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US School RatingsPublic school data for parents and homebuyers

Public elementary school · Decatur SD 61

Robertson Charter School

Grades PK–08 · Decatur, IL · NCES 171185004424

Charter

School overview

At a glance

Reported students

327

NCES CCD 2024–25, where reported

Teachers (FTE)

11

NCES CCD 2024–25

Student–teacher ratio

29.7:1

Calculated, not a class-size measure

Grades served

PK–08

NCES preliminary directory 2025–26

School benchmarks

Illinois elementary enrollment

42th percentile

Compared with 2,324 same-level schools reporting enrollment.

District median enrollment

442

Robertson Charter School: 327 reported students.

State peer staffing position

99th percentile

29.7:1 reported; state peer median 13.1:1. Ratio is not class size.

Profile interpretation

What the reported data says about Robertson Charter School

Robertson Charter School is a public elementary school serving grades PK–08 in Decatur. It is one of 16 current school records connected to Decatur SD 61. NCES reports 327 students for 2024–25.

Among 2,324 elementary schools in Illinois with comparable records, this school is smaller than the reported median of 364.5 students. Its enrollment is at approximately the 42th percentile for that peer group. Size describes the campus, not instructional quality.

The reported student–teacher ratio is 29.7:1, above the Illinois median of 13.1:1 for the same school level. This ratio uses total enrollment and teacher FTE; it is not an average classroom headcount and can be affected by special programs or part-time staffing.

The two largest reported race and ethnicity groups are Black (89.3%) and multiracial (8%). Students served under IDEA represent 4.6%. These figures help families understand who the school serves; they are not rating inputs.

Turn data into a school visit

Questions worth asking Robertson Charter School

  1. 1How do the reported 29.7:1 student–teacher ratio and 11 teacher FTE translate into actual class sizes by grade?
  2. 2Which advanced, gifted, career, arts, and computer-science courses are available this year, and how do students qualify?
  3. 3How are the school's 1 counselor FTE allocated across grades and student needs?
  4. 4Does community eligibility provide breakfast and lunch to every enrolled student, and are summer meals available?

Student context

Enrollment needs

English learners
Not reported
Students with disabilities
4.6%
Free/reduced-price lunch
63.9%
Lunch program
Yes under Community Eligibility Option (CEO)

People available to students

Support staff

Counselors (FTE)
1
Nurses (FTE)
0.25
Psychologists (FTE)
0
Social workers (FTE)
0.25

Student demographics

Race and ethnicity share of reported enrollment

  • White1.2%
  • Hispanic0.9%
  • Black89.3%
  • Asian0%
  • American Indian / Alaska Native0.6%
  • Native Hawaiian / Pacific Islander0%
  • Multiracial8%

Race/ethnicity: NCES CCD 2024–25 where reported, otherwise CRDC 2021–22. English learner and disability context: CRDC 2021–22. Privacy rules can produce missing values.

Learning opportunities

Programs reported by the school

Advanced Placement

Not reported

Gifted and talented

Not reported as offered

Computer science

Not reported

Program availability is from CRDC 2021–22 and can change. Confirm current courses and eligibility with the school.

Continue exploring

Other schools in Decatur SD 61

Start with campuses at the same school level or with similar reported enrollment.

South Shores Elem School

Elementary · Grades KG–06

335 reported students

Michael E Baum Elem School

Elementary · Grades KG–06

313 reported students

Muffley Elem School

Elementary · Grades KG–06

386 reported students

Ellsworth Dansby Jr. Magnet School

Elementary · Grades KG–08

423 reported students

Franklin Grove Elem School

Elementary · Grades KG–06

461 reported students

Hope Academy

Elementary · Grades KG–08

501 reported students

View all 16 district schools →