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Thornton Township High School

Public Grades 9-12
580th
SchoolDigger Rank ?
of 620 Illinois High Schools
Better than 6% of Illinois high schools
Summary

Thornton Township High School is a public school serving 1,697 students in grades 9–12 in Harvey, a south suburban community near several other high schools. In 2025–2026, its 11th-grade ACT proficiency rates were 17% in English language arts (ELA), 11% in math, and 22% in science, compared with 50%, 40%, and 48% statewide. The main concern is that proficiency remains far below state levels, with ELA the clearest weakness against nearby schools.

ELA is Thornton’s weakest subject in local comparisons: it had the lowest 11th-grade ACT ELA result among six nearby high schools, and the lowest 9th- and 10th-grade PreACT ELA results. Its science results compare better with local peers: Thornton ranked third among the six schools in 11th-grade ACT science and was near the middle for 10th-grade PreACT science. Ninth-grade math is a relative bright spot, at 16%—second-lowest among the six nearby high schools, just below Thornwood High School. Against Thornton Township HSD 205, the school was close on 11th-grade ACT results, slightly below the district in ELA and math and slightly above in science. These relative strengths are within a generally low set of results, not evidence that proficiency is near state levels.

Some recent results improved: from 2024–2025 to 2025–2026, ninth-grade PreACT math rose from 11% to 16%, moving from below to above the district, while 11th-grade ACT ELA fell from 21% to 17%. Chronic absenteeism also remains high at 44%, compared with 24% statewide, despite declining from 74% in 2021–2022. SchoolDigger ranked Thornton 580th of 620 Illinois schools, at the 6th percentile with zero stars; its student-teacher ratio was 14.2 in 2024–2025, and 88% of students were free/reduced lunch eligible that year. One notable exception in SchoolDigger’s statewide group rankings is English Language Learner Students: the school ranked at the 66th percentile in 2025–2026, compared with the overall 6th percentile, after rising from the 36th percentile in 2023–2024.

1,697
Students ?
14.2
Student/teacher ratio ?
$32,253
Per pupil spending ?
88.3%
Free/reduced lunch eligible (2024-25) ?
89.7%
Measles protection (all grades) (2025-26)
 15001 Broadway Ave
       Harvey, IL  60426-2272

(708) 225-4150

District: Thornton Township HSD 205

Racial breakdown:

African American:
66.0%
Hispanic:
28.5%
White:
3.2%
more
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 Compare Thornton Township High School to nearby high schools!
At a glance
▼ Ranking trend: Declining — 14th percentile in 2016 → 6th in 2026
Worth a look
!Test scores below the Illinois average (18% vs 47% meeting standards)
!In the lower quartile statewide (6th percentile)
!Graduation rate below the Illinois average (80% vs 90%)
Students meeting standards (2025-2026) ?
This school18%
District avg20%
Illinois avg47%
580th of 620
Illinois public high schools ?
Bottom 6%▼ down 8 pts since 2016
From bottom 14% (2016) to bottom 6% (2026)
See the entire ranking list of Illinois High Schools →
★★★★★
SchoolDigger rating ?
2nd of 3High Schools in the Thornton Township HSD 205
735th of 738Thornton Township HSD 205 among Illinois districts
Statewide rank percentile over time (100 = the top-ranked school in the state; click a legend item to add a student group)
Show full rank history (all student groups)

All Students

YearAvg scoreStatewide rankIllinois percentileRating
20266.7580 of 6206.5%☆☆☆☆☆
202511.1620 of 69811.2%★☆☆☆☆
202420.6546 of 69721.7%★☆☆☆☆
202314.1604 of 69913.6%★☆☆☆☆
202213.9600 of 69914.2%★☆☆☆☆
202116.2580 of 68815.7%★☆☆☆☆
201912.9609 of 70113.1%★☆☆☆☆
201811.6578 of 64710.7%★☆☆☆☆
20179.0589 of 6428.3%☆☆☆☆☆
201617.4550 of 64314.5%★☆☆☆☆
201518.7525 of 61414.5%★☆☆☆☆
20146.4608 of 6709.3%☆☆☆☆☆
20134.8616 of 6708.1%☆☆☆☆☆
20128.4592 of 66511.0%★☆☆☆☆
20116.2591 of 6559.8%☆☆☆☆☆
20109.8562 of 64312.6%★☆☆☆☆
200913.4549 of 63213.1%★☆☆☆☆
200819.7522 of 62416.3%★☆☆☆☆
20076.7555 of 6129.3%☆☆☆☆☆
200610.1529 of 59611.2%★☆☆☆☆
20051.7562 of 5904.7%☆☆☆☆☆
20046.5536 of 5929.5%☆☆☆☆☆
20037.1530 of 5869.6%☆☆☆☆☆

African American

YearAvg scoreStatewide rankIllinois percentileRating
202617.9163 of 18712.8%★☆☆☆☆
202524.9255 of 32321.1%★☆☆☆☆
202434.7174 of 29941.8%★★☆☆☆
202328.9213 of 30129.2%★☆☆☆☆
202231.5188 of 29436.1%★★☆☆☆
202136.9153 of 28145.6%★★☆☆☆
201933.8174 of 29941.8%★★☆☆☆
201832.6162 of 25336.0%★★☆☆☆

Disabled

YearAvg scoreStatewide rankIllinois percentileRating
202523.4430 of 49112.4%★☆☆☆☆
202427.0261 of 42939.2%★★☆☆☆
202330.7278 of 42835.0%★★☆☆☆

