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SCHOOL COMMUNITY·FORT BEND ISD·NCES 481965010674

Dr Lynn Armstrong Elementary School

3440 INDEPENDENCE BLVD, MISSOURI CITY, TX 77459 · (281) 634-9410 · Fort Bend County
GRADES PK–05ELEMENTARY21-SUBURBTITLE IREGULAR SCHOOL517 STUDENTS
C
allk12 Grade
Scored higher than 27% of Texas public elementary schools
  • C-Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
  • CBeats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
  • B+Three-year trend Change in reading and math proficiency over the last three test years.

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

Enrollment
517
Elementary
DISTRICT 638 · STATE 519
Student : Teacher
13.0:1
40 FTE teachers
DISTRICT 14.4:1 · STATE 15.1:1
Free / Reduced Lunch
84%
432 students
DISTRICT 53% · 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, 2024-25

GradeStudentsShare
Pre-K418%
Kindergarten7615%
Grade 17715%
Grade 26412%
Grade 39819%
Grade 48116%
Grade 58015%

This year's kindergarten class (76) is 5% smaller than its 5th grade class (80).

Student demographics
44%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 76% · STATE 63% · US 70%
White
122%
DISTRICT 13% · STATE 24% · US 43%
Hispanic
36671%
DISTRICT 27% · STATE 54% · US 30%
Black
12023%
DISTRICT 28% · STATE 13% · US 15%
Asian
92%
DISTRICT 28% · STATE 6% · US 6%
Two+
71%
DISTRICT 4% · STATE 3% · US 5%
Native American
31%
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
25650%
Female
26150%

School pathway

Students here typically continue to
Dr Lynn Armstrong Elementary School→Missouri City Middle School→Thurgood Marshall High School
Based on published attendance-zone data from FORT BEND ISD. Zones change; confirm enrollment with the district.

Discussions

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Test scores

STAAR 2025-26 . % Meets Grade Level or Above
Reading
51.0%
TX avg 54.5% . +36.0pp since 2020
Mathematics
26.0%
TX avg 45.3% . +3.0pp since 2020

What this means: On the STAAR, Texas's statewide test, about 51 of every 100 students at this school read at grade level and about 26 of 100 do math at grade level. Across all Texas schools, those numbers are about 55 and 45. Reading scores are up about 36 points since 2020, while math scores are up about 3 points.

Performance levels, 2025-26

SubjectMasters Grade LevelMeets Grade LevelApproaches Grade LevelDid Not Meet Grade Level
Reading20.0%31.0%16.0%33.0%
Mathematics9.0%17.0%24.0%50.0%
Share of tested students at each STAAR level. Each student counts in one level, so a row adds to about 100%.

STAAR results by year

School yearReadingMathematics
2025-2651.0%26.0%
2024-2545.0%38.0%
2023-2433.0%31.0%
2022-2324.0%31.0%
2021-2218.0%19.0%
2020-2115.0%23.0%
% Meets Grade Level or Above, all students and all tested grades.
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
32.6%
composite math + reading, all grades
Predicted
38.0%
based on TX schools with similar FRL share
Beats by
-5.4pp
below demographic expectation

What this means: About 33% of students here test proficient in math and reading, compared with the roughly 38% typical for Texas 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 Texas'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 Dr Lynn Armstrong Elementary School

Dr Lynn Armstrong Elementary School's state test result (32.6% proficient) is higher than 3 of the 4 schools below with a result.

SchoolStudentsLow-incomeProficient
Dr Lynn Armstrong Elementary School this school51783.6%32.6%
Foster Elementary School
ARLINGTON
52484.7%33.5%
Kujawa Elementary School
HOUSTON
56285.2%28.9%
Joan Link Elementary School
HOUSTON
55686.3%24.7%
Sheldon Early Childhood Academy
HOUSTON
56283.1%N/A
Lewisville Elementary School
LEWISVILLE
50980.6%23.3%
Matched among Texas elementary 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 Dr Lynn Armstrong Elementary School ranks

Among elementary schools
MeasureThis schoolIn TexasIn Fort Bend County
State test proficiency
ranked highest first
32.6%#3,412 of 4,401#102 of 113
Math proficiency
ranked highest first
26.0%#4,158 of 4,466
▼ 1,210
#112 of 113
▼ 12
Reading proficiency
ranked highest first
51.0%#2,381 of 4,466
▲ 630
#92 of 113
▲ 7
3-year test score change
ranked biggest gain first
+11.0pp#1,312 of 3,998#20 of 104
Enrollment
ranked largest first
517#2,355 of 4,938#89 of 119
Students per teacher
ranked fewest first
13.0:1#846 of 4,622#24 of 116
Diversity index
ranked most diverse first
44.4%#2,826 of 4,628#105 of 116
Free and reduced lunch
ranked highest share first
83.6%#1,680 of 4,789#10 of 117
Enrollment change since 2017-18
ranked steepest decline first
-11.9%#1,872 of 2,838#43 of 61
Ranked against other public elementary 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
517
+60 (+13%) vs 2020
-36% since 2010-11, when it was 809
Student : Teacher
13.0:1
was 11.2:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-2551739.713.0:184% (432)
2023-2451539.513.0:189% (460)
2022-2343840.310.9:195% (416)
2020-214574111.2:187% (398)
2017-1858742.513.8:186% (505)
2015-166664514.8:179% (527)
2010-118094916.5:179% (642)
Source: NCES Common Core of Data. Rows are the federal collections on file for Dr Lynn Armstrong Elementary School.

