SchoolRow
#519

Excelsior Middle

Byron, CA · Byron Union Elementary

Regular public school · Grades 6-8 · Rural, fringe

519th of 1,294 California middle schools statewide · better than 60% Declining

14301 Byron Hwy., Byron, CA 94514

(925) 809-7530Official website ↗NCES ID 060675000595Directory 202324

423
Students
2023–24 enrollment
19.2:1
Student / teacher ratio
33%
Free / reduced-price lunch
low-income indicator
18.6%
Chronically absent
CA average 20%

SchoolRow ranks Excelsior Middle 519th of 1,294 California middle schools for 2024–25, based on CAASPP 2024–25 English and Math results — better than 60% of middle schools statewide. Its statewide percentile went from 74th in 2015 to 60th in 2025 — declining.

Statewide percentile by year
25%50%75%60%201520202025no testing 2020–21

Percent meeting or exceeding the state standard, CAASPP 2024–25 · 348 students tested

English Language Arts
Excelsior Middle
49%
CA average
49%
Math
Excelsior Middle
35%
CA average
37%
Science
Excelsior Middle
32%
CA average
33%
English Language Arts over time Excelsior Middle CA average
25%50%75%49%49%201520202025no testing 2020–21
Math over time Excelsior Middle CA average
25%50%75%35%37%201520202025no testing 2020–21
Science over time Excelsior Middle CA average
25%50%75%32%33%20222025

Racial and ethnic breakdown of 423 students (202324, NCES) — history since 1987, with comparable seven-category changes from 2010

Hispanic25%White51%7%8%7%
Hover the pie for details
categories changedHispanic 25%White 51%Asian 7%Black 8%Two or more races 7%12%85%19872023
GroupTrend20102023Change
White65.4%50.6% 14.8 pts
Hispanic19.4%25.1% 5.7 pts
Black7.0%8.3% 1.3 pts
Asian6.2%7.1% 0.9 pts
Two or more races0.0%7.1% 7.1 pts
Pacific Islander1.4%1.7% 0.3 pts

NCES history for this school begins in 1987. 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 $862K in zip 94514 as of 2026-05 · trend since 2016

$257K$514K$771K$1.03M$816K201620202025

Data Provided by Zillow Group

See recently sold homes in 94514 on Zillow →

Closest same-level schools, with 2024–25 state rank · ▲▼ = points better or worse than Excelsior Middle

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What school district is Excelsior Middle in?

Excelsior Middle is part of the Byron Union Elementary district in Byron, California.

Is Excelsior Middle a good school?

SchoolRow ranks Excelsior Middle 519th of 1,294 California middle schools (better than 60% statewide) based on 2024–25 test results (CAASPP 2024–25).

What is the racial makeup of Excelsior Middle?

White 51%, Hispanic 25%, Black 8%, Asian 7% (423 students, 2023–24).

How much do homes near Excelsior Middle cost?

The typical home value in zip code 94514 is $862K as of 2026-05 (Zillow ZHVI).

Sources: state education department data (CAASPP 2024–25, 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.