detail:

Public 5-8

 1804 Guiles Ave
       Mendota, IL  61342-1204


(815) 539-6237

District: Mendota CCSD 289

SchoolDigger Rank:
685th of 1,363 Illinois Middle Schools

Per Pupil Expenditures:  $15,105 Help


Students who attend Northbrook School usually attend:

High:    Mendota Township High School

Feeder schools for Northbrook School:

Elementary:    Blackstone Elementary School
    Lincoln Elementary School

Student/teacher ratio:  13.9 Help
Number of students:  508

Racial breakdown:

White:
52.2%
Hispanic:
40.6%
Two or more races:
3.5%
more

Free/discounted lunch recipients:  59.4% Help


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Performance Trends
Help
Compare Details Northbrook School ranks worse than 50.3% of middle schools in Illinois. (See more...)
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Compare Details In 2024 the calculated Average Standard Score was 44.21. (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.
Finance
Help
Compare Details The average total spent per student at Northbrook School is $15,105.
Schooldigger 2024 Rankings:

Northbrook School:

SchoolDigger ranks Northbrook School 685th of 1363 Illinois public middle schools. (See Northbrook School in the ranking list.)

Middle School Test Score Ratings by Student Subgroup:


English Language Learner students:
Special Education students:
Low Socio Economic Status students:
Female students:
Disabled students:
Male students:
Hispanic students:
White students:


Mendota CCSD 289:

SchoolDigger ranks Mendota CCSD 289 585th of 813 Illinois school districts. (See district ranking list.)


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Rank History for Northbrook School

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Rank History for all students at Northbrook School

Year Avg Standard Score Statewide Rank Total # Ranked Middle Schools IL State Percentile SchoolDigger Rating
2003 57.24 569th 1185 52.0%
2004 62.72 508th 1204 57.8%
2005 66.19 482nd 1209 60.1%
2006 59.28 595th 1272 53.2%
2007 56.57 658th 1287 48.9%
2008 56.82 677th 1293 47.6%
2009 56.74 675th 1318 48.8%
2011 55.97 695th 1344 48.3%
2012 53.92 730th 1365 46.5%
2013 40.22 856th 1367 37.4%
2014 36.55 878th 1322 33.6%
2015 43.67 652nd 1302 49.9%
2016 57.21 479th 1294 63.0%
2017 46.97 638th 1293 50.7%
2018 61.88 429th 1293 66.8%
2019 67.68 386th 1356 71.5%
2021 40.86 644th 1241 48.1%
2022 49.34 602nd 1369 56.0%
2023 49.10 607th 1367 55.6%
2024 44.21 685th 1363 49.7%
See the entire list of Illinois Middle School Rankings!

Rank History for English Language Learner students at Northbrook School

Year Avg Standard Score Statewide Rank Total # Ranked Middle Schools IL State Percentile SchoolDigger Rating
2018 36.32 189th 285 33.7%
2019 54.01 88th 339 74.0%
2021 53.15 68th 277 75.5%
2022 71.31 40th 454 91.2%
2023 51.29 148th 480 69.2%
2024 49.97 159th 486 67.3%
See the entire list of Best Illinois Middle Schools for English Language Learner Students!

Rank History for Special Education students at Northbrook School

Year Avg Standard Score Statewide Rank Total # Ranked Middle Schools IL State Percentile SchoolDigger Rating
2018 33.69 382nd 602 36.5%
2019 50.88 264th 792 66.7%
2021 32.81 367th 548 33.0%
2022 44.53 317th 781 59.4%
2023 31.53 528th 805 34.4%
2024 25.55 634th 802 20.9%
See the entire list of Best Illinois Middle Schools for Special Education Students!

Rank History for Low Socio Economic Status students at Northbrook School

Year Avg Standard Score Statewide Rank Total # Ranked Middle Schools IL State Percentile SchoolDigger Rating
2018 61.94 336th 1161 71.1%
2019 67.14 289th 1217 76.3%
2021 47.83 451st 1019 55.7%
2022 59.42 370th 1221 69.7%
2023 44.02 643rd 1234 47.9%
2024 46.83 576th 1219 52.7%
See the entire list of Best Illinois Middle Schools for Low Socio Economic Status Students!

