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SCHOOL COMMUNITY·CARROLL ISD·NCES 481302009060

Old Union Elementary School

1050 S CARROLL AVE, SOUTHLAKE, TX 76092 · (817) 949-4600 · Tarrant County
GRADES PK–04ELEMENTARY21-SUBURBREGULAR SCHOOL458 STUDENTS
A
allk12 Grade
Scored higher than 91% of Texas public elementary schools
  • A+Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
  • ·Beats expectations Not available for this school, so the grade uses the other parts.
  • CThree-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
458
Elementary
DISTRICT 553 · STATE 519
Student : Teacher
12.0:1
38 FTE teachers
DISTRICT 13.6:1 · STATE 15.1:1
Free / Reduced Lunch
,
Title I proxy
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-K8017%
Kindergarten6815%
Grade 17116%
Grade 27015%
Grade 38118%
Grade 48819%

This year's kindergarten class (68) is 23% smaller than its 4th grade class (88).

Student demographics
62%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 62% · STATE 63% · US 70%
White
26057%
DISTRICT 55% · STATE 24% · US 43%
Hispanic
6314%
DISTRICT 11% · STATE 54% · US 30%
Black
41%
DISTRICT 2% · STATE 13% · US 15%
Asian
8418%
DISTRICT 24% · STATE 6% · US 6%
Two+
439%
DISTRICT 7% · STATE 3% · US 5%
Pacific Islander
41%
DISTRICT 0% · STATE 0% · US 0%
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
23251%
Female
22649%

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Test scores

STAAR 2025-26 . % Meets Grade Level or Above
Reading
90.0%
TX avg 54.5% . +10.0pp since 2020
Mathematics
77.0%
TX avg 45.3% . +17.0pp since 2020

What this means: On the STAAR, Texas's statewide test, about 90 of every 100 students at this school read at grade level and about 77 of 100 do math at grade level. Across all Texas schools, those numbers are about 55 and 45. Reading scores are up about 10 points since 2020, while math scores are up about 17 points.

Performance levels, 2025-26

SubjectMasters Grade LevelMeets Grade LevelApproaches Grade LevelDid Not Meet Grade Level
Reading66.0%24.0%7.0%3.0%
Mathematics50.0%27.0%13.0%10.0%
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
2025-2690.0%77.0%
2024-2588.0%83.0%
2023-2490.0%87.0%
2022-2383.0%83.0%
2021-2275.0%83.0%
2020-2180.0%60.0%
% Meets Grade Level or Above, all students and all tested grades.
Source: STAAR. All students, all grades. See all years and grades →

Where Old Union Elementary School ranks

Among elementary schools
MeasureThis schoolIn TexasIn Tarrant County
Math proficiency
ranked highest first
77.0%#202 of 4,466
▼ 114
#14 of 339
▼ 7
Reading proficiency
ranked highest first
90.0%#28 of 4,466
▲ 33
#4 of 339
▲ 2
3-year test score change
ranked biggest gain first
+0.5pp#2,745 of 3,998#208 of 320
Enrollment
ranked largest first
458#2,923 of 4,938#214 of 353
Students per teacher
ranked fewest first
12.0:1#347 of 4,622#21 of 348
Diversity index
ranked most diverse first
61.6%#1,268 of 4,628#171 of 348
Enrollment change since 2017-18
ranked steepest decline first
-3.2%#2,590 of 2,838#223 of 242
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
458
-8 (-2%) vs 2020
-6% since 2010-11, when it was 488
Student : Teacher
12.0:1
was 12.6:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-2545838.212.0:1N/A
2023-244563612.7:1N/A
2022-2347237.212.7:1N/A
2020-214663712.6:13% (12)
2017-1847338.812.2:13% (15)
2015-164133412.2:14% (16)
2010-114883414.3:13% (15)
Source: NCES Common Core of Data. Rows are the federal collections on file for Old Union Elementary School.

Since 2017-18: students down 3% (473 to 458); teachers down 2% (38.8 to 38.2).

About Old Union Elementary School

Old Union Elementary School, a medium-sized elementary school, is located in SOUTHLAKE, Texas. The school serves 458 students in pre-K through 4 in 2024-25.

Old Union Elementary School is one of 11 schools in CARROLL ISD, which enrolls 8,105 students in total.

White students account for 57% of enrollment at Old Union Elementary School. Smaller groups are 18% Asian, 14% Hispanic, and 9% multiracial. For comparison, the population of Tarrant County is roughly 48% White. Old Union Elementary School has a diversity index of 62%, compared with 70% for all US public school students.

Staffing totals 38.2 full-time-equivalent teachers, and the student-to-teacher ratio is 12.0:1. That ratio is under the 15.1:1 average for elementary schools in Texas.

allk12 grades Old Union Elementary School an A. The grade compares the school only with Texas public elementary schools, because each state gives its own test.

Census Bureau estimates for Tarrant County show that median household income is about $84,207, 35% of adults hold a bachelor's degree or higher, and about 8% of residents live below the federal poverty line. A total of 639 public schools operate in Tarrant County, serving about 385,835 students.

The nearest public school is Eubanks Intermediate School, at about 1.0 miles. Old Union Elementary School has at least 8 other public schools within five miles.

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.

Enrollment was essentially flat over 4 years: 466 in 2020-21, 458 in 2024-25.

Community posts for Old Union Elementary School can cover sports schedules, lunch menus, and spirit week. Alumni can share how the school prepared them.

Tarrant County at a glance

View full county profile
Population
2,167,390
Census ACS
Median income
$84,207
Household, ACS
Bachelor's+
35%
Adults 25+
Poverty rate
8%
Below federal line
Schools in county
639
385,835 students

Quick facts

School name
Old Union Elementary School
District
CARROLL ISD
Address
1050 S CARROLL AVE, SOUTHLAKE, TX 76092
Phone
(817) 949-4600
County
Tarrant County
Level
Elementary
Grade range
PK–04
Total enrollment
458
Teachers (FTE)
38
Student–teacher ratio
12.0:1
Locale
21-Suburb: Large
NCES ID
481302009060
Charter school
No
Virtual school
No

Related schools

Other schools in CARROLL ISD
Other schools in SOUTHLAKE
Nearby schools

Frequently asked questions

About Old Union Elementary School
What is the total enrollment at Old Union Elementary School?
Old Union Elementary School enrolls approximately 458 students in grades PK-04.
What age range does Old Union Elementary School serve?
Old Union Elementary School serves students from grade PK through grade 04.
How many students per teacher at Old Union Elementary School?
Approximately 12.0:1 students per teacher at Old Union Elementary School.
What is the student diversity at Old Union Elementary School?
Student demographics at Old Union Elementary School are roughly 57% White, 14% Hispanic, 1% Black, 18% Asian, 9% Two or more.
Who oversees Old Union Elementary School?
Old Union Elementary School is overseen by CARROLL ISD in Tarrant County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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