Since 2017-18: students down 12% (587 to 517); teachers down 7% (42.5 to 39.7).

About Dr Lynn Armstrong Elementary School

Dr Lynn Armstrong Elementary School is an elementary school in MISSOURI CITY, Texas, and it is part of FORT BEND ISD. The school serves 517 students in pre-K through 5 in 2024-25.

Dr Lynn Armstrong Elementary School sits within FORT BEND ISD, which has 83 schools and 79,663 students.

Dr Lynn Armstrong Elementary School is 71% Hispanic by enrollment. Smaller groups are 23% Black and 2% White. County-wide, 25% of Fort Bend County residents are Hispanic. The school's diversity index is 44%, meaning two students picked at random have a 44% chance of belonging to different racial or ethnic groups.

The school reports 39.7 full-time-equivalent teachers, which works out to about 13.0 students per teacher. That is 2.1 students per teacher below the 15.1:1 average for elementary schools in Texas. Free or reduced-price lunch eligibility covers 84% of students. The gap from the 42% average for public schools in Fort Bend County is 42 points.

allk12 grades Dr Lynn Armstrong Elementary School a C. The grade compares the school only with Texas public elementary schools, because each state gives its own test.

Based on its free or reduced-price lunch share, the BeatsExpectations model predicts an average proficiency rate on state tests of 38.0% for Dr Lynn Armstrong Elementary School. The school posts 32.6%, 5.4 points below the prediction.

Census Bureau estimates for Fort Bend County show that the median household income is $114,041, 50% of adults hold a bachelor's degree or higher, and about 7% of people live in poverty. Dr Lynn Armstrong Elementary School is one of 217 public schools in the county.

Quail Valley Elementary School is the closest public school, about 0.7 miles away in a straight line. Other public schools within five miles number at least 8. The school's 32.6% average proficiency ranks 7th among 8 nearby schools.

The school's setting, by NCES definition, is Suburb: Large: in a suburban area outside a principal city, within an urbanized area with a population of 250,000 or more.

Compared with 2020-21, the school had 60 more students in 2024-25. There were more students per teacher in 2024-25 (13.0:1) than in 2020-21 (11.2:1).

Conversations here can range across school safety, transportation, and start times. Posting is open to anyone connected to the school.

Fort Bend County at a glance

View full county profile
Population
893,767
Census ACS
Median income
$114,041
Household, ACS
Bachelor's+
50%
Adults 25+
Poverty rate
7%
Below federal line
Schools in county
217
191,372 students

Quick facts

School name
Dr Lynn Armstrong Elementary School
District
FORT BEND ISD
Address
3440 INDEPENDENCE BLVD, MISSOURI CITY, TX 77459
Phone
(281) 634-9410
County
Fort Bend County
Level
Elementary
Grade range
PK–05
Total enrollment
517
Teachers (FTE)
40
Student–teacher ratio
13.0:1
Free and reduced lunch
432 (84%)
Locale
21-Suburb: Large
NCES ID
481965010674
Charter school
No
Virtual school
No

Related schools

Other schools in FORT BEND ISD
Other schools in MISSOURI CITY
Nearby schools

Frequently asked questions

About Dr Lynn Armstrong Elementary School
What is the total enrollment at Dr Lynn Armstrong Elementary School?
Dr Lynn Armstrong Elementary School enrolls approximately 517 students in grades PK-05.
What age range does Dr Lynn Armstrong Elementary School serve?
Dr Lynn Armstrong Elementary School serves students from grade PK through grade 05.
How many students per teacher at Dr Lynn Armstrong Elementary School?
Approximately 13.0:1 students per teacher at Dr Lynn Armstrong Elementary School.
How diverse is Dr Lynn Armstrong Elementary School?
Dr Lynn Armstrong Elementary School reports a student body of 2% White, 71% Hispanic, 23% Black, 2% Asian, 1% Two or more.
Who oversees Dr Lynn Armstrong Elementary School?
Dr Lynn Armstrong Elementary School is overseen by FORT BEND ISD in Fort Bend County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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