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SCHOOL COMMUNITY·KILLEEN ISD·NCES 482566007785

TRIMMIER EL

4400 SUCCESS DR, KILLEEN, TX 76542 · (254) 336-2270 · Bell County
GRADES PK–05ELEMENTARY12-CITYTITLE IREGULAR SCHOOL672 STUDENTS
Enrollment
672
Elementary
DISTRICT 694 · STATE 519
Student : Teacher
13.2:1
51 FTE teachers
DISTRICT 14.6:1 · STATE 15.1:1
Free / Reduced Lunch
73%
490 students
DISTRICT 64% · STATE 65%
Community
1
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
76
Kindergarten
89
Grade 1
91
Grade 2
105
Grade 3
111
Grade 4
101
Grade 5
99
Student demographics
White
436%
DISTRICT 17% · STATE 24%
Hispanic
46269%
DISTRICT 35% · STATE 54%
Black
11717%
DISTRICT 34% · STATE 13%
Asian
81%
DISTRICT 2% · STATE 6%
Two+
365%
DISTRICT 10% · STATE 3%
Native American
10%
DISTRICT 0% · STATE 0%
Pacific Islander
51%
DISTRICT 2% · 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
33149%
Female
34151%

Discussions

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Test scores

STAAR 2023-24 . % Meets Grade Level or Above
Reading
43.0%
TX avg 51.8% . +20.0pp since 2020
Mathematics
42.0%
TX avg 42.0% . +21.0pp since 2020
Source: STAAR. 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
36.5%
composite math + reading, all grades
Predicted
42.0%
based on TX schools with similar FRL share
Beats by
-5.5pp
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
672
-147 (-18%) vs 2017
Student : Teacher
13.2:1
was 15.7:1
% White
6%
was 10%
% Hispanic
69%
was 60%
% Black
17%
was 24%
% Asian
1%
was 2%
Source: NCES Common Core of Data

About TRIMMIER EL

TRIMMIER EL operates as an average-sized elementary-level community in KILLEEN, Texas, run under KILLEEN ISD. Current enrollment sits at 672 students spanning grades pre-K through 5. By comparison, Texas's public schools average about 519 students each, so TRIMMIER EL sits 29% above that benchmark.

Within KILLEEN ISD, which oversees 55 schools and 42,883 students, TRIMMIER EL is one campus in the system.

For racial and ethnic makeup, TRIMMIER EL logs that the largest single group is Hispanic, at 69% of enrollment; the rest reads as 17% Black, 6% White, 5% multiracial. The wider county runs roughly 26% Hispanic, putting the school's mix meaningfully more Hispanic than the area baseline.

In terms of school funding signals, The school currently runs with 51 full-time-equivalent teachers, for a student-teacher ratio near 13.2:1. Statewide, the average ratio sits near 15.1:1, putting TRIMMIER EL tighter than the state norm the norm. Roughly 73% of students at TRIMMIER EL qualify for free or reduced-price lunch, a commonly cited indicator of low-income enrollment. Set against Bell County (around 57%), the school's rate is noticeably above typical.

After controlling for student poverty, TRIMMIER EL sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 42.0%; this one delivers 36.5%.

In the area at large, community-level numbers for Bell County indicate median household earnings sit near $68,865, 27% of adults hold a bachelor's degree or higher, and census figures put the poverty rate at about 11%. In all, Bell County runs 130 public schools (combined enrollment of about 71,041 students), of which TRIMMIER EL is one.

Nearest neighbor: C E ELLISON H S, around 0.8 miles off. Within five miles, there are 8 other public schools. Ranking that nearby cluster on reported proficiency puts TRIMMIER EL at 5th of 8; the average score across the group is 39.0%.

The school occupies a city-core site.

Five-year trend. Looking back 7 years, enrollment at TRIMMIER EL has ticked down 18%, going from 819 students in 2018 to 672 in 2025. The Hispanic share of enrollment edged up from 60% to 69% over that span. The student-to-teacher ratio narrowed from 15.7:1 in 2018 to 13.2:1 today.

In the discussion threads here, the page collects discussion, questions, and updates around classroom updates, athletics, and weather closures. The community welcomes input from current and former families.

Bell County at a glance

View full county profile
Population
386,897
Census ACS
Median income
$68,865
Household, ACS
Bachelor's+
27%
Adults 25+
Poverty rate
11%
Below federal line
Schools in county
130
71,041 students

Quick facts

School name
TRIMMIER EL
District
KILLEEN ISD
Address
4400 SUCCESS DR, KILLEEN, TX 76542
Phone
(254) 336-2270
County
Bell County
Level
Elementary
Grade range
PK–05
Total enrollment
672
Teachers (FTE)
51
Student–teacher ratio
13.2:1
Free/Reduced lunch
490 (73%)
Locale
12-City: Mid-size
NCES ID
482566007785
Charter school
No
Virtual school
No

Related schools

Other schools in KILLEEN ISD
Other schools in KILLEEN
Nearby schools

Frequently asked questions

About TRIMMIER EL
How many students attend TRIMMIER EL?
TRIMMIER EL enrolls approximately 672 students in grades PK-05.
Is TRIMMIER EL an elementary, middle, or high school?
TRIMMIER EL is an elementary school covering grades PK-05.
How many teachers does TRIMMIER EL have?
TRIMMIER EL employs 51 FTE teachers, for a student-to-teacher ratio of 13.2:1.
How diverse is TRIMMIER EL?
TRIMMIER EL reports a student body of 6% White, 69% Hispanic, 17% Black, 1% Asian, 5% Two or more.
Is TRIMMIER EL public or private?
TRIMMIER EL is a public K-12 school, overseen by KILLEEN ISD.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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