Museum, San Diego CA - Test Scores & Data

Original Research by School Decision on Museum

Museum School is a small K-8 charter school located in San Diego, operating as its own single-school charter district authorized by San Diego Unified. It sits in the Balboa Park and Bankers Hill area, serves kindergarten through eighth grade, and is tuition-free and open to families across the city. For most of its history it has served through eighth grade, but it recently added Transitional Kindergarten and moved to a full Universal Transitional Kindergarten program in the 2025-26 school year, publicly reported as a deliberate expansion rather than a legal requirement since charter schools are not obligated to provide UTK. That gives families an earlier entry point than the school previously offered.

The school's charter was renewed and extended through June 2028, which matters practically for families weighing a multi-year commitment. Because charter continuation requires periodic authorization from San Diego Unified, a multi-year renewal provides a clearer runway than a shorter-term status would.

On state assessments, the picture is mixed and worth looking at honestly. Across all tested grades, reading and language arts proficiency lands roughly in the lower-to-mid range of what the school serves, with fifth grade performing somewhat better than the grades on either side. Math proficiency is lower than ELA across every tested grade, and the gap is consistent from elementary through middle school. Taken together, the school's overall proficiency index sits above the midpoint relative to districts in San Diego County, which provides some context, but math remains a soft spot a parent would want to ask about directly. Trend data across multiple years was not available, so it is not possible to say whether results are improving, holding, or declining.

Enrollment is small for a K-8 school. The student body is racially and ethnically mixed, with white and Hispanic students each making up a substantial share, a meaningful portion identifying as two or more races, and smaller populations of Black and Asian students. A little over a third of students qualify for free or reduced-price lunch, meaning the school serves a range of economic backgrounds. Data on English learner rates and students with IEPs was not reported, so families with children who need language support or special education services would want to ask the school directly about those programs.

No information was available on course offerings, staffing ratios, attendance patterns, or discipline practices, and the data does not include any program descriptions beyond what the school's publicly reported materials describe. Civil rights and outcomes data was not present in the available record.

Housing in the zip code that includes this part of San Diego is priced well above both California and national medians, with home values substantially higher than the statewide average. Rents are also elevated. Year-over-year, home values in this area have edged slightly downward while rents have crept up, consistent with broader regional patterns. For families considering relocating to be near the school, the immediate neighborhood is an expensive slice of an already high-cost metro, though Museum School publicly reports drawing students from across San Diego rather than from a defined attendance boundary.

The locale brief search for San Diego returned no usable material before the research budget was exhausted, so specifics about the neighborhood's character, walkability, or nearby anchors are not available here. Families visiting should walk the Balboa Park and Bankers Hill area to form their own read on fit.

What Museum School offers, at its core, is a small-enrollment, tuition-free K-8 charter in one of San Diego's more central and culturally active neighborhoods, with a demographically mixed student body, a recently secured multi-year charter, and a new TK entry point. Academic performance sits above the county midpoint overall but with math results that a family should press the school to explain.

See more original research from School Decision →

Academic performance

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

Math

Grade 347%

School 47% · district not reported

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

Grade 438%

School 38% · district not reported

even with state median · ▼ 4 pts below county median

Grade 533%

School 33% · district not reported

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

Grade 642%

School 42% · district not reported

▲ 11 pts above state median · ▲ 6 pts above county median

Grade 736%

School 36% · district not reported

▲ 6 pts above state median · ▲ 2 pts above county median

Grade 840%

School 40% · district not reported

▲ 12 pts above state median · ▲ 9 pts above county median

English language arts

Grade 347%

School 47% · district not reported

▲ 7 pts above state median · ▲ 1 pts above county median

Grade 452%

School 52% · district not reported

▲ 10 pts above state median · ▲ 4 pts above county median

Grade 559%

School 59% · district not reported

▲ 14 pts above state median · ▲ 7 pts above county median

Grade 654%

School 54% · district not reported

▲ 10 pts above state median · ▲ 2 pts above county median

Grade 752%

School 52% · district not reported

▲ 7 pts above state median · even with county median

Grade 845%

School 45% · district not reported

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

Science

Grade 544%

School 44% · district not reported

▲ 16 pts above state median · ▲ 10 pts above county median

Grade 835%

School 35% · district not reported

▲ 9 pts above state median · ▲ 4 pts above county median

This schoolDistrict average, 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.