English Language Learner

YearAvg scoreStatewide rankIllinois percentileRating
202660.651 of 15066.0%★★★☆☆
202538.5156 of 28445.1%★★☆☆☆
202428.6158 of 24836.3%★☆☆☆☆
202351.567 of 21769.1%★★★☆☆
202249.276 of 20562.9%★★★☆☆
202140.578 of 18958.7%★★★☆☆
201934.2114 of 18337.7%★★☆☆☆
201853.535 of 15176.8%★★★★☆

Female

YearAvg scoreStatewide rankIllinois percentileRating
20265.4519 of 5454.8%☆☆☆☆☆
202510.9606 of 68511.5%★☆☆☆☆
202418.6534 of 66419.6%★☆☆☆☆
202312.6572 of 65612.8%★☆☆☆☆
202216.8540 of 65817.9%★☆☆☆☆
202117.8525 of 63917.8%★☆☆☆☆
201913.4569 of 66514.4%★☆☆☆☆
201812.9550 of 62011.3%★☆☆☆☆

Hispanic

YearAvg scoreStatewide rankIllinois percentileRating
202623.7207 of 26822.8%★☆☆☆☆
202528.6264 of 36627.9%★☆☆☆☆
202447.9147 of 33656.3%★★★☆☆
202329.7239 of 33328.2%★☆☆☆☆
202228.8244 of 33527.2%★☆☆☆☆
202121.4268 of 31715.5%★☆☆☆☆
201921.4260 of 31718.0%★☆☆☆☆
201820.7245 of 29115.8%★☆☆☆☆

Homeless

YearAvg scoreStatewide rankIllinois percentileRating
202532.095 of 13831.2%★★☆☆☆
202468.224 of 12580.8%★★★★☆
202328.155 of 10447.1%☆☆☆☆☆
202228.546 of 9853.1%☆☆☆☆☆

Low Socio Economic Status

YearAvg scoreStatewide rankIllinois percentileRating
202612.6434 of 4789.2%☆☆☆☆☆
202518.0586 of 67212.8%★☆☆☆☆
202431.9419 of 63934.4%★★☆☆☆
202321.6526 of 64418.3%★☆☆☆☆
202220.1529 of 62615.5%★☆☆☆☆
202123.2495 of 61119.0%★☆☆☆☆
201922.2518 of 63918.9%★☆☆☆☆
201818.3511 of 58512.6%★☆☆☆☆

Male

YearAvg scoreStatewide rankIllinois percentileRating
20265.5505 of 5213.1%☆☆☆☆☆
202512.3613 of 68510.5%★☆☆☆☆
202423.3495 of 66825.9%★☆☆☆☆
202315.7574 of 66814.1%★☆☆☆☆
202211.4610 of 6648.1%☆☆☆☆☆
202114.2570 of 65312.7%★☆☆☆☆
201912.9589 of 67512.7%★☆☆☆☆
201810.5567 of 6198.4%☆☆☆☆☆

Military Connected

YearAvg scoreStatewide rankIllinois percentileRating
20248.523 of 230.0%☆☆☆☆☆
202312.419 of 2213.6%☆☆☆☆☆
20218.422 of 220.0%☆☆☆☆☆

Special Education

YearAvg scoreStatewide rankIllinois percentileRating
202519.0463 of 52712.1%★☆☆☆☆
202420.8377 of 48221.8%★☆☆☆☆
202323.8360 of 47624.4%★☆☆☆☆
202231.2286 of 49342.0%★★☆☆☆
202129.3270 of 45340.4%★★☆☆☆
201929.6306 of 47335.3%☆☆☆☆☆
201832.0233 of 37437.7%★★☆☆☆

White

YearAvg scoreStatewide rankIllinois percentileRating
20252.0561 of 5640.5%☆☆☆☆☆
How student groups rank statewide ? (each group's percentile vs the same group at other schools — higher is better; the +/- beside each compares the group with this school's overall percentile)
English Language Learner (2026)66th percentile+60 vs school
Homeless (2025)31st percentile+20 vs school
Hispanic (2026)23rd percentile+16 vs school
African American (2026)13th percentile+6 vs school
Disabled (2025)12th percentile~ school
Special Education (2025)12th percentile~ school
Low Socio Economic Status (2026)9th percentile+3 vs school
Female (2026)5th percentile~ school
Male (2026)3rd percentile-3 vs school
White (2025)1st percentile-11 vs school
Military Connected (2024)<1st percentile-22 vs school
By subject vs Illinois (2025-2026) ?
Science22%-26 vs state
English Language Arts17%-33 vs state
Mathematics11%-29 vs state

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What people are saying
by a parent
Friday, November 18, 2011

Open Quote I am a Thornton Alumni Class of 1991.
Thornton was and still consist of mediocre teachers disciplining students with few if any great teachers inspiring students. I understand being professional but this school is cold and soulless. The only time the school showed any interest is when I was absent. (The school receives funding for student attendance). The school even managed to stay open during asbestos abatement back in 1988.
(I guess attendance took priority over air quality) .
I am combat veteran and found my time in Iraq more enjoyable. I currently work under the Department of Justice for the Federal Prison System. I would like to thank the U.S. military for my education.

A teacher who is attempting to teach without inspiring the pupil with a desire to learn is hammering on cold iron. ~Horace Mann Close Quote





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Frequently Asked Questions about Thornton Township High School

Thornton Township High School ranks in the bottom 6.5% of Illinois high schools.

Students at Thornton Township High School are 66% African American, 29% Hispanic, 3% White, 1% Asian.

In the 2024-25 school year, 1,697 students attended Thornton Township High School.

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Latest Illinois data All new data »
2025–26 school spending dataNewOct 30, 2026
2025–26 attendance data, dropout rates & graduation ratesNewOct 30, 2026
2025–26 ACT, IAR, ISA & PreACT Secure test scoresNewOct 30, 2026
2013–14 through 2025–26 immunization rates (updated)Oct 19, 2026


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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