Can I use St. Tammany Parish's school score to choose a house?

No. Use the St. Tammany Parish school score as a first-pass county screen, then verify the exact district, attendance boundary, transfer rules, and grade pathway for any address you are considering.

Does SchoolsByCounty confirm school attendance boundaries in St. Tammany Parish?

No. SchoolsByCounty publishes NCES and Census-backed public-school records. Attendance zones, magnet eligibility, charter lotteries, transportation, and transfer rules must be confirmed with local districts.

How should parents compare public schools in St. Tammany Parish?

Start with the 56 listed public schools and 2 district entries, then compare similar grade bands and confirm the address-level rules locally.

St. Tammany Parish Schools & Education

Name: St. Tammany Parish, Louisiana Education Data
Creator: National Center for Education Statistics (NCES)
License: https://creativecommons.org/publicdomain/zero/1.0/

St. Tammany Parish, Louisiana

NCES 2022-23 public school data and FY 2022 school-finance data

School Score

46/100

Percentile-style score

Score Band

Midrange Signal

Graduation Rate

84.0%

National avg 87.5%

Education Statistics

Graduation Rate

84.0%

National avg 87.5%

State avg 85.4%

Per-Pupil Spending

$8,409

National avg $13,239

State avg $7,881

School Score

46/100

Percentile-style score

State avg 53/100

State Score Position

#42

of 64 counties by score

Education Data Brief: St. Tammany Parish

Measured School Summary

St. Tammany Parish has midrange measured school signals (score: 46/100) with a graduation rate of 84.0%, which warrants review in official state and district records.

Funding Context

St. Tammany Parish spends $8,409 per student, which is on the lower end of adequate and may require careful resource allocation to maintain quality.

Neighbor Context

Its school score is 14% below the Louisiana average, and its graduation rate trails the state average by 1.4 percentage points, while per-pupil spending is 7% higher than the state norm.

School Data Brief

How to read St. Tammany Parish before comparing districts

County-level education data is best used as a screening layer. It summarizes the local school environment, then points you toward the district and school records that matter for local review.

Local context that changes the interpretation

56 public schools and 2 districts are represented below. Use those school and district records to confirm whether the county-level context fits the neighborhoods you are actually considering.

Overall screen

46/100

Mixed county signal. Ranks #42 of 64 Louisiana counties with school score data.

Completion

84.0%

1.4 pts below the state average

Funding context

$8,409

$528 above the state average

School coverage

2 districts represented in the county school list.

Start with measured county context

This county needs a closer look at district mix, school level, and local context. Compare the score, graduation rate, and spending together rather than treating any single metric as final.

Check the local school mix

St. Tammany Parish has 56 public schools across 2 districts, so school-level fit can vary inside the county.

Verify local rules

Use this page as county-level context, then confirm attendance zones, transportation, special programs, and current school boundaries with local districts.

View Public Schools Compare Counties

Parent decision brief

What St. Tammany Parish school data means before you move

County averages are useful for screening, but parents choose addresses, grade pathways, and district rules. This brief turns the public data into the checks that matter before you sign a lease or mortgage.

Dominant-district county

St. Tammany Parish carries most of the listed public-school system, with 55 of 56 schools. Start there, then verify whether your target address sits inside that district slice.

State position

#42

of 64 Louisiana counties with school score data. The county score is 7 points below the state average.

Data confidence

Usable

3 of 5 county signals are present, and 100% of listed schools report enrollment. Compare schools, then verify missing fields locally.

K-12 continuity check

These are the largest visible district slices in the county data. They show whether elementary, middle, and high school records appear together or whether a family needs to investigate transition points.

St. Tammany Parish

Elementary to high school visible

39,559 students

Elementary 28Middle 19High 8Other 0

55 listed schools in this county slice.

Louisiana Key Academy

Elementary school only in this slice

120 students

Elementary 1Middle 0High 0Other 0

1 listed school in this county slice.

District reality check

St. Tammany Parish is the largest listed district slice, with 55 schools. County pages do not prove address assignment, so verify boundaries with local district tools.

What the data cannot tell you

NCES records do not confirm current attendance zones, private-school options, transfer approvals, program capacity, transportation, or whether a listed school is available to a specific address.

Questions to ask before choosing an address

Which district actually serves the addresses we are considering in St. Tammany Parish?

Do the neighborhoods we like fall inside the same district, or are we comparing different St. Tammany Parish district systems?

What changes at the elementary-to-middle and middle-to-high transitions in the district pathway we would likely use?

Which charter, magnet, or virtual options require a lottery, application window, separate transportation plan, or address eligibility check?

Are the largest listed schools the ones our address can actually attend, or are they only county-level context?

