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Copperopolis Elementary

Copperopolis, CA · Mark Twain Union Elementary

Regular public school · Grades K-6 · Rural, distant

3,601st of 5,659 California elementary schools statewide · better than 36%▼ Declining

217 School St., Copperopolis, CA 95228

(209) 782-3500NCES ID 062397009578Directory 2023–24

198
Students
2023–24 enrollment
19.8:1
Student / teacher ratio
60%
Free / reduced-price lunch
low-income indicator
30.1%
Chronically absent
CA average 20%

SchoolRow ranks Copperopolis Elementary 3,601st of 5,659 California elementary schools for 2024–25, based on CAASPP 2024–25 English and Math results — better than 36% of elementary schools statewide. Its statewide percentile went from 67th in 2015 to 36th in 2025 — declining.

Statewide percentile by year
25%50%75%36%201520202025no testing 2020–21

Percent meeting or exceeding the state standard, CAASPP 2024–25 · 114 students tested

English Language Arts
Copperopolis Elementary
38%
CA average
49%
Math
Copperopolis Elementary
28%
CA average
37%
Science
Copperopolis Elementary
27%
CA average
33%
English Language Arts over time Copperopolis Elementary CA average
25%50%75%38%49%201520202025no testing 2020–21
Math over time Copperopolis Elementary CA average
25%50%75%28%37%201520202025no testing 2020–21

Racial and ethnic breakdown of 198 students (2023–24, NCES) — history since 1989, with comparable seven-category changes from 2010

Hispanic20%White73%5%
Hover the pie for details
categories changedHispanic 20%White 73%9%90%19892023
GroupTrend20102023Change
White75.7%73.2%▼ 2.5 pts
Hispanic15.4%20.2%▲ 4.8 pts
Two or more races3.7%5.1%▲ 1.4 pts
Black0.7%0.5%▼ 0.2 pts
Pacific Islander0.0%0.5%▲ 0.5 pts
American Indian3.4%0.5%▼ 2.9 pts
Asian1.1%0.0%▼ 1.1 pts

NCES history for this school begins in 1989. 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 $530K in zip 95228 as of 2026-05 · trend since 2005

$155K$309K$464K$619K$544K20052010201520202025

Data Provided by Zillow Group

See recently sold homes in 95228 on Zillow →

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

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What school district is Copperopolis Elementary in?

Copperopolis Elementary is part of the Mark Twain Union Elementary district in Copperopolis, California.

Is Copperopolis Elementary a good school?

SchoolRow ranks Copperopolis Elementary 3,601st of 5,659 California elementary schools (better than 36% statewide) based on 2024–25 test results (CAASPP 2024–25).

What is the racial makeup of Copperopolis Elementary?

White 73%, Hispanic 20%, Two or more races 5% (198 students, 2023–24).

How much do homes near Copperopolis Elementary cost?

The typical home value in zip code 95228 is $530K 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.