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SCHOOL COMMUNITY·MONTMORENCY CCSD 145·NCES 172659002846

Montmorency CCSD #145

9415 Hoover Rd, Rock Falls, IL 61071 · (815) 625-6616 · Whiteside County
GRADES KG–08ELEMENTARY41-RURALREGULAR SCHOOL209 STUDENTS
Enrollment
209
Elementary
STATE 381
Student : Teacher
9.9:1
21 FTE teachers
STATE 13.9:1
Free / Reduced Lunch
38%
79 students
STATE 56%
Community
0
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Pre-K
2
Kindergarten
28
Grade 1
27
Grade 2
18
Grade 3
29
Grade 4
20
Grade 5
29
Grade 6
21
Grade 7
13
Grade 8
22
Student demographics
White
16679%
STATE 45%
Hispanic
3416%
STATE 29%
Black
10%
STATE 16%
Two+
84%
STATE 5%
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
10349%
Female
10651%

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Test scores

IAR + ISA 2024-25 . % Proficient (Levels 4-5)
English Language Arts
49.2%
IL avg 51.0% . +3.5pp since 2023
Math
46.6%
IL avg 37.9% . +8.6pp since 2023

What this means: On the IAR + ISA, Illinois's statewide test, about 49 of every 100 students at this school read and write at grade level and about 47 of 100 do math at grade level. Across all Illinois schools, those numbers are about 51 and 38. Reading and writing scores are up about 4 points since 2023, while math scores are up about 9 points.

Source: IAR + ISA. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
44.1%
composite math + reading, all grades
Predicted
49.7%
based on IL schools with similar FRL share
Beats by
-5.5pp
below demographic expectation

What this means: About 44% of students here test proficient in math and reading, compared with the roughly 50% typical for Illinois schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Illinois's top nor bottom 10%.

BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
209
-56 (-21%) vs 2017
Student : Teacher
9.9:1
was 11.3:1
% White
79%
was 80%
% Hispanic
16%
was 17%
% Black
0%
was 2%
Source: NCES Common Core of Data

About Montmorency CCSD #145

As an intimate elementary-level community in Rock Falls, Illinois, Montmorency CCSD #145 serves 209 students from grades K through 8, one of the schools within Montmorency CCSD 145. Compared to the state average of about 381 students per school, that is 45% leaner than typical.

Montmorency CCSD #145 sits inside Montmorency CCSD 145, the local public-school operator responsible for the campus.

On the student-mix side, Montmorency CCSD #145 shows that White students make up the majority at 79%. Other groups include 16% Hispanic, 4% multiracial.

On the resource side, The school lists 21 full-time-equivalent teachers, for a student-teacher ratio near 9.9:1. Statewide, the average ratio sits near 13.9:1, putting Montmorency CCSD #145 tighter than the state norm the norm. An estimated 38% of students are eligible for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal. By comparison, Whiteside County runs at roughly 55%, so the school's eligibility rate is meaningfully below the surrounding baseline.

On a residual basis (actual vs predicted given the student mix), Montmorency CCSD #145 performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 49.7%, the actual is 44.1%, a residual of -5.5 points.

Across the wider county, census data for Whiteside County shows median household income runs about $67,500, 21% of adults hold a bachelor's degree or higher, and the poverty rate sits near 8%. Across Whiteside County's 50 public schools (combined enrollment of about 8,445 students), Montmorency CCSD #145 is one campus in the mix.

Dillon Elementary School is the nearest neighboring public school, about 3.0 miles from this campus. 6 of the 8 nearest public schools sit inside a five-mile radius. On composite proficiency, Montmorency CCSD #145 comes 3rd of 7 in the immediate cluster, higher than the nearby-schools average of 41.2%.

The school occupies a low-density site.

Looking at the recent track record. Montmorency CCSD #145's enrollment has decreased 21% since 2018, when it stood at 265 (now 209). Class-load math has tightened: from 11.3:1 in 2018 to 9.9:1 in 2025.

Inside the community feed, the feed for Montmorency CCSD #145 typically covers school events, parent volunteer needs, and clubs. The community welcomes input from current and former families.

Whiteside County at a glance

View full county profile
Population
54,947
Census ACS
Median income
$67,500
Household, ACS
Bachelor's+
21%
Adults 25+
Poverty rate
8%
Below federal line
Schools in county
50
8,445 students

Quick facts

School name
Montmorency CCSD #145
District
Montmorency CCSD 145
Address
9415 Hoover Rd, Rock Falls, IL 61071
Phone
(815) 625-6616
County
Whiteside County
Level
Elementary
Grade range
KG–08
Total enrollment
209
Teachers (FTE)
21
Student–teacher ratio
9.9:1
Free/Reduced lunch
79 (38%)
Locale
41-Rural: Fringe
NCES ID
172659002846
Charter school
No
Virtual school
No

Related schools

Other schools in Rock Falls
Nearby schools

Frequently asked questions

About Montmorency CCSD #145
How many students attend Montmorency CCSD #145?
Montmorency CCSD #145 enrolls approximately 209 students in grades KG-08.
What grades does Montmorency CCSD #145 serve?
Montmorency CCSD #145 serves grades KG-08.
How many teachers does Montmorency CCSD #145 have?
Montmorency CCSD #145 employs 21 FTE teachers, for a student-to-teacher ratio of 9.9:1.
What is the student diversity at Montmorency CCSD #145?
Student demographics at Montmorency CCSD #145 are roughly 79% White, 16% Hispanic, 0% Black, 4% Two or more.
What district is Montmorency CCSD #145 in?
Montmorency CCSD #145 is part of Montmorency CCSD 145.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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