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SCHOOL COMMUNITY·ST. TAMMANY PARISH·NCES 220165001264

W.L. Abney Elementary

825 Kostmayer Avenue, Slidell, LA 70458 · (985) 643-4044 · St. Tammany Parish
GRADES 01–05ELEMENTARY13-CITYTITLE IREGULAR SCHOOL936 STUDENTS
C-
allk12 Grade
Scored higher than 17% of Louisiana public elementary schools
  • CTest scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
  • DBeats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
  • BThree-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 Louisiana public elementary schools

Enrollment
936
Elementary
DISTRICT 538 · STATE 453
Student : Teacher
13.6:1
69 FTE teachers
DISTRICT 11.8:1 · STATE 14.0:1
Free / Reduced Lunch
72%
674 students
DISTRICT 48% · STATE 70%
Community
5
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
Grade 117519%
Grade 218920%
Grade 318720%
Grade 419721%
Grade 518820%

This year's 1st grade class (175) is 7% smaller than its 5th grade class (188).

Student demographics
51%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 57% · STATE 65% · US 70%
White
16017%
DISTRICT 61% · STATE 41% · US 43%
Hispanic
788%
DISTRICT 12% · STATE 12% · US 30%
Black
63167%
DISTRICT 22% · STATE 42% · US 15%
Asian
202%
DISTRICT 1% · STATE 2% · US 6%
Two+
414%
DISTRICT 5% · STATE 4% · US 5%
Native American
61%
DISTRICT 0% · STATE 1% · 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
50254%
Female
43446%

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Test scores

LEAP 2025 2025-26 . % Mastery+
English Language Arts
34.0%
LA avg 41.8% . +5.0pp since 2022
Math
17.0%
LA avg 34.2% . -2.0pp since 2022

What this means: On the LEAP 2025, Louisiana's statewide test, about 34 of every 100 students at this school read and write at grade level and about 17 of 100 do math at grade level. Across all Louisiana schools, those numbers are about 42 and 34. Reading and writing scores are up about 5 points since 2022, while math scores are down about 2 points.

LEAP 2025 results by year

School yearEnglish Language ArtsMath
2025-2634.0%17.0%
2024-2531.0%15.0%
2023-2433.0%17.0%
2022-2329.0%19.0%
% Mastery+, all students and all tested grades.
Source: LEAP 2025. 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
22.0%
composite math + reading, all grades
Predicted
32.5%
based on LA schools with similar FRL share
Beats by
-10.5pp
below demographic expectation

What this means: About 22% of students here test proficient in math and reading, compared with the roughly 32% typical for Louisiana 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 Louisiana'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 W.L. Abney Elementary

W.L. Abney Elementary's state test result (22.0% proficient) is higher than 2 of the 3 schools below with a result.

SchoolStudentsLow-incomeProficient
W.L. Abney Elementary this school93672.0%22.0%
Iberville Elementary School
Plaquemine
83978.5%34.2%
Homer Plessy Community School
New Orleans
78168.9%N/A
Rollins Place Elementary
Zachary
77467.8%N/A
Keithville Elementary/Middle School
Keithville
81875.4%19.0%
Broadmoor STEM Academy
Shreveport
69579.1%10.3%
Matched among Louisiana 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 W.L. Abney Elementary ranks

Among elementary schools
MeasureThis schoolIn LouisianaIn St. Tammany Parish
State test proficiency
ranked highest first
22.0%#423 of 583#23 of 23
Math proficiency
ranked highest first
17.0%#485 of 582
▲ 19
#22 of 23
▲ 1
Reading proficiency
ranked highest first
34.0%#369 of 587
▲ 40
#22 of 23
no change
3-year test score change
ranked biggest gain first
+1.5pp#244 of 540#5 of 23
Enrollment
ranked largest first
936#22 of 714#3 of 29
Students per teacher
ranked fewest first
13.6:1#350 of 655#27 of 28
Diversity index
ranked most diverse first
50.7%#316 of 655#14 of 28
Free and reduced lunch
ranked highest share first
72.0%#386 of 705#4 of 28
Enrollment change since 2017-18
ranked fastest growth first
+9.9%#109 of 197#4 of 12
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
936
+315 (+51%) vs 2020
+22% since 1990-91, when it was 765
Student : Teacher
13.6:1
was 12.9:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-259366913.6:172% (674)
2023-241,06368.515.5:172% (765)
2022-231,09450.221.8:170% (769)
2020-216214812.9:174% (461)
2017-1885248.717.5:174% (627)
2015-169096314.4:179% (717)
2010-111,0407214.4:178% (806)
2000-018175614.6:144% (361)
1990-917654019.1:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for W.L. Abney Elementary.