Rank History for Female students at Northbrook School

Year Avg Standard Score Statewide Rank Total # Ranked Middle Schools IL State Percentile SchoolDigger Rating
2018 64.84 375th 1226 69.4%
2019 72.56 301st 1276 76.4%
2021 39.34 564th 1017 44.5%
2022 48.41 576th 1286 55.2%
2023 46.60 614th 1275 51.8%
2024 51.18 538th 1251 57.0%
See the entire list of Best Illinois Middle Schools for Female Students!

Rank History for Disabled students at Northbrook School

Year Avg Standard Score Statewide Rank Total # Ranked Middle Schools IL State Percentile SchoolDigger Rating
2023 46.69 277th 674 58.9%
2024 38.10 351st 639 45.1%
See the entire list of Best Illinois Middle Schools for Disabled Students!

Rank History for Male students at Northbrook School

Year Avg Standard Score Statewide Rank Total # Ranked Middle Schools IL State Percentile SchoolDigger Rating
2018 56.51 469th 1223 61.7%
2019 61.22 438th 1296 66.2%
2021 37.83 597th 1048 43.0%
2022 50.26 547th 1286 57.5%
2023 50.83 547th 1292 57.7%
2024 36.94 727th 1264 42.5%
See the entire list of Best Illinois Middle Schools for Male Students!

Rank History for Hispanic students at Northbrook School

Year Avg Standard Score Statewide Rank Total # Ranked Middle Schools IL State Percentile SchoolDigger Rating
2018 53.04 238th 590 59.7%
2019 58.21 219th 639 65.7%
2021 39.46 300th 517 42.0%
2022 53.65 238th 662 64.0%
2023 41.04 361st 661 45.4%
2024 45.65 304th 643 52.7%
See the entire list of Best Illinois Middle Schools for Hispanic Students!

Rank History for White students at Northbrook School

Year Avg Standard Score Statewide Rank Total # Ranked Middle Schools IL State Percentile SchoolDigger Rating
2018 59.33 326th 889 63.3%
2019 65.00 287th 905 68.3%
2021 33.50 538th 813 33.8%
2022 34.99 579th 898 35.5%
2023 43.20 491st 895 45.1%
2024 31.05 614th 875 29.8%
See the entire list of Best Illinois Middle Schools for White Students!

Data source: test scores: Illinois State Board 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.

Northbrook School Test Scores
Tests: 
  
Grades: 
  
Years: 
  
Group by: 
District Scores:
State Scores:    
  
Subgroup: 







Data source: Illinois State Board of Education

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Enrollment information for Northbrook School

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Year White African American Asian Hispanic American Indian Pacific Islander Two or More Races Not Specified Total
1989 217 2 n/a 29 n/a n/a n/a 0 248
1990 222 2 n/a 24 1 n/a n/a 0 249
1991 211 2 0 25 0 n/a n/a 0 238
1992 202 0 1 24 0 n/a n/a 0 227
1993 195 0 0 19 0 n/a n/a 0 214
1994 204 0 1 25 0 n/a n/a 0 230
1995 171 4 0 27 0 n/a n/a 0 202
1996 171 4 0 27 0 n/a n/a 0 202
1997 175 5 2 21 0 n/a n/a 0 203
1998 163 4 3 28 0 n/a n/a 0 198
1999 463 7 1 88 1 n/a n/a 0 560
2000 436 7 2 98 0 n/a n/a 0 543
2001 464 5 4 118 0 n/a n/a 0 591
2002 512 8 5 161 0 n/a n/a 0 686
2003 512 8 5 161 0 n/a n/a 0 686
2004 506 6 2 203 0 n/a n/a 0 717
2005 508 5 2 208 0 n/a n/a 0 723
2006 507 5 3 228 0 n/a n/a 9 752
2007 526 11 5 243 0 n/a n/a 9 794
2008 519 13 5 237 3 n/a n/a 13 790
2009 502 8 5 250 0 n/a n/a 13 778
2010 410 4 4 208 0 n/a n/a 18 644
2011 371 7 2 212 0 0 2 0 594
2012 395 9 1 223 1 0 3 0 632
2013 367 6 0 226 0 0 4 0 603
2014 361 10 1 233 0 0 5 0 610
2015 373 14 2 242 1 0 3 0 635
2016 366 15 0 245 0 1 5 0 632
2017 326 10 1 231 1 1 11 0 581
2018 303 11 1 238 0 1 9 0 563
2019 269 7 1 226 1 1 12 0 517
2020 262 8 0 224 1 0 9 0 504
2021 270 10 1 213 2 0 15 0 511
2022 261 13 1 202 2 0 20 0 499
2023 265 17 1 206 1 0 18 0 508

