Enrollment
461
Illinois · 2024-25 NCES data
Elementary school (grades K-5) · Decatur, IL
Federal NCES profile for Franklin Grove Elem School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 10/100.
The verdict
Franklin Grove Elem School earns 10/100 on the Resource Investment Index, with class sizes larger than 99% of Illinois schools. It is also more racially and ethnically mixed than most Illinois schools.
Franklin Grove Elem School has class sizes larger than 99% of Illinois schools. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Franklin Grove Elem School ranks #8 of 8 elementary schools in Decatur, IL.
NCES ID 171185001404 Verify on NCES CCD record →
Enrollment
461
Illinois · 2024-25 NCES data
Teachers (FTE)
18.0
Federal CCD staff survey
Students per teacher
25.4:1
vs 14:1 Illinois avg
+81% vs state
How Franklin Grove Elem School compares with Illinois and U.S. medians
Larger classes than state median
25.4:1 - 11.4 above the Illinois state median of 14:1, indicating larger average class loads than typical schools in the state.
Franklin Grove Elem School is a mid-sized elementary school in Decatur, Illinois, enrolling 461 students.
Class loads run heavy: 25.4:1 is larger than about 99% of Illinois schools and 81% above the 14:1 state mean, so each teacher carries more students than is typical.
With 461 students, its enrollment sits close to the Illinois median campus size.
Its Resource Investment Index trails 100% of the 3,845 Illinois schools with a score on record, one of the lower results on this measure.
Its student body is led by African American (53%) and White (23%), more mixed than most schools in the state (diversity index 62/100).
Chronic absenteeism is elevated: 63.3% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
Its district draws 21.4% of revenue from federal sources, an above-typical federal share that tends to track a higher-need student population.
Among Decatur's elementary schools, it stands alongside Johns Hill Magnet School (627 students): Franklin Grove Elem School is smaller than that campus by headcount and runs heavier classes (25.4:1 vs 16.9:1).
Decatur Sd 61 also operates Macarthur High School (1,059 students) and Eisenhower High School (909 students) alongside Franklin Grove Elem School.
Sourced from NCES CCD, CRDC, and F-33 (federal records, not a quality verdict). How we source and compute this.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
Franklin Grove Elem School on the metrics families compare, against Illinois and U.S. means.
| Metric | This school | vs Illinois | Illinois avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 25.4:1 | ▲ 81% | 14:1 | 15.7:1 |
| Enrollment | 461 | top 36% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
Largest group: African American at 52.7% of enrollment.
Simpson diversity index - at 62.4, Franklin Grove Elem School is more mixed than the Illinois school average of 38.9.
District-wide per-pupil expenditure for Decatur Sd 61, which includes Franklin Grove Elem School.
Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Macarthur High School | Larger | No free-lunch data | Lower S:T ratio |
| Eisenhower High School | Larger | No free-lunch data | Lower S:T ratio |
| Johns Hill Magnet School | Larger | No free-lunch data | Lower S:T ratio |
| Montessori Academy for Peace | Larger | No free-lunch data | Lower S:T ratio |
| Dennis Lab School | Larger | No free-lunch data | Lower S:T ratio |
Comparisons are relative to Franklin Grove Elem School's own figures; each column derives from NCES Common Core of Data.
6 comparable elementary schools (grades K-5) serving the same city.
Next steps
Verify locally before acting on Franklin Grove Elem School's federal record.
Federal record (CCD 2024-25, CRDC 2021-22) - PlainSchools assigns no subjective rating; the composite quality score is a transparent, reproducible index computed from this cited federal data.
Franklin Grove Elem School has 461 students enrolled. It is an elementary school in Decatur, IL.
The student-teacher ratio at Franklin Grove Elem School is 25.4:1, which is 81% higher than the Illinois average of 14:1 and 62% higher than the national average of 15.7:1.
The largest demographic group at Franklin Grove Elem School is African American at 52.7% of enrollment, in Decatur, IL. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 62.4/100.
Franklin Grove Elem School has a Resource Investment Index of 10/100 (lower reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
By Resource Investment Index, Franklin Grove Elem School ranks #8 of 8 elementary schools in Decatur, IL. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in Decatur on the city page.
Franklin Grove Elem School earns 10/100 on the Resource Investment Index, with class sizes larger than 99% of Illinois schools. It is also more racially and ethnically mixed than most Illinois schools. This is a resource snapshot, not an academic rating; see the Resource Investment Index question above for what the number does and doesn't measure.
Besides Franklin Grove Elem School, Decatur Sd 61 also operates Macarthur High School (1,059 students), Eisenhower High School (909 students), and Johns Hill Magnet School (627 students). See the Decatur Sd 61 district page for the complete list.