The bulletin board for America's public schools. Parents, teachers, students, and staff. One community per school.
SCHOOL COMMUNITY·CHAFFEE R-II·NCES 290846000248

CHAFFEE JR.-SR. HIGH

517 W YOAKUM AVE, CHAFFEE, MO 63740 · (573) 887-3226 · Scott County
GRADES 07–12HIGH42-RURALTITLE IREGULAR SCHOOL269 STUDENTS
Enrollment
269
High
DISTRICT 281 · STATE 501
Student : Teacher
11.2:1
24 FTE teachers
DISTRICT 10.8:1 · STATE 12.2:1
Free / Reduced Lunch
55%
147 students
DISTRICT 59% · STATE 54%
Community
0
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Grade 7
44
Grade 8
46
Grade 9
42
Grade 10
62
Grade 11
34
Grade 12
41
Student demographics
White
96%
DISTRICT 95% · STATE 67%
Hispanic
n/r
Black
1%
DISTRICT 2% · STATE 15%
Two+
2%
DISTRICT 2% · STATE 6%
Native American
n/r
Pacific Islander
n/r
n/r: not reliably reported by NCES for this school. Hispanic, Pacific Islander, and Native American enrollment are systematically under-reported in the source data.
Gender split
Male
52%
Female
48%

Discussions

+ POST
QUIET COMMUNITY
Be the first to start a discussion at CHAFFEE JR.-SR. HIGH.
START A DISCUSSION
Recent discussions in Missouri

Test scores

MO DVT (Growth) 2024-25 . Growth Percentile vs Peers
English Language Arts
19.6%
MO avg 49.5% . -17.0pp since 2023
Source: MO DVT (Growth). 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
42.2%
composite math + reading, all grades
Predicted
50.3%
based on MO schools with similar FRL share
Beats by
-8.0pp
below demographic expectation
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
269
-18 (-6%) vs 2017
Student : Teacher
11.2:1
was 13.4:1
% White
96%
was 95%
% Hispanic
1%
was 1%
% Black
1%
was 3%
Source: NCES Common Core of Data

About CHAFFEE JR.-SR. HIGH

Located at 517 W YOAKUM AVE, in CHAFFEE, Missouri, CHAFFEE JR.-SR. HIGH is a compact four-year high school that works with 269 students (grades 7 through 12), one of the schools within CHAFFEE R-II. That puts it 46% leaner than the typical public school in Missouri, which averages around 501 students.

CHAFFEE R-II runs 2 schools in total, collectively educating 562 students. CHAFFEE JR.-SR. HIGH is one of those campuses.

On demographics, CHAFFEE JR.-SR. HIGH shows that 96% of students identify as White, making the school strongly White-majority. That is meaningfully more White than the county at large, where the share is closer to 82%.

In terms of school funding signals, On paper, CHAFFEE JR.-SR. HIGH has 24 full-time-equivalent teachers, translating to a class-load average of around 11.2:1. That figure is tighter than the state norm's 12.2:1 average. About 55% of enrolled students meet the income threshold for free or reduced-price lunch, a commonly cited indicator of low-income enrollment. By comparison, Scott County runs at roughly 78%, so the school's eligibility rate is meaningfully below the surrounding baseline.

Adjusting for the school's free-and-reduced-lunch share, CHAFFEE JR.-SR. HIGH sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 50.3%; this one delivers 42.2%.

In the area at large, community-level numbers for Scott County indicate the typical household earns roughly $62,782 per year, roughly 22% of adults have completed at least a four-year degree, and roughly 9% of residents live below the federal poverty line. Across Scott County's 22 public schools (combined enrollment of about 5,999 students), CHAFFEE JR.-SR. HIGH is one campus in the mix.

Nearest neighbor: CHAFFEE ELEM., around 0.4 miles off. 3 of the 8 nearest public schools sit inside a five-mile radius. On composite proficiency, CHAFFEE JR.-SR. HIGH comes 7th of 9 in the immediate cluster, beneath the nearby-schools average of 44.1%.

Geographically, the school is in a low-density area.

Five-year trend. Over the past 7-year window, the student count contracted 6%: 287 students in 2018 compared to 269 in 2025. Class-load math has narrowed: from 13.4:1 in 2018 to 11.2:1 in 2025.

On this page, members of the CHAFFEE JR.-SR. HIGH community share and discuss fundraisers, lost-and-found posts, and report-card season. Contributors range from current parents to recent graduates and teachers.

Scott County at a glance

View full county profile
Population
37,933
Census ACS
Median income
$62,782
Household, ACS
Bachelor's+
22%
Adults 25+
Poverty rate
9%
Below federal line
Schools in county
22
5,999 students

Quick facts

School name
CHAFFEE JR.-SR. HIGH
District
CHAFFEE R-II
Address
517 W YOAKUM AVE, CHAFFEE, MO 63740
Phone
(573) 887-3226
County
Scott County
Level
High
Grade range
07–12
Total enrollment
269
Teachers (FTE)
24
Student–teacher ratio
11.2:1
Free/Reduced lunch
147 (55%)
Locale
42-Rural: Distant
NCES ID
290846000248
Charter school
No
Virtual school
No

Related schools

Other schools in CHAFFEE R-II
Other schools in CHAFFEE
Nearby schools

Frequently asked questions

About CHAFFEE JR.-SR. HIGH
How many students attend CHAFFEE JR.-SR. HIGH?
CHAFFEE JR.-SR. HIGH enrolls approximately 269 students in grades 07-12.
What grades does CHAFFEE JR.-SR. HIGH serve?
CHAFFEE JR.-SR. HIGH serves grades 07-12.
What is the student-teacher ratio at CHAFFEE JR.-SR. HIGH?
The student-to-teacher ratio at CHAFFEE JR.-SR. HIGH is approximately 11.2:1 (24 FTE teachers).
What is the racial breakdown of students at CHAFFEE JR.-SR. HIGH?
At CHAFFEE JR.-SR. HIGH, the student body is approximately 96% White, 1% Hispanic, 1% Black, 2% Two or more.
What district is CHAFFEE JR.-SR. HIGH in?
CHAFFEE JR.-SR. HIGH is part of CHAFFEE R-II.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
+ Post