Education Overview

About Schools in St. Tammany Parish, Louisiana

This context is screened for neutral school-data wording and should be read alongside the current metrics on this page. It is not school advice.

Extensive Schooling in St. Tammany

St. Tammany Parish operates a massive network of 56 public schools, serving nearly 40,000 students. The infrastructure is heavily weighted toward early education, featuring 29 elementary schools and 19 middle schools.

A Dominant District with Modern Options

The St. Tammany Parish district manages 55 schools and 39,559 students, making it one of the largest in the region. Louisiana Key Academy operates as a specialized charter option, though it represents less than 2% of the local schools.

Suburban Living and High-Capacity Campuses

Forty schools are located in suburban areas, where the average enrollment is a high 709 students per campus. Mandeville High School is the largest in the parish, serving 2,259 students in a bustling secondary environment.

School Overview

Total Schools

in St. Tammany Parish

Reported Enrollment

39,679

56 schools reporting

School Districts

districts

Charter Schools

2% of total

School Level Breakdown

Elementary29

Middle19

High8

Other0

2 School Districts in St. Tammany Parish

St. Tammany Parish

Louisiana Key Academy

1 school

120 students

56 Public Schools in St. Tammany Parish

Sorted by reported enrollment. Dedicated profile pages are available for 10 high-enrollment schools; every NCES public school remains listed here.

NCES 2022-23 public school data and FY 2022 school-finance data

Search schools

Level

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Showing 20 of 56 matching schools

Public schools in St. Tammany Parish, including district, location, profile availability, grades, type, and enrollment.
School Name	Profile	District	Location	Grades	Type / Flags	Reported Enrollment
Mandeville High School	Profile	St. Tammany Parish	Mandeville, 70471Rural: Fringe	9–12	High	2,259
Slidell High School	Profile	St. Tammany Parish	Slidell, 70458Suburb: Small	9–12	High	1,883
Northshore High School	Profile	St. Tammany Parish	Slidell, 70461Suburb: Small	9–12	High	1,681
Fontainebleau High School	Profile	St. Tammany Parish	Mandeville, 70471Rural: Fringe	9–12	High	1,677
Covington High School	Profile	St. Tammany Parish	Covington, 70433Suburb: Small	9–12	High	1,660
Joseph B. Lancaster Elementary School	Profile	St. Tammany Parish	Madisonville, 70447Suburb: Small	3–6	Primary	1,505
Salmen High School	Profile	St. Tammany Parish	Slidell, 70458Suburb: Small	9–12	High	1,216
Madisonville Elementary School	Profile	St. Tammany Parish	Madisonville, 70447Suburb: Small	PK–2	Primary	1,145
W.L. Abney Elementary School	Profile	St. Tammany Parish	Slidell, 70458Suburb: Small	1–5	Primary	1,094
Lakeshore High School	Profile	St. Tammany Parish	Mandeville, 70488Rural: Fringe	9–12	High	949
Little Oak Middle School	Record	St. Tammany Parish	Slidell, 70461Suburb: Small	4–6	Middle	929
Fontainebleau Junior High School	Record	St. Tammany Parish	Mandeville, 70471Rural: Fringe	7–8	Middle	877
Henry Mayfield Elementary School	Record	St. Tammany Parish	Slidell, 70460Suburb: Small	PK–6	Primary	832
Pearl River High School	Record	St. Tammany Parish	Pearl River, 70452Suburb: Small	9–12	High	830
Slidell Junior High School	Record	St. Tammany Parish	Slidell, 70458Suburb: Small	7–8	Middle	823
St. Tammany Junior High School	Record	St. Tammany Parish	Slidell, 70458Suburb: Small	6–8	Middle	793
Lee Road Junior High School	Record	St. Tammany Parish	Covington, 70435Rural: Distant	PK–8	Primary	788
Bonne Ecole Elementary School	Record	St. Tammany Parish	Slidell, 70458Suburb: Small	PK–6	Primary	763
Pontchartrain Elementary School	Record	St. Tammany Parish	Mandeville, 70471Suburb: Small	PK–3	Primary	748
Boyet Junior High School	Record	St. Tammany Parish	Slidell, 70461Suburb: Small	7–8	Middle	725