Since 2017-18: students up 10% (852 to 936); teachers up 42% (48.7 to 69).

About W.L. Abney Elementary

Students in Slidell, Louisiana, attend W.L. Abney Elementary, a high-enrollment elementary school. It had 936 students in 2024-25, spanning grades 1 through 5. That compares with an average of about 453 students for elementary schools in Louisiana.

The district for W.L. Abney Elementary is St. Tammany Parish, with 55 schools and 35,956 students.

At W.L. Abney Elementary, 67% of students are Black. Smaller groups are 17% White, 8% Hispanic, 4% multiracial, and 2% Asian. For comparison, the population of St. Tammany Parish is roughly 12% Black. The diversity index for W.L. Abney Elementary is 51%. For US public schools as a whole it is 70%.

A staff of 69 full-time-equivalent teachers puts the student-to-teacher ratio at 13.6:1. The 14.0:1 average for elementary schools in Louisiana is close to this figure. By family income, 72% of students are eligible for free or reduced-price lunch. Among public schools in St. Tammany Parish, the average eligibility rate is 44%.

W.L. Abney Elementary holds a C- allk12 Grade, placing it above 17% of Louisiana public elementary schools.

W.L. Abney Elementary scores 22.0% on state tests, averaged across results. The predicted figure, based on its student poverty level, is 32.5%.

The school is in St. Tammany Parish, where median household income comes to about $81,202, roughly 38% of adults have a four-year degree or more, and the share of residents below the poverty line is 9%. St. Tammany Parish counts 56 public schools with about 36,212 students.

Straight-line distance to the nearest public school, Abney Elementary Early Childhood Center, is less than a tenth of a mile. There are at least 8 other public schools within five miles. W.L. Abney Elementary places 5th of 6 on proficiency among the closest schools that report scores.

By NCES locale, the school is City: Small, or inside a principal city with a population under 100,000.

Between 2020-21 and 2024-25, reported enrollment went from 621 to 936. Such a large difference may reflect a change in the grades served.

The allk12 page for W.L. Abney Elementary lets the school community talk about special education services, counseling, and support programs. Current and former families are welcome to add their experience.

St. Tammany Parish at a glance

View full county profile
Population
272,421
Census ACS
Median income
$81,202
Household, ACS
Bachelor's+
38%
Adults 25+
Poverty rate
9%
Below federal line
Schools in county
56
36,212 students

Quick facts

School name
W.L. Abney Elementary
District
St. Tammany Parish
Address
825 Kostmayer Avenue, Slidell, LA 70458
Phone
(985) 643-4044
County
St. Tammany Parish
Level
Elementary
Grade range
01–05
Total enrollment
936
Teachers (FTE)
69
Student–teacher ratio
13.6:1
Free and reduced lunch
674 (72%)
Locale
13-City: Small
NCES ID
220165001264
Charter school
No
Virtual school
No

Related schools

Other schools in St. Tammany Parish
Other schools in Slidell
Nearby schools

Frequently asked questions

About W.L. Abney Elementary
How many students attend W.L. Abney Elementary?
W.L. Abney Elementary enrolls approximately 936 students in grades 01-05.
Is W.L. Abney Elementary an elementary, middle, or high school?
W.L. Abney Elementary is an elementary school covering grades 01-05.
How many teachers does W.L. Abney Elementary have?
W.L. Abney Elementary employs 69 FTE teachers, for a student-to-teacher ratio of 13.6:1.
How diverse is W.L. Abney Elementary?
W.L. Abney Elementary reports a student body of 17% White, 8% Hispanic, 67% Black, 2% Asian, 4% Two or more.
Who oversees W.L. Abney Elementary?
W.L. Abney Elementary is overseen by St. Tammany Parish in St. Tammany Parish.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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