Copperopolis Elementary, Copperopolis CA

Original Research by School Decision on Copperopolis Elementary

Copperopolis Elementary sits in a rural foothill community in Calaveras County that is itself at a crossroads. The town is a former copper-mining settlement that in recent years has undergone measured growth driven by lakefront living and a new mixed-use town square, alongside older, longer-settled residential areas. A median age near fifty and a mix of newcomers, retirees, and longtime families shape the demographic texture. The school itself is small, serving kindergarten through sixth grade with an enrollment that puts it at the low end for its grade band.

Academically, Copperopolis Elementary's testing results show substantial gaps. In English Language Arts, school-wide proficiency sits below the middle of the range for districts in Calaveras County. Math proficiency is lower still. The pattern across grade levels is uneven: third and fourth grades show some students meeting standards, but fifth and sixth grade proficiency drops sharply in both subjects. Science proficiency, measured in fifth grade, is similarly low. A parent examining these numbers would want to look into them further with the school, particularly the sharp decline in upper elementary grades and whether there are documented transitions or resource constraints in those levels. The district as a whole recently adopted a new literacy curriculum designed to strengthen reading instruction, and publicly reported data credit it with a substantial one-year improvement in English Language Arts scores across the district. That curriculum shift may have implications for how classroom practice is evolving here.

About half of the school's students qualify for free or reduced-price lunch, a marker of economic need that aligns with what is visible in the broader Copperopolis community: a mix of long-term working families and older residents alongside newer, more affluent arrivals. The student body is predominantly white, with a smaller Hispanic enrollment and very small numbers of other groups. No data on special education enrollment or English learner population were available, so a family with those needs would want to inquire directly.

The school is part of Mark Twain Union Elementary School District, a small two-school district that recently faced two significant funding setbacks: voters rejected both a parcel tax measure aimed at math and reading programs and a bond measure for facility improvements. Neither passed. The district also offers a separate tuition-free independent study program called Altaville School, giving families a choice beyond traditional classroom learning if that aligns with their needs.

Copperopolis itself offers the concrete anchors of Lake Tulloch, an 18-hole golf course, and a newly built town square with shops and restaurants. A branch library serves the community with programming, and transit is limited to weekday Calaveras Connect bus service. The housing market shows values modestly below the state median and moderate affordability pressure. Growth in the community has been slower than early 2000s projections but measurable in recent census cycles, which may translate to some enrollment pressure on schools over time.

For a family considering this school, the core question is whether the current testing results and the constraints evident in the district's recent funding votes align with what you are looking for in an elementary education. The school is small and embedded in a real community, but the academic performance data suggest real work is needed, particularly in upper grades.

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Academic performance

How students perform on state tests, by grade, set against the district.

Math

Grade 340%

School 40% · District 35% · ▲ 6 pts above district

▼ 3 pts below state median · ▲ 6 pts above county median

Grade 457%

School 57% · District 31% · ▲ 26 pts above district

▲ 19 pts above state median · ▲ 33 pts above county median

Grade 59%

School 9% · District 6% · ▲ 4 pts above district

▼ 21 pts below state median · ▼ 8 pts below county median

Grade 68%

School 8% · District 12% · ▼ 5 pts below district

▼ 23 pts below state median

English language arts

Grade 344%

School 44% · District 37% · ▲ 7 pts above district

▲ 3 pts above state median · ▲ 5 pts above county median

Grade 450%

School 50% · District 38% · ▲ 12 pts above district

▲ 8 pts above state median · ▲ 17 pts above county median

Grade 527%

School 27% · District 25% · ▲ 3 pts above district

▼ 18 pts below state median · ▼ 1 pts below county median

Grade 631%

School 31% · District 25% · ▲ 6 pts above district

▼ 13 pts below state median

Science

Grade 527%

School 27% · District 19% · ▲ 8 pts above district

▼ 1 pts below state median · ▲ 2 pts above county median

This schoolMark Twain Union Elementary, same grade

Graduation rate (ACGR) reflects the federally published Adjusted Cohort Graduation Rate for the most recent year available. We refresh this data annually at the close of each academic year in June. The federal source publishes a banded rate (for example, "90-94%") instead of an exact number for cohorts small enough to risk identifying individual students. The state distribution chart, where shown, plots every school in the state with a published rate or band; schools whose rate is federally suppressed are excluded. Where the federal source publishes a band rather than an exact rate, the school is placed within its band using a stable, ID-derived offset, so its position is consistent across visits.

Proficiency by household income

English language arts

Grade 4Lower-income44%Higher-income58%14 pp gap

Grade 5Lower-income25%Higher-income29%4 pp gap

Grade 6Lower-income14%Higher-income50%36 pp gap

Mathematics

Grade 4Lower-income50%Higher-income67%17 pp gap

Grade 5Lower-income6%Higher-income12%6 pp gap

Grade 6Lower-income7%Higher-income8%1 pp gap