6.3public avg / 10

Best Schools in Mercedes, Texas

15 schools in the directory · 5 Elementary · 2 Middle · 6 High · 2 Other

Last updated: October 2026

Public: 14

Private: 1

Districts: 3

Comparable public avg (13): 6.3/10

Move-ready shortlistcity map + schools

Choosing a school in Mercedes?

Use this page to compare every school in Mercedes by level, neighborhood, and district — and find the right fit, not just the top of the list.

Explore the map How we rate schools

Shortlist starter

Start with these real page-level signals, then use the full table and map below.

Elementary · Mercedes ISD. Included in the current public-school comparison; compare it on the map and table below.

High · Mercedes ISD. Included in the current public-school comparison; compare it on the map and table below.

The short answer

The top-rated public schools in Mercedes are Ruben Hinojosa EL (7.9/10), Travis EL (7.9/10), and Mercedes Early College Academy (7.7/10), among 13 public schools meeting this comparison's coverage rules. Ratings blend student growth, poverty-adjusted academic achievement, and school environment (plus college readiness for high schools), with equity shown as context, not scored.

Schools

14 public · 1 private

Avg Score

6.3

13 public schools · out of 10

Districts

serving the city

Schools

14 public · 1 private

Avg Score

6.3

13 public schools · out of 10

Districts

serving the city

Best value · beats the odds

Travis EL

Rates 7.9/10 despite 91% of students being economically disadvantaged. That's about 1.8 points higher than its student-poverty level predicts. Roughly as clean a case of strong results without an affluent-ZIP price tag as you'll find among Mercedes public schools in the current comparison.

Most improved · 2022 → 2024

Ruben Hinojosa EL

STAAR proficiency rose +8.7 points from 2022 to 2024. That's the biggest jump among Mercedes public schools in the current comparison across the two most recent comparable testing years.

Top-Rated Schools in Mercedes

Ranked by MySchoolScout composite using public schools that meet the current coverage rules (Top 10 of 13 rated schools; 15 schools in the directory). "Value" = points above what student poverty predicts. Estimated (proxy) scores are excluded.

#	School	Rating	Level	Value	State %ile
1	Ruben Hinojosa EL	7.9 / 10	Elementary	+1.7	84th
2	Travis EL	7.9 / 10	Elementary	+1.8	84th
3	Mercedes Early College Academy	7.7 / 10	High	+1.2	80th
4	South Texas ISD Health Professions	7.6 / 10	High	+0.6	77th
5	South Texas ISD Science Academy	7.6 / 10	High	+0.1	77th
6	Sgt William G Harrell Middle	7.2 / 10	Middle	+1.3	68th
7	Taylor EL	6.2 / 10	Elementary	+0.2	44th
8	South Texas ISD Virtual Academy	6.0 / 10	Other	-1.3	38th
9	John F Kennedy EL	5.8 / 10	Elementary	-0.2	34th
10	Triumph Public High Schools-Mercedes	5.6 / 10	High	—	31th

See every school in the full directory below. How we rate schools.

About Schools in Mercedes, Texas

Mercedes, Texas is home to 15 schools, including 14 public schools and 1 private school. The city's schools span 5 elementary schools, 2 middle schools, and 6 high schools.

The 13 public schools in this comparison average 6.3 out of 10 on the MySchoolScout composite scale. The composite blends student growth, poverty-adjusted academic achievement, and school environment — plus college readiness for high schools.

The highest-scoring public school in this comparison is Ruben Hinojosa EL with a composite score of 7.9/10.

Mercedes is served by 3 school districts: TRIUMPH PUBLIC HIGH SCHOOLS-RIO GRANDE VALLEY, MERCEDES ISD, SOUTH TEXAS ISD. These districts collectively serve 9,389 students.

Browse the schools below to compare ratings, test scores, enrollment, and other key metrics. Use the filters to focus on specific school levels or types that match your family's needs.