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 Northbrook School

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Compare
Year # Students Full-time Teachers Student/Teacher ratio % Free/Discounted Lunch
1989 248 17.0 14.5 n/a
1990 249 17.0 14.6 n/a
1991 238 15.0 15.8 n/a
1992 227 14.0 16.2 n/a
1993 214 14.0 15.3 n/a
1994 230 15.0 15.3 n/a
1995 202 15.0 13.5 n/a
1996 202 15.0 13.5 n/a
1997 203 16.0 12.7 n/a
1998 198 17.0 11.6 n/a
1999 560 38.0 14.7 n/a
2000 543 39.0 13.9 n/a
2001 591 39.0 15.2 n/a
2002 686 45.4 15.1 38.2
2003 686 45.4 15.1 38.2
2004 717 45.0 15.9 38.6
2005 723 45.0 16.1 40.4
2006 752 44.0 17.1 40
2007 794 39.0 20.4 44.3
2008 790 37.0 21.4 42.7
2009 778 47.2 16.5 41.3
2010 644 41.1 15.6 n/a
2011 594 38.1 15.5 54.2
2012 632 38.6 16.3 58.5
2013 603 112.0 5.3 59.2
2014 610 35.5 17.1 63
2015 635 37.0 17.1 66.9
2016 632 37.0 17.0 53.2
2017 581 34.8 16.6 57.8
2018 563 34.0 16.5 55.4
2019 517 33.4 15.4 60.3
2020 504 32.4 15.5 55.2
2021 511 n/a n/a n/a
2022 499 35.5 14.0 59.9
2023 508 36.5 13.9 59.4

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 Northbrook School

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Year # Students Full-time Teachers Student/Teacher ratio % Free/Discounted Lunch
1989 248 17.0 14.5 n/a
1990 249 17.0 14.6 n/a
1991 238 15.0 15.8 n/a
1992 227 14.0 16.2 n/a
1993 214 14.0 15.3 n/a
1994 230 15.0 15.3 n/a
1995 202 15.0 13.5 n/a
1996 202 15.0 13.5 n/a
1997 203 16.0 12.7 n/a
1998 198 17.0 11.6 n/a
1999 560 38.0 14.7 n/a
2000 543 39.0 13.9 n/a
2001 591 39.0 15.2 n/a
2002 686 45.4 15.1 38.2
2003 686 45.4 15.1 38.2
2004 717 45.0 15.9 38.6
2005 723 45.0 16.1 40.4
2006 752 44.0 17.1 40
2007 794 39.0 20.4 44.3
2008 790 37.0 21.4 42.7
2009 778 47.2 16.5 41.3
2010 644 41.1 15.6 n/a
2011 594 38.1 15.5 54.2
2012 632 38.6 16.3 58.5
2013 603 112.0 5.3 59.2
2014 610 35.5 17.1 63
2015 635 37.0 17.1 66.9
2016 632 37.0 17.0 53.2
2017 581 34.8 16.6 57.8
2018 563 34.0 16.5 55.4
2019 517 33.4 15.4 60.3
2020 504 32.4 15.5 55.2
2021 511 n/a n/a n/a
2022 499 35.5 14.0 59.9
2023 508 36.5 13.9 59.4

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.

Immunization Rates

Northbrook School

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Compare
YearPolioMeaslesMumpsRubellaHepatitis BVaricellaDTPPneumococcal Meningococcal
201598.1%98.3%98.3%98.3%76.0%98.1%98.1%11.4%
201699.7%99.7%99.7%99.7%79.0%98.9%33.8%13.3%22.0%
201799.2%99.8%99.8%99.8%82.9%98.8%99.5%11.3%45.8%
201899.2%99.7%99.7%99.7%78.5%99.3%98.6%16.1%63.4%
201997.9%97.2%97.2%97.2%76.9%98.5%98.1%13.2%63.7%
202199.6%99.4%99.4%99.4%99.2%99.6%99.2%10.2%64.1%
202299.2%98.8%98.8%98.8%99.2%99.0%99.4%8.0%64.0%
202398.4%98.4%98.4%98.4%99.4%98.6%99.4%10.2%64.0%
202498.9%99.6%99.6%99.6%99.4%98.9%99.4%7.8%72.3%

