Sgt William G Harrell Middle
Mercedes, TX · Mercedes ISD
Regular public school · Grades 6-8 · Rural, fringe
1,495th of 1,701 Texas middle schools statewide · better than 12%· Stable
2825 N FM 491, Mercedes, TX 78570
(956)514-2300NCES ID 483025010820Directory 2023–24
SchoolRow ranks Sgt William G Harrell Middle 1,495th of 1,701 Texas middle schools for 2024–25, based on STAAR % at Meets Grade Level or above, 2024–25 (TAPR) English and Math results — better than 12% of middle schools statewide. Its statewide percentile went from 12th in 2019 to 12th in 2025.
Percent meeting or exceeding the state standard, STAAR % at Meets Grade Level or above, 2024–25 (TAPR) · 363 students tested
Racial and ethnic breakdown of 388 students (2023–24, NCES) — history since 2004, with comparable seven-category changes from 2010
| Group | Trend | 2010 | 2023 | Change |
|---|---|---|---|---|
| Hispanic | 99.5% | 97.2% | ▼ 2.3 pts | |
| White | 0.5% | 2.8% | ▲ 2.3 pts |
NCES history for this school begins in 2004. Race categories changed by 2010: earlier data combines Asian and Pacific Islander students and does not consistently identify multiracial students. The chart retains that history, while the change table uses 2010 onward.
Typical home value $141K in zip 78570 as of 2026-05 · trend since 2007
Data Provided by Zillow Group
Closest same-level schools, with 2024–25 state rank · ▲▼ = points better or worse than Sgt William G Harrell Middle
- #1606Sgt Manuel Chacon MiddleMercedes ISD · 2.6 mi away1,606th of 1,701
ELA 34% ▼4 · Math 20% ▼5Compare - #1159Mary Hoge MiddleWeslaco ISD · 2.8 mi away1,159th of 1,701
ELA 47% ▲9 · Math 33% ▲8Compare - #966Armando Cuellar MiddleWeslaco ISD · 4.8 mi away966th of 1,701
ELA 47% ▲9 · Math 41% ▲16Compare - #328Central MiddleWeslaco ISD · 4.9 mi away328th of 1,701
ELA 63% ▲25 · Math 62% ▲37Compare - #1095W B Green J HLa Feria ISD · 5.3 mi away1,095th of 1,701
ELA 49% ▲11 · Math 34% ▲9Compare - #975Noemi Dominguez ElLa Feria ISD · 5.4 mi away975th of 1,701
ELA 51% ▲13 · Math 37% ▲12Compare - #749Beatriz G Garza MiddleWeslaco ISD · 5.6 mi away749th of 1,701
ELA 55% ▲17 · Math 43% ▲18Compare - #825Dorothy Thompson MiddleProgreso ISD · 6.5 mi away825th of 1,701
ELA 46% ▲8 · Math 48% ▲23Compare
What school district is Sgt William G Harrell Middle in?
Sgt William G Harrell Middle is part of the Mercedes ISD district in Mercedes, Texas.
Is Sgt William G Harrell Middle a good school?
SchoolRow ranks Sgt William G Harrell Middle 1,495th of 1,701 Texas middle schools (better than 12% statewide) based on 2024–25 test results (STAAR % at Meets Grade Level or above, 2024–25 (TAPR)).
What is the racial makeup of Sgt William G Harrell Middle?
Hispanic 97%, White 3% (388 students, 2023–24).
How much do homes near Sgt William G Harrell Middle cost?
The typical home value in zip code 78570 is $141K as of 2026-05 (Zillow ZHVI).
Sources: state education department data (STAAR % at Meets Grade Level or above, 2024–25 (TAPR), low-income, chronic absenteeism), National Center for Education Statistics via the Urban Institute (enrollment, demographics, staffing), Zillow Group (home values). Rankings are computed by SchoolRow from state English and Math results within grade level; they measure test performance, not everything that makes a school good.