Challenger Middle, Lancaster CA - Test Scores & Data

Original Research by School Decision on Challenger Middle

Challenger Middle serves grades five through eight in Lancaster, a mid-sized charter city in the Antelope Valley north of Los Angeles. The school is part of the Wilsona School District, which recently reorganized its grade structure so that Challenger now houses the upper-middle grades in a campus of about that size for its band.

The student body is predominantly Hispanic, with a large share qualifying for free or reduced-price lunch. The school draws from a community with economic constraints: housing in the Lancaster zip code is below state and national median home values, though still accessible to families, and median household income trails state levels.

On state testing, Challenger's results are very low across all tested subjects and grades. In English language arts, proficiency rates range from low to upper-teen percentages across grades six, seven, and eight. In math, the picture is far more acute: proficiency sits at around four to five percent in grades six and seven, and at zero percent in grade eight. A small number of students tested proficient in eighth-grade science. These outcomes place the school in the bottom quartile among school proficiency measures in Los Angeles County, indicating widespread academic difficulty.

The school operates as a regular public school with no magnet or charter designation. The district has invested in physical infrastructure, including new early-childhood classrooms at its kindergarten-through-second-grade campus. A family resource center, The Center at Wilsona, opened on the district's upper-elementary campus in 2023, offering enrollment help for CalFresh and medical programs to local families.

Information about Challenger's teaching approaches, course breadth, extracurricular offerings, student support services, attendance patterns, or discipline climate is not available in public data. A parent considering this school would benefit from speaking directly with the school about its academic interventions, staffing, and the specific support systems in place for students struggling with core content. The state testing results indicate a school facing serious learning gaps, and understanding what targeted help is available would be essential to that conversation.

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Academic performance

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

Math

Grade 65%

School 5% · District 5%

▼ 26 pts below state median · ▼ 26 pts below county median

Grade 76%

School 6% · District 6%

▼ 24 pts below state median · ▼ 25 pts below county median

Grade 80%

School 0% · District 0%

▼ 28 pts below state median · ▼ 29 pts below county median

English language arts

Grade 619%

School 19% · District 19%

▼ 25 pts below state median · ▼ 26 pts below county median

Grade 723%

School 23% · District 23%

▼ 23 pts below state median · ▼ 23 pts below county median

Grade 819%

School 19% · District 19%

▼ 26 pts below state median · ▼ 27 pts below county median

Science

Grade 89%

School 9% · District 9%

▼ 16 pts below state median · ▼ 15 pts below county median

Social studies

Grade 845%

School 45% · District 43% · ▲ 2 pts above district

▼ 4 pts below state median · ▼ 3 pts below county median

This schoolWilsona 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 6Lower-income18%Higher-income33%16 pp gap

Grade 7Lower-income26%Higher-income5%20 pp gap

Grade 8Lower-income17%Higher-income33%17 pp gap

Mathematics

Grade 6Lower-income4%Higher-income9%5 pp gap

Grade 7Lower-income6%Higher-income5%0 pp gap

Grade 8Lower-income0%Higher-income0%0 pp gap