Excellent
#149 of 3,813 schools in IL
Top 4% in state
Lemont Twp High School
High School · Lemont Twp Hsd 210 · Lemont, IL
A Lemont Twp Hsd 210 high school where students score 5 points above what's typical for similar communities.
800 Porter St, Lemont, IL 60439
- Math 46% proficient (2021)
- Reading 47% proficient (2022)
- 5/5 advanced STEM subjects
Academics
Full Profile · 4/4 metricsView breakdown
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Students at Lemont Twp High School score 46% proficient, which is above what's typical for similar communities (expected: 41%).
2022 EdFacts proficiency
Most recent published year. School vs. IL average.
Trend
↓ DecliningProficiency has fallen 7 points since 2019, to 47% in 2022, across a 14-year record (2009–2022).
Show all 14 years
Multi-year averages used by the rating model: math 61% (multi-year average, 2009-2021) · reading/ELA 60% (multi-year average, 2009-2022)
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Based on 27 test records from IL state assessments and EdFacts (NCES).
Equity & diversity
Shown separately, not included in the overall scoreFree/reduced lunch
17.5%
Students qualifying for federal meal assistance
How we rate schools
A clear 1–10 score built from public data — growth, academics, and learning environment. No hidden criteria, no pay-to-play.
See how we rateThe neighborhood
Where Lemont Twp High School sits, and what the surrounding area looks like.
Nearby same-level schools are colored by their score. Pins are locations, not attendance boundaries. Open the Chicago map →
Getting around & local context
- Walk 61Somewhat Walkable
- Bike 26Somewhat Bikeable
- City Safety: Average577/100K
Powered by
FBI Uniform Crime Reporting · 2024 · city context (Lemont), not school-level safety or attendance eligibility. Source details
Source period: 2024. Freshness not available.
Area profileU.S. Census ACS 5-year estimates (ACS 2019–2023 5-year estimates)
Median income
$132,511
Median home value
$466,800
Median rent
$1,046/mo
College educated
44.7%
Homeownership
88.5%
Poverty rate
3%
ACS 2019–2023 5-year estimates for the ZCTA associated with school ZIP 60439; this is area context, not an attendance boundary.
Programs & students
Programs & Offerings
Compare nearby
Nearby same-level schools
1 from a 5-mile search
| School | Score | Grades | Distance | Enrollment | Compare |
|---|---|---|---|---|---|
| Montessori School of LemontPrivate · tuition | 6.2 | PK–9 | 2.7 mi | 95 | Compare → |
Distance is proximity only; it is not attendance eligibility.
Private · tuition: Potential private option; tuition and admission requirements have not been verified.
Lemont Twp Hsd 210
- Schools in district
- 1
- Rank in district
- #1 of 1
- District spending per student
- $23,181NCES F-33 · FY 2023 · This annual source is three years behind the current year.
- District child poverty rate
- 4.1%Census SAIPE · 2024
Lemont Twp High School is listed in Lemont Twp HSD 210; a district label does not verify attendance for an address.
About Lemont Twp High School
Lemont Twp High School is a public high school in Lemont, IL, part of Lemont Twp Hsd 210, serving approximately 1,305 students in grades 9th-12th with a 14.8:1 student-teacher ratio. It holds a MySchoolScout rating of 9.0 out of 10 and ranks #149 of 3,813 schools in IL. State assessment records show 61% math proficiency (multi-year average, 2009-2021) and 60% reading/ELA proficiency (multi-year average, 2009-2022).
Frequently asked questions
Common questions about Lemont Twp High School
What grades does Lemont Twp High School serve?
Lemont Twp High School serves students in grades 9th through 12th.
How many students attend Lemont Twp High School?
Lemont Twp High School has an enrollment of approximately 1,305 students.
What is the student-teacher ratio at Lemont Twp High School?
The student-teacher ratio at Lemont Twp High School is 14.8:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Lemont Twp High School rank in IL?
Lemont Twp High School ranks #149 of 3,813 schools in IL.
What is Lemont Twp High School's MySchoolScout rating?
Lemont Twp High School has a current MySchoolScout rating of 9.0 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.
What are the test scores at Lemont Twp High School?
Based on loaded state assessment records, Lemont Twp High School has 61% math proficiency (multi-year average, 2009-2021) and 60% reading/ELA proficiency (multi-year average, 2009-2022).
Is Lemont Twp High School a charter school?
No, Lemont Twp High School is not a charter school. It is a traditional public school operated by the local school district.
Is Lemont Twp High School a Title I school?
No, Lemont Twp High School is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Lemont Twp High School?
17.5% of students at Lemont Twp High School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
School factsNCES Common Core of Data (CCD) (SY 2023–24)
- Grades
- 9th – 12th
- Enrollment
- 1,305
- Student-Teacher Ratio
- 14.8:1
- Teachers (FTE)
- 88
- Type
- regular
- Setting
- Large Suburb
- County
- Cook County
- Chronic Absenteeism (SY 2022-23)
- 23.1%
- Phone
- (630) 257-5838
- Area population (ZIP 60439)
- 24,255
- Area average commute
- 35 min
- Area median age
- 44.8
About this school's data
Every number on this page comes from a published source with a stated period. Where a source is partial, aging, or describes a surrounding area rather than the school, that limitation is named below.
- School directory (enrollment, grades, staff, contact)
- NCES Common Core of Data (CCD) · SY 2023–24 · Medium confidence
- Source period: SY 2023–24. A newer release may be available.
- MySchoolScout rating and rank
- MySchoolScout ranking model · Low confidence
- Vintage not available. Do not use this measure alone.
- Derived as a weighted blend of the component scores shown in Academics from state assessment, EdFacts growth, and NCES resource records.
- Math proficiency
- State department of education · 2021 EdFacts · Low confidence
- Older source: 2021 EdFacts. Use as historical context.
- Available for part of the eligible units; results may not represent the full area.
- Derived from source records rather than read directly from one field.
- Reading/ELA proficiency
- State department of education · 2022 EdFacts · Low confidence
- Older source: 2022 EdFacts. Use as historical context.
- Available for part of the eligible units; results may not represent the full area.
- Derived from source records rather than read directly from one field.
- Student progress (growth)
- NCES EdFacts · Mixed source periods · Low confidence
- Vintage not available. Do not use this measure alone.
- Available for part of the eligible units; results may not represent the full area.
- Derived as the fitted year-over-year slope of proficiency from multi-year assessment records.
- Neighborhood (income, housing, education)
- U.S. Census ACS 5-year estimates · ACS 2019–2023 5-year estimates · Low confidence
- Older source: ACS 2019–2023 5-year estimates. Use as historical context.
- Reported for the ZCTA for ZIP 60439; this does not measure the attendance area.
- Programs (AP/IB, athletics, gifted)
- CRDC via Urban Institute · SY 2021–22 · Medium confidence
- Available for part of the eligible units; results may not represent the full area.
- Source period: SY 2021–22. A newer release may be available.
Evidence periods: Rating mixed/unknown input periods; assessments multi-year average, 2009-2021, multi-year average, 2009-2022; directory SY 2023–24
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