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MERCEDES ISD — District Profile & Schools

MERCEDES, Texas · Hidalgo County

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Key Dates — MERCEDES ISD School Calendar

The first day of school in MERCEDES ISD is Wed, Aug 12, 2026, and the last day of school is Thu, May 27, 2027, according to the district's published calendar. Scheduled breaks include Thanksgiving Break (Mon, Nov 23, 2026 to Fri, Nov 27, 2026), Winter Break (Mon, Dec 21, 2026 to Wed, Jan 6, 2027), Spring Break (Mon, Mar 15, 2027 to Fri, Mar 19, 2027).

First day of school
Wed, Aug 12, 2026
Last day of school
Thu, May 27, 2027
Thanksgiving Break
Mon, Nov 23, 2026 to Fri, Nov 27, 2026
Winter Break
Mon, Dec 21, 2026 to Wed, Jan 6, 2027
Spring Break
Mon, Mar 15, 2027 to Fri, Mar 19, 2027
Labor Day
Mon, Sep 7, 2026
4,393
Students
12
Schools
4 elem · 2 mid · 3 high
13.6:1
Student-Teacher
322 teachers
-1 - 12
Grades

Quick Facts

366
Avg. School Size
758
Total Staff

MERCEDES ISD Calendar

9 events

Source

Wed, Aug 12

Event

First Day of School

First Day of School - Mercedes Independent School District

Mon, Sep 7

Holiday

Labor Day

No School - Mercedes Independent School District

Nov 23 - 27

Break

Thanksgiving Break

Thanksgiving Break - Mercedes Independent School District

Mon, Nov 30 - Fri, Dec 11

Exams

STAAR Fall Testing Window

STAAR Fall Testing Window - Mercedes Independent School District

Mon, Dec 21 - Wed, Jan 6

Break

Winter Break

Winter Break - Mercedes Independent School District

Mar 15 - 19

Break

Spring Break

Spring Break - Mercedes Independent School District

Fri, Mar 26

Event

Good Friday

No School - Mercedes Independent School District

Apr 5 - 30

Exams

STAAR Spring Testing Window

STAAR Spring Testing Window - Mercedes Independent School District

Thu, May 27

Event

Last Day of School

Last Day of School - Mercedes Independent School District

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Data source: official MERCEDES ISD website · How we verify this data

Contact

Address
P O BOX 419
MERCEDES, TX 78570
Phone
(956)514-2000

Staff & Students

Teachers (FTE)
322
Counselors
13
Total Staff
758
Data Source
NCES Common Core of Data
School Year 2023-24

Frequently Asked Questions about MERCEDES ISD

The first day of school in MERCEDES ISD is Wed, Aug 12, 2026, according to the district's published calendar.

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