Enrollment
247
High
DISTRICT 217 · STATE 501
SCHOOL COMMUNITY·SILEX R-I·NCES 292829001748
SILEX HIGH
64 HWY UU, SILEX, MO 63377 · (573) 384-5227 · Lincoln County
GRADES 06–12HIGH42-RURALREGULAR SCHOOL247 STUDENTS
Student : Teacher
13.3:1
19 FTE teachers
DISTRICT 12.0:1 · STATE 12.2:1
Free / Reduced Lunch
33%
82 students
DISTRICT 35% · 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
Student demographics
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
School pathway
Feeds from
Based on grade levels within SILEX R-I. Attendance zones can vary; confirm enrollment with the district.
Test scores
MO DVT (Growth) 2024-25 . Growth Percentile vs PeersEnglish Language Arts
64.8%
MO avg 49.5% . +35.5pp since 2023
Math
3.0%
MO avg 48.7% . -14.0pp since 2023
What this means: On the MO DVT (Growth), Missouri's statewide test, about 65 of every 100 students at this school read and write at grade level and about 3 of 100 do math at grade level. Across all Missouri schools, those numbers are about 50 and 49. Reading and writing scores are up about 36 points since 2023, while math scores are down about 14 points.
Source: MO DVT (Growth). All students, all grades. See all years and grades →
BeatsExpectations
Demographically-adjusted score · methodologyTier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
50.4%
composite math + reading, all grades
Predicted
50.6%
based on MO schools with similar FRL share
Beats by
-0.2pp
below demographic expectation
What this means: About 50% of students here test proficient in math and reading, compared with the roughly 51% typical for Missouri 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 Missouri'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 2024-25Enrollment
247
+33 (+15%) vs 2017
Student : Teacher
13.3:1
was 14.2:1
% White
98%
was 96%
% Hispanic
0%
was 2%
% Black
1%
was 1%
Source: NCES Common Core of Data
About SILEX HIGH
SILEX HIGH, a compact 9-12 campus in SILEX, Missouri, operated by SILEX R-I, hosts 247 students, covering grades 6 through 12. Compared to the state average of about 501 students per school, that is 51% leaner than typical.
SILEX HIGH is one of 2 schools operated by SILEX R-I, a district that hosts 433 students overall.
Demographically, SILEX HIGH reports that 98% of students identify as White, making the school strongly White-majority.
Looking at school resources, SILEX HIGH records 19 full-time-equivalent teachers, putting the student-to-teacher ratio at about 13.3:1. That figure is higher than the state norm's 12.2:1 average. About 33% of enrolled students meet the income threshold for free or reduced-price lunch, often used as a Title I proxy.
After controlling for student poverty, SILEX HIGH performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 50.6%, the actual is 50.4%, a residual of -0.2 points.
In the surrounding community, the surrounding county (Lincoln County) records that the typical household earns roughly $89,278 per year, roughly 18% of adults have completed at least a four-year degree, and the poverty rate sits near 6%. In all, Lincoln County runs 22 public schools (combined enrollment of about 9,367 students), of which SILEX HIGH is one.
The closest other public school is SILEX ELEM., roughly 0.0 miles away. Ranking that nearby cluster on reported proficiency puts SILEX HIGH at 5th of 8; the average score across the group is 53.9%.
The school occupies a rural site.
Looking at the recent track record. Over the past 7-year window, the student count increased 15%: 214 students in 2018 compared to 247 in 2025.
On allk12, members of the SILEX HIGH community share and discuss science fair prep, picture-day reminders, and bus-route questions. Anyone with firsthand experience at this school can post or comment.
Lincoln County at a glance
View full county profilePopulation
63,057
Census ACS
Median income
$89,278
Household, ACS
Bachelor's+
18%
Adults 25+
Poverty rate
6%
Below federal line
Schools in county
22
9,367 students
Quick facts
Related schools
Nearby schools
- SILEX ELEM.0.0 mi · 186
- MAIN STREET ELEM.10.7 mi · 423
- CAMP AVERY PARK CAMP10.8 mi · 18
- CLAUDE BROWN ELEMENTARY10.9 mi · 308
- TROY MIDDLE10.9 mi · 732
- BOONE ELEM.10.9 mi · 394
Frequently asked questions
About SILEX HIGHWhat is the total enrollment at SILEX HIGH?
SILEX HIGH enrolls approximately 247 students in grades 06-12.
What age range does SILEX HIGH serve?
SILEX HIGH serves students from grade 06 through grade 12.
How many students per teacher at SILEX HIGH?
Approximately 13.3:1 students per teacher at SILEX HIGH.
What is the student diversity at SILEX HIGH?
Student demographics at SILEX HIGH are roughly 98% White, 0% Hispanic, 1% Black, 1% Two or more.
What district is SILEX HIGH in?
SILEX HIGH is part of SILEX R-I.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.