W.L. Abney Elementary
Public
Elementary Grades 1–5
Part of St. Tammany Parish
825 Kostmayer Avenue, Slidell, LA 70458 · (985) 643-4044
Community ratings
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Academic performance
Math proficiency31%
State average 28.7%
Reading / language arts38%
State average 40.2%
EDFacts via Urban Institute Education Data Portal (SY2020-21)
At a glance
936Students enrolled
14:1Student–teacher ratio
72%Free / reduced lunch
CitySetting
Regular SchoolSchool type
Enrollment by grade
Grade 1175
Grade 2189
Grade 3187
Grade 4197
Grade 5188
Students
Black · 67%631
White · 17%160
Hispanic · 8%78
Two or more races · 4%41
Asian · 2%20
American Indian/Alaska Native · 1%6
Counts as reported to NCES; percentages are of students with a reported race/ethnicity.
Enrollment · last 5 years
621’20
867’21
1,094’22
1,063’23
936’24
Location
825 Kostmayer Avenue Slidell
Neighbor reviews
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School facts from the U.S. Department of Education (NCES), 2024-2025 school year. Academic scores from the EDFacts via Urban Institute Education Data Portal (SY2020-21). Community ratings and reviews reflect neighbor opinions, not an official measure of school quality.