Filter by Level:All Levels (15)Elementary (5)Middle (2)High (6)

Filter by Type:All Types (15)Public (14)Private (1)

Filter by Rating:All Ratings (15)Academics (15)Growth (13)Diversity (12)Resources (14)

Filter by ZIP:78570(15)

Elementary Schools

5 schools

#	School	Enrollment	Grades	Rating
1	Travis EL 494 students · Pre-K–5th	494	Pre-K–5th	7.9
2	Ruben Hinojosa EL 487 students · Pre-K–5th	487	Pre-K–5th	7.9
3	Taylor EL 426 students · Pre-K–5th	426	Pre-K–5th	6.2
4	John F Kennedy EL 414 students · Pre-K–5th	414	Pre-K–5th	5.8
Private Schools1 school Private and public school ratings use different data sources and scoring models. Scores are not directly comparable across school types.
1	Immanuel Lutheran SchoolPrivate 7 students · Pre-K–5th	7	Pre-K–5th	Not Rated

Middle Schools

2 schools

#	School	Enrollment	Grades	Rating
1	Sgt William G Harrell Middle 388 students · 6th–8th	388	6th–8th	7.2
2	Sgt Manuel Chacon Middle 587 students · 6th–8th	587	6th–8th	4.9

High Schools

6 schools

#	School	Enrollment	Grades	Rating
1	Mercedes Early College Academy 349 students · 9th–12th	349	9th–12th	7.7
2	South Texas ISD Science Academy 846 students · 9th–12th	846	9th–12th	7.6
3	South Texas ISD Health Professions 797 students · 9th–12th	797	9th–12th	7.6
4	Triumph Public High Schools-Mercedes 101 students · 9th–12th	101	9th–12th	5.6
5	Mercedes H S 895 students · 8th–12th	895	8th–12th	5.4
6	Mercedes Academic Academy 148 students · 9th–12th	148	9th–12th	2.6

Other Schools

2 schools

#	School	Enrollment	Grades	Rating
1	South Texas ISD Virtual Academy 181 students · 6th–11th	181	6th–11th	6.0
2	Mercedes Early Literacy Program 205 students · Pre-K–Pre-K	205	Pre-K–Pre-K	4.6

Schools in Mercedes

Mercedes, Texas · 15 schools

Schools by Level

State: Texas
Elementary: 5
Middle: 2
High: 6
Other: 2

Resources

🔍Google "Mercedes schools"🏫GreatSchools Mercedes 📊Niche Mercedes Rankings 📍Google Maps: Schools 🗺️Texas state profile 🗺️All states

School Districts (3)

TRIUMPH PUBLIC HIGH SCHOOLS-RIO GRANDE VALLEY

4 schools · 465 students

MERCEDES ISD

10 schools · 4,393 students

SOUTH TEXAS ISD

7 schools · 4,531 students

Other Major Cities in Texas

Top metros statewide by school count.

Houston931 schools San Antonio623 schools Dallas488 schools Austin341 schools Fort Worth290 schools

How we rate schools

A clear 1–10 score built from public data — growth, academics, and learning environment. No hidden criteria, no pay-to-play.

See how we rate

Frequently Asked Questions

Common questions about schools in Mercedes, Texas

How many schools are in Mercedes, Texas?

Mercedes has 15 schools, including 14 public and 1 private schools spanning elementary, middle, and high school levels.

What is the average school rating in Mercedes, Texas?

The average MySchoolScout composite score for 13 public schools meeting this comparison's coverage rules in Mercedes is 6.3 out of 10, built from student growth, poverty-adjusted academic achievement, and school environment — plus college readiness for high schools.

What is the top-ranked school in Mercedes, Texas?

The top-ranked school in Mercedes on MySchoolScout is Ruben Hinojosa EL with a composite score of 7.9/10.

What is the best elementary school in Mercedes, Texas?

The top-ranked elementary school in Mercedes on MySchoolScout is Ruben Hinojosa EL with a composite score of 7.9/10.

What is the best middle school in Mercedes, Texas?

The top-ranked middle school in Mercedes on MySchoolScout is Sgt William G Harrell Middle with a composite score of 7.2/10.

What is the best high school in Mercedes, Texas?

The top-ranked high school in Mercedes on MySchoolScout is Mercedes Early College Academy with a composite score of 7.7/10.

How many school districts serve Mercedes, Texas?

Mercedes is served by 3 school districts: Triumph Public High Schools-Rio Grande Valley, Mercedes ISD, South Texas ISD.

Are there private schools in Mercedes, Texas?

Yes, Mercedes has 1 private school alongside 14 public schools.

What is the student-teacher ratio in Mercedes, Texas?

Among 13 public schools in Mercedes that meet this comparison's coverage rules and report a student-teacher ratio, the average is 14.9:1. This ratio varies by school, so families should check individual school profiles for specific classroom sizes.

How does MySchoolScout rate schools in Mercedes, Texas?

MySchoolScout rates schools using publicly available data from the NCES Common Core of Data and state education sources. Schools with enough data receive a 1-10 composite score built from Student Growth, Poverty-Adjusted Academic Achievement, and School Environment — plus College Readiness for high schools. Weights vary by school level, and equity data is shown for context but not scored.