The bulletin board for America's public schools. Parents, teachers, students, and staff. One community per school.
SCHOOL COMMUNITY·FORRESTVILLE VALLEY CUSD 221·NCES 171549001868

Forreston Jr/Sr High School

601 E Main St, Forreston, IL 61030 · (815) 938-2175 · Ogle County
GRADES 06–12HIGH42-RURALTITLE IREGULAR SCHOOL406 STUDENTS
A-
allk12 Grade
Scored higher than 79% of Illinois public high schools
  • A-Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
  • A-Beats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
  • ·Three-year trend Not available for this school, so the grade uses the other parts.

Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded Illinois public high schools

Enrollment
406
High
DISTRICT 238 · STATE 834
Student : Teacher
15.3:1
27 FTE teachers
DISTRICT 13.5:1 · STATE 13.8:1
Free / Reduced Lunch
41%
166 students
DISTRICT 36% · STATE 56%
Community
5
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.

Enrollment by grade, 2024-25

GradeStudentsShare
Grade 65012%
Grade 75113%
Grade 86316%
Grade 96416%
Grade 106115%
Grade 115514%
Grade 126215%
Student demographics
28%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 23% · STATE 69% · US 70%
White
34384%
DISTRICT 87% · STATE 45% · US 43%
Hispanic
318%
DISTRICT 6% · STATE 29% · US 30%
Black
10%
DISTRICT 0% · STATE 16% · US 15%
Asian
41%
DISTRICT 1% · STATE 6% · US 6%
Two+
266%
DISTRICT 5% · STATE 5% · US 5%
Native American
10%
DISTRICT 0% · STATE 0% · US 1%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
21954%
Female
18746%

School pathway

Feeds from
Forreston Grade School01–05
Based on grade levels within Forrestville Valley CUSD 221. Attendance zones can vary; confirm enrollment with the district.

Discussions

+ POST

Test scores

IAR + ISA 2024-25 . % Proficient (Levels 4-5)
English Language Arts
60.7%
IL avg 51.0% . +8.5pp since 2023
Math
44.2%
IL avg 37.9% . +14.2pp since 2023

What this means: On the IAR + ISA, Illinois's statewide test, about 61 of every 100 students at this school read and write at grade level and about 44 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 9 points since 2023, while math scores are up about 14 points.

IAR + ISA results by year

School yearEnglish Language ArtsMath
2024-2560.7%44.2%
2023-2452.2%30.0%
% Proficient (Levels 4-5), all students and all tested grades.
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
47.3%
composite math + reading, all grades
Predicted
47.9%
based on IL schools with similar FRL share
Beats by
-0.7pp
below demographic expectation

What this means: About 47% of students here test proficient in math and reading, compared with the roughly 48% 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 →

Schools most like Forreston Jr/Sr High School

Forreston Jr/Sr High School's state test result (47.3% proficient) is higher than 5 of the 5 schools below with a result.

SchoolStudentsLow-incomeProficient
Forreston Jr/Sr High School this school40640.9%47.3%
United Jr./Sr. High School
Monmouth
44539.1%42.7%
Princeton High School
Princeton
47939.7%39.1%
Prairie Central High School
Fairbury
48740.0%36.3%
Chester High School
Chester
33539.4%24.2%
Reed-Custer High School
Braidwood
39741.8%33.1%
Matched among Illinois high schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.

Where Forreston Jr/Sr High School ranks

Among high schools
MeasureThis schoolIn IllinoisIn Ogle County
State test proficiency
ranked highest first
47.3%#107 of 573N/A
Math proficiency
ranked highest first
44.2%#11 of 75
▲ 8
N/A
Reading proficiency
ranked highest first
60.7%#32 of 75
▼ 7
N/A
Enrollment
ranked largest first
406#372 of 708#5 of 6
Students per teacher
ranked fewest first
15.3:1#347 of 528N/A
Diversity index
ranked most diverse first
27.6%#316 of 537N/A
Free and reduced lunch
ranked highest share first
40.9%#394 of 578N/A
Enrollment change since 2017-18
ranked steepest decline first
-7.7%#207 of 358N/A
Ranked against other public high schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.

