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Elementary · Regular · Grades PK to 8

Robertson Charter School, Decatur, IL

Charter schoolCEP schoolRobertson Charter School is a public elementary school in Decatur, part of Decatur SD 61. It enrolled 327 students in 2024-25, with 29.7 students per full-time teacher.

Enrollment and teachers

Students
327
Teachers (FTE)
11.0
Students per teacher
29.7
Grades
PK to 8

This school's ratio is 12.5 higher than the district figure of 17.2. The Illinois average across schools is 13.7. Ratios count all teachers, including specialists, so they are lower than typical class sizes.

This school29.7
District17.2
Illinois13.7
United States15.3

School details

Address
2240 E Geddes Ave, Decatur, IL 62526
Phone
(217)428-7072
District
Decatur SD 61
County
Macon County
Level
Elementary
Type
Regular
Status
Open
Charter
Yes
Virtual
No
Locale
City: Small
NCES school ID
171185004424
Location from NCES coordinates. Map data OpenStreetMap contributors. Open larger map

School meals

Counts of students eligible for free or reduced-price lunch, as reported to NCES.
Free or reduced-price lunch
20963.9% of enrollment.
Community Eligibility Provision
Yes (CEP school)

Schools in the Community Eligibility Provision (CEP) serve free meals to all students, so their free lunch counts often reflect direct certification or total enrollment. Free and reduced lunch shares are not comparable between CEP and non-CEP schools.

Related schools

Other elementary schools in Decatur SD 61

We publish official enrollment and staffing data, not ratings or test scores.

Source: NCES Common Core of Data 2024-25 and F-33 finance 2020, via the Urban Institute Education Data Portal. Last reviewed October 2026. Blank values are not available, not applicable or suppressed in the source. See the methodology.