Data source: Illinois State Board of Education
Finances

Per Pupil Expenditures for Northbrook School

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YearExpenditures from Federal FundsExpenditures from State and Local FundsTotal Expenditures Per Pupil (All Funds)
2019 $910 (9.8%) $8,360 (90.2%) $9,271
2020 $602 (5.8%) $9,741 (94.2%) $10,343
2021 $1,080 (10.1%) $9,598 (89.9%) $10,678
2022 $1,080 (10.1%) $9,598 (89.9%) $10,678
2023 $806 (6.6%) $11,479 (93.4%) $12,285
2024 $676 (4.5%) $14,429 (95.5%) $15,105

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

Impact of COVID-19 on Northbrook School

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 386th of 1356 Middle schoolsRanks 607th of 1367 Middle schools
 15.9%

Test Scores

% proficient
Pre-pandemic (2018-2019)
% proficient
Post pandemic (2022-2023)
Change (%)
5th Grade English Language Arts (Northbrook School)36.523.4
 13.1%
   5th Grade English Language Arts (Mendota CCSD 289)36.523.4
 13.1%
   5th Grade English Language Arts (Illinois)37.935.2
 2.7%
5th Grade Mathematics (Northbrook School)19.616.9
 2.7%
   5th Grade Mathematics (Mendota CCSD 289)19.616.9
 2.7%
   5th Grade Mathematics (Illinois)29.825.6
 4.2%
5th Grade Science (Northbrook School)45.949.6
 3.7%
   5th Grade Science (Mendota CCSD 289)45.949.6
 3.7%
   5th Grade Science (Illinois)54.452.4
 2%
6th Grade English Language Arts (Northbrook School)27.632.4
 4.8%
   6th Grade English Language Arts (Mendota CCSD 289)27.632.4
 4.8%
   6th Grade English Language Arts (Illinois)3534.2
 0.8%
6th Grade Mathematics (Northbrook School)17.29.3
 7.9%
   6th Grade Mathematics (Mendota CCSD 289)17.29.3
 7.9%
   6th Grade Mathematics (Illinois)25.323.4
 1.9%
7th Grade English Language Arts (Northbrook School)60.933.6
 27.3%
   7th Grade English Language Arts (Mendota CCSD 289)60.933.6
 27.3%
   7th Grade English Language Arts (Illinois)41.237.9
 3.3%
7th Grade Mathematics (Northbrook School)38.217.8
 20.4%
   7th Grade Mathematics (Mendota CCSD 289)38.217.8
 20.4%
   7th Grade Mathematics (Illinois)29.926.9
 3%
8th Grade English Language Arts (Northbrook School)44.844.1
 0.7%
   8th Grade English Language Arts (Mendota CCSD 289)44.844.1
 0.7%
   8th Grade English Language Arts (Illinois)39.640.5
 0.9%
8th Grade Mathematics (Northbrook School)57.622.5
 35.1%
   8th Grade Mathematics (Mendota CCSD 289)57.622.5
 35.1%
   8th Grade Mathematics (Illinois)32.625.7
 6.9%
8th Grade Science (Northbrook School)61.956.3
 5.6%
   8th Grade Science (Mendota CCSD 289)61.956.3
 5.6%
   8th Grade Science (Illinois)5552
 3%

Student Body

Number of students
Pre-pandemic (2018-2019)
Number of students
Post pandemic (2022-2023)
Change (%)
Total Students517508
 1.7%
African American717
 142.9%
American Indian11
Asian11
Hispanic226206
 8.8%
Pacific Islander10
 100%
White269265
 1.5%
Two or More Races1218
 50%
% Free/Discounted Lunch Recipients60.3%59.4%
 0.9%


Schools Near Northbrook School









Frequently Asked Questions about Northbrook School

Northbrook School ranks 685th of 1363 Illinois middle schools. SchoolDigger rates this school 2 stars out of 5.

In the 2022-23 school year, 508 students attended Northbrook School.

Students at Northbrook School are 52% White, 41% Hispanic, 4% Two or more races, 3% African American.

Students who attend Northbrook School usually go on to attend Mendota Township High School


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SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau, the Illinois Department of Public Health and the Illinois State Board 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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