Mandeville High School

St. Tammany Parish

Mandeville, 70471 / Rural: Fringe

Profile9–12High2,259 students

Slidell High School

St. Tammany Parish

Slidell, 70458 / Suburb: Small

Profile9–12High1,883 students

Northshore High School

St. Tammany Parish

Slidell, 70461 / Suburb: Small

Profile9–12High1,681 students

Fontainebleau High School

St. Tammany Parish

Mandeville, 70471 / Rural: Fringe

Profile9–12High1,677 students

Covington High School

St. Tammany Parish

Covington, 70433 / Suburb: Small

Profile9–12High1,660 students

Joseph B. Lancaster Elementary School

St. Tammany Parish

Madisonville, 70447 / Suburb: Small

Profile3–6Primary1,505 students

Salmen High School

St. Tammany Parish

Slidell, 70458 / Suburb: Small

Profile9–12High1,216 students

Madisonville Elementary School

St. Tammany Parish

Madisonville, 70447 / Suburb: Small

ProfilePK–2Primary1,145 students

W.L. Abney Elementary School

St. Tammany Parish

Slidell, 70458 / Suburb: Small

Profile1–5Primary1,094 students

Lakeshore High School

St. Tammany Parish

Mandeville, 70488 / Rural: Fringe

Profile9–12High949 students

Little Oak Middle School

St. Tammany Parish

Slidell, 70461 / Suburb: Small

Record4–6Middle929 students

Fontainebleau Junior High School

St. Tammany Parish

Mandeville, 70471 / Rural: Fringe

Record7–8Middle877 students

Henry Mayfield Elementary School

St. Tammany Parish

Slidell, 70460 / Suburb: Small

RecordPK–6Primary832 students

Pearl River High School

St. Tammany Parish

Pearl River, 70452 / Suburb: Small

Record9–12High830 students

Slidell Junior High School

St. Tammany Parish

Slidell, 70458 / Suburb: Small

Record7–8Middle823 students

St. Tammany Junior High School

St. Tammany Parish

Slidell, 70458 / Suburb: Small

Record6–8Middle793 students

Lee Road Junior High School

St. Tammany Parish

Covington, 70435 / Rural: Distant

RecordPK–8Primary788 students

Bonne Ecole Elementary School

St. Tammany Parish

Slidell, 70458 / Suburb: Small

RecordPK–6Primary763 students

Pontchartrain Elementary School

St. Tammany Parish

Mandeville, 70471 / Suburb: Small

RecordPK–3Primary748 students

Boyet Junior High School

St. Tammany Parish

Slidell, 70461 / Suburb: Small

Record7–8Middle725 students

Education Funding Detail

Annual Per-Pupil Expenditure

$8,409

State avg $7,881

Compare Nearby Counties

Review St. Tammany Parish against other counties using the same NCES-backed metrics.

Open Compare

Browse Public Schools

See school-level enrollment, grade ranges, school type, and district affiliation.

View Schools

Frequently Asked Questions

Which Louisiana counties have the highest graduation rates?

Jefferson Davis Parish (99.0%), Vermilion Parish (99.0%), and Allen Parish (98.0%) currently lead Louisiana among counties with available NCES four-year adjusted cohort graduation-rate data. This answer is generated from the same dataset used in the county table and can change when federal data refreshes.

What is per-pupil spending like in Louisiana?

Across Louisiana counties with available NCES district-finance data, average per-pupil spending is $7,881. The highest current county values are Cameron Parish ($12,683), West Baton Rouge Parish ($11,561), and St. Charles Parish ($10,899). Compare counties in the table before treating the statewide average as representative of a local district.

How should I read the school score in St. Tammany Parish?

St. Tammany Parish has a school score of 46/100, which is a midrange measured signal in this county-level index. This score is calculated from available NCES graduation-rate and school-finance data, with school-level records shown separately below.

What is the graduation rate in St. Tammany Parish?

The high school graduation rate in St. Tammany Parish is 84.0%, which is below the national average of 87.5%. This figure is based on NCES district-level data for public high schools in the county.

How much does St. Tammany Parish spend per student?

St. Tammany Parish spends $8,409 per pupil annually on public education, based on NCES district finance data. Current operating spending per fall enrollment, including instruction, support services, administration, transportation, and operations. It excludes capital outlays and debt service in the SchoolsByCounty methodology.

Frequently Asked Questions

Schools in St. Tammany Parish, Louisiana — FAQ

What does the school system look like in St. Tammany Parish, Louisiana?

What are the major school districts in St. Tammany Parish, Louisiana?

What is the school experience like in St. Tammany Parish?

Counties with Similar School Profile

Ascension Parish

Louisiana

+0 pts

46/100

School score

Jackson Parish

Louisiana

-1 pts

44/100

School score

St. John the Baptist Parish

Louisiana

+2 pts

47/100

School score

By Evan Brooks, Data EditorUpdated May 13, 2026Reviewed by Evan Brooks, Data Editor

Data Sources

Education data sourced from the National Center for Education Statistics (NCES) Common Core of Data and School District Finance Survey. School scores are derived composite metrics based on available NCES graduation-rate and school-finance signals.

Data is informational only. Coverage varies by county and reporting year. Not for use as the sole basis for educational decisions.

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