Elementary school (grades K-5) · Rock Falls, IL
Montmorency Ccsd #145
Federal NCES profile for Montmorency Ccsd #145, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 39/100.
The verdict
Montmorency Ccsd #145 earns 39/100 on the Resource Investment Index, with class sizes smaller than 87% of Illinois schools.
- #2 of 3
- elementary schools in Rock Falls · Resource Index
- 39
- Resource Index · Typical
- 10.4:1
- small classes for Illinois
- 209
- students enrolled
Montmorency Ccsd #145 has class sizes smaller than 87% of Illinois schools. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Montmorency Ccsd #145 ranks #2 of 3 elementary schools in Rock Falls, IL.
School address
NCES ID 172659002846 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+3 students YoY
Montmorency Ccsd #145 held near 213 students from 2022-23 to 2023-24 (+3 headcount).
Teacher FTE added 20.6 → 21.1 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
+3 students YoY 172659002846 · Rock Falls, IL Elementary · SMALL · TRAD
209 enr · 10.4:1 · RII 39
Nearest enrollment peer: Plymouth Elementary (209 students)
Montmorency Ccsd #145 held near 213 students from 2022-23 to 2023-24 (+3 headcount). Teacher FTE added 20.6 → 21.1 across the same CCD years. Read with this school → · District book → · Illinois schools → · Find another →
How Montmorency Ccsd #145 compares
Montmorency Ccsd #145 held steady on CCD headcount: ratios and free-lunch share vs Illinois and U.S. means.
| Metric | This school | vs Illinois | Illinois avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 10.4:1 | ▼ 26% | 14:1 | 15.7:1 |
| Enrollment | 209 | top 81% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
Equity indicators methodology
Student demographics
Largest group: White at 79.4% of enrollment.
Simpson diversity index - at 34.2, Montmorency Ccsd #145 is less mixed than the Illinois school average of 38.9.
Programs
District finance for Montmorency Ccsd 145 reports $18,676 per pupil (NCES F-33) - open the district page for the full revenue mix.
Similar elementary schools in Rock Falls
2 comparable elementary schools (grades K-5) serving the same city.
Nationwide elementary schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~209 students)
Similar student-teacher ratio (~10.4:1)
Frequently asked questions about Montmorency Ccsd #145
How many students attend Montmorency Ccsd #145?
Montmorency Ccsd #145 has 209 students enrolled. It is an elementary school in Rock Falls, IL. CCD year-over-year: 210 (2022-23) → 213 (2023-24), nearly flat (+3).
What is the student-teacher ratio at Montmorency Ccsd #145?
The student-teacher ratio at Montmorency Ccsd #145 is 10.4:1, which is 26% lower than the Illinois average of 14:1 and 34% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What is the racial and ethnic makeup of Montmorency Ccsd #145?
The largest demographic group at Montmorency Ccsd #145 is White at 79.4% of enrollment, in Rock Falls, IL.
What is the Resource Investment Index for Montmorency Ccsd #145?
Montmorency Ccsd #145 has a Resource Investment Index of 39/100 (typical reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Montmorency Ccsd #145 rank among elementary schools in Rock Falls?
By Resource Investment Index, Montmorency Ccsd #145 ranks #2 of 3 elementary schools in Rock Falls, 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 Rock Falls on the city page.
What other schools are in Montmorency Ccsd 145?
None reported; Montmorency Ccsd 145 operates only Montmorency Ccsd #145 as a public school district in NCES's records.