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SCHOOL COMMUNITY·TRINITY AREA SD·NCES 422376006638

Trinity MS

50 Scenic Dr, Washington, PA 15301 · (724) 228-2112 · Washington County
GRADES 06–08MIDDLE21-SUBURBTITLE IREGULAR SCHOOL759 STUDENTS
Enrollment
759
Middle
DISTRICT 471 · STATE 594
Student : Teacher
13.2:1
58 FTE teachers
DISTRICT 12.6:1 · STATE 13.2:1
Free / Reduced Lunch
46%
350 students
DISTRICT 66% · STATE 75%
Community
1
0 members
Enrollment and student:teacher ratio compared against other middle schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Grade 6
275
Grade 7
248
Grade 8
236
Student demographics
White
65787%
DISTRICT 86% · STATE 60%
Hispanic
182%
DISTRICT 3% · STATE 16%
Black
162%
DISTRICT 2% · STATE 14%
Asian
51%
DISTRICT 1% · STATE 5%
Two+
598%
DISTRICT 7% · STATE 5%
Native American
20%
DISTRICT 0% · STATE 0%
Pacific Islander
20%
DISTRICT 0% · STATE 0%
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
40153%
Female
35847%

Discussions

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Test scores

PSSA + Keystone 2024-25 . % Proficient or Advanced
English Language Arts
59.7%
PA avg 51.1% . -8.3pp since 2023
Math
38.9%
PA avg 43.0% . -2.9pp since 2023
Source: PSSA + Keystone. 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
53.9%
composite math + reading, all grades
Predicted
57.8%
based on PA schools with similar FRL share
Beats by
-3.9pp
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
759
+37 (+5%) vs 2017
Student : Teacher
13.2:1
was 12.6:1
% White
87%
was 91%
% Hispanic
2%
was 2%
% Black
2%
was 2%
% Asian
1%
was 1%
Source: NCES Common Core of Data

About Trinity MS

Trinity MS is a medium-sized 6-8 campus in Washington, Pennsylvania, part of Trinity Area SD. The school instructs 759 students in grades 6 through 8. By comparison, Pennsylvania's public schools average about 594 students each, so Trinity MS sits 28% bigger than that benchmark.

Trinity MS is one of 7 schools operated by Trinity Area SD, a district that instructs 3,300 students overall.

On demographics, Trinity MS lists that the student body is overwhelmingly White (87%). Beyond that, the school logs 8% multiracial, 2% Hispanic, 2% Black. Compared to Washington County overall, the school's racial mix sits in roughly the same range.

On the income-and-resources front, Trinity MS logs 58 full-time-equivalent teachers, putting the student-to-teacher ratio at about 13.2:1. That tracks the state average closely. About 46% of enrolled students meet the income threshold for free or reduced-price lunch, a commonly cited indicator of low-income enrollment.

After controlling for student poverty, Trinity MS tracks the demographic baseline. The model predicts 57.8% given the school's FRL share; actual proficiency is 53.9%.

In the area at large, the surrounding county (Washington County) records that median household income runs about $78,958, 33% of adults hold a bachelor's degree or higher, and roughly 6% of residents live below the federal poverty line. In all, Washington County runs 56 public schools (combined enrollment of about 26,079 students), of which Trinity MS is one.

The closest other public school is Trinity Intermediate Sch, roughly 0.0 miles away. Counting just inside five miles, 8 other public schools cluster around Trinity MS. Among the 8 schools in that immediate cluster with test data (this one included), Trinity MS ranks 5th on composite proficiency, higher than the local average of 52.5%.

Trinity MS operates from a residential location.

Over the past 7-year window. Looking back 7 years, enrollment at Trinity MS has ticked up 5%, going from 722 students in 2018 to 759 in 2025. The White share of enrollment decreased from 91% to 87% over that span.

Within the allk12 community for this school, the page collects discussion, questions, and updates around fundraisers, lost-and-found posts, and report-card season. Posting is open to anyone connected to the school.

Washington County at a glance

View full county profile
Population
210,042
Census ACS
Median income
$78,958
Household, ACS
Bachelor's+
33%
Adults 25+
Poverty rate
6%
Below federal line
Schools in county
56
26,079 students

Quick facts

School name
Trinity MS
District
Trinity Area SD
Address
50 Scenic Dr, Washington, PA 15301
Phone
(724) 228-2112
County
Washington County
Level
Middle
Grade range
06–08
Total enrollment
759
Teachers (FTE)
58
Student–teacher ratio
13.2:1
Free/Reduced lunch
350 (46%)
Locale
21-Suburb: Large
NCES ID
422376006638
Charter school
No
Virtual school
No

Related schools

Other schools in Trinity Area SD
Other schools in Washington
Nearby schools

Frequently asked questions

About Trinity MS
How many students attend Trinity MS?
Trinity MS enrolls approximately 759 students in grades 06-08.
What grades does Trinity MS serve?
Trinity MS serves grades 06-08.
What is the student-teacher ratio at Trinity MS?
The student-to-teacher ratio at Trinity MS is approximately 13.2:1 (58 FTE teachers).
How diverse is Trinity MS?
Trinity MS reports a student body of 87% White, 2% Hispanic, 2% Black, 1% Asian, 8% Two or more.
What district is Trinity MS in?
Trinity MS is part of Trinity Area SD.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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