Dennis Lab School
🇺🇸 Official data · 2025Decatur, Illinois 62521 · Decatur SD 61
#2134 of 2,303 elementary schools in Illinois
#47995 of 50,301 nationally
About Dennis Lab School
Dennis Lab School is a public elementary located in Decatur, in the Decatur SD 61 school district of Illinois, United States. It caters for Grades K–8. In 2025 it enrolled 579 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 14.2 out of 100, placing it in the lower 50% of elementary schools in United States and 2134th of 2,303 ranked elementary schools in Illinois. Its strongest component is students per teacher (32th percentile), and its weakest is math proficiency (2th percentile).
Other published figures: enrollment 579.
There are 15 schools in Decatur; Dennis Lab School ranks 3rd of 14 scored schools there.
Success Index (US) breakdown
Each component is a percentile against elementary schools across United States.
- Math proficiency (30%)10%
- Reading proficiency (30%)24%
- Community advantage (fewer free/reduced-price lunch) (25%)84.6%
- Students per teacher (15%)16.5
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for Dennis Lab School by the official sources.
- Enrollment
- 579
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 84.6%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 16.5
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 24%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 10%
- Share of tested students proficient or above (all students, all grades).
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Schools near Dennis Lab School
Closest schools by straight-line distance, with their Success Index (US).
South Shores Elem School
Decatur · Public elementary · Grades K–6
335 students · 810 m away
American Dreamer STEM Academy
Decatur · Public elementary · Grades K–8
423 students · 2.1 km away
Eisenhower High School
Decatur · Public high · Grades 9–12
909 students · 2.5 km away
Johns Hill Magnet School
Decatur · Public elementary · Grades K–8
627 students · 2.7 km away
Muffley Elem School
Decatur · Public elementary · Grades K–6
386 students · 4.1 km away
Hope Academy
Decatur · Public elementary · Grades K–8
501 students · 4.1 km away
MacArthur High School
Decatur · Public high · Grades 9–12
1,059 students · 4.5 km away
Robertson Charter School
Decatur · Charter elementary · Grades PK–8
327 students · 5.5 km away
Michael E Baum Elem School
Decatur · Public elementary · Grades K–6
313 students · 5.8 km away
Franklin Grove Elem School
Decatur · Public elementary · Grades K–6
461 students · 6.3 km away
Similar schools
Public elementary schools in Illinois with a comparable Enrollment.
Clay Elem School
Chicago · Public elementary · Grades PK–8
578 students
Abraham Lincoln Elem School
Oak Park · Public elementary · Grades K–5
580 students
Cotton Creek School
Island Lake · Public elementary · Grades PK–5
580 students
Lee Elem School
Chicago · Public elementary · Grades K–8
581 students
Huff Elem School
Elgin · Public elementary · Grades PK–6
577 students
Fox Meadow Elementary School
South Elgin · Public elementary · Grades PK–6
577 students
Frequently asked questions
Is Dennis Lab School a good school?
Dennis Lab School has a Success Index (US) of 14.2 out of 100 (Lower 50% of elementary schools in United States) and ranks #2134 of 2,303 in Illinois. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does Dennis Lab School rank in Illinois?
Dennis Lab School ranks #2134 of 2,303 elementary schools in Illinois and #47995 of 50,301 nationally on the Success Index (US) (2025 data).
How many students attend Dennis Lab School?
Dennis Lab School had 579 students in 2025.
Is Dennis Lab School a elementary school or a high school?
Dennis Lab School is classified as a elementary covering Grades K–8. It is a public school.
What other schools are near Dennis Lab School?
There are 10 schools within 15 km of Dennis Lab School; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.