4-year change

SY 2020-21 vs SY 2024-25
Enrollment
406
-17 (-4%) vs 2020
+44% since 1990-91, when it was 281
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-2540626.515.3:141% (166)
2023-2440727.714.7:140% (164)
2022-2342728.515.0:135% (151)
2020-21423N/AN/AN/A
2017-1844025.117.5:131% (135)
2015-164392219.9:130% (133)
2010-114703314.2:125% (117)
2000-013282314.3:1N/A
1990-912811716.5:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for Forreston Jr/Sr High School.

Since 2017-18: students down 8% (440 to 406); teachers up 6% (25.1 to 26.5).

About Forreston Jr/Sr High School

Forreston Jr/Sr High School is a public high school run by Forrestville Valley CUSD 221 in Forreston, Illinois. Enrollment stands at 406 students, covering grades 6 through 12. That puts enrollment 51% below the 834-student average for high schools in Illinois.

Forrestville Valley CUSD 221 is the district for Forreston Jr/Sr High School. It has 3 schools and 714 students.

The share of students at Forreston Jr/Sr High School who are White is 84%. The remaining students are 8% Hispanic and 6% multiracial. Ogle County residents are about 86% White, a similar share. Its diversity index, the chance that two randomly chosen students belong to different racial or ethnic groups, is 28%.

A staff of 26.5 full-time-equivalent teachers puts the student-to-teacher ratio at 15.3:1. Across high schools in Illinois, the average ratio is 13.8:1. The share of students eligible for free or reduced-price lunch is 41%. Public schools in Ogle County average a similar 40%.

Forreston Jr/Sr High School holds an A- allk12 Grade, placing it above 79% of Illinois public high schools.

Forreston Jr/Sr High School scores 47.3% on state tests, averaged across results. The predicted figure, based on its student poverty level, is 47.9%.

Census data for Ogle County show the median household earns about $82,132 a year, roughly 24% of adults have a four-year degree or more, and about 6% of residents live below the federal poverty line. Counting Forreston Jr/Sr High School, Ogle County has 26 public schools.

Forreston Grade School is the nearest public school to Forreston Jr/Sr High School, about 0.4 miles away. Counting only straight-line distance, 6 other public schools are within ten miles. Its average proficiency rate of 47.3% is below the 48.9% average for nearby schools.

Its NCES locale code is Rural: Distant: the school is in rural territory some distance from an urban area.

From 423 students in 2020-21, enrollment decreased to 406 by 2024-25.

This community page is for conversations about athletics, class schedules, and weather closures. You can also rate the school on this page.

Ogle County at a glance

View full county profile
Population
51,495
Census ACS
Median income
$82,132
Household, ACS
Bachelor's+
24%
Adults 25+
Poverty rate
6%
Below federal line
Schools in county
26
8,269 students

Quick facts

School name
Forreston Jr/Sr High School
District
Forrestville Valley CUSD 221
Address
601 E Main St, Forreston, IL 61030
Phone
(815) 938-2175
County
Ogle County
Level
High
Grade range
06–12
Total enrollment
406
Teachers (FTE)
27
Student–teacher ratio
15.3:1
Free and reduced lunch
166 (41%)
Locale
42-Rural: Distant
NCES ID
171549001868
Charter school
No
Virtual school
No

Related schools

Other schools in Forrestville Valley CUSD 221
Other schools in Forreston
Nearby schools

Frequently asked questions

About Forreston Jr/Sr High School
How many students attend Forreston Jr/Sr High School?
Forreston Jr/Sr High School enrolls approximately 406 students in grades 06-12.
What age range does Forreston Jr/Sr High School serve?
Forreston Jr/Sr High School serves students from grade 06 through grade 12.
How many students per teacher at Forreston Jr/Sr High School?
Approximately 15.3:1 students per teacher at Forreston Jr/Sr High School.
What is the racial breakdown of students at Forreston Jr/Sr High School?
At Forreston Jr/Sr High School, the student body is approximately 84% White, 8% Hispanic, 0% Black, 1% Asian, 6% Two or more.
What district is Forreston Jr/Sr High School in?
Forreston Jr/Sr High School is part of Forrestville Valley CUSD 221.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
+ Post