The top reported proficiency rate is 75% in English language arts. The lowest is 73% in Math.
Original Research by School Decision on Basis Charter Schools Inc. (91309)
BASIS Charter Schools Inc., a single-school district in Pima County, operates as BASIS Tucson North, serving grades five through twelve. For a parent considering this school, the picture is one of consistently high academic performance operating within a relatively small, selective-feeling environment. The district is a charter network school, and available data positions it as an outlier in the county on several key measures.
The academic profile is the central story. State assessment results, where reported, show proficiency rates that climb steeply across grade levels. In mathematics, the share of students meeting state standards rises from about half of fifth graders to the vast majority of eighth graders. English language arts follows a similar upward trajectory, landing at very high proficiency levels by eighth grade. Science results for eighth graders are similarly strong. When placed against the full set of Pima County districts, BASIS Tucson North’s overall proficiency index places it in the top quartile, meaning its average performance across tested subjects and grades is well above the county midpoint. A multi-year trend line in the available data shows stable, high performance in both math and ELA, with no significant change between the two most recent school years. Caution is warranted when interpreting these results: the underlying student body is small, and the school does not serve tested grades below fifth, so these figures reflect only its upper-elementary and middle school cohort. High school state assessments were not part of the reported data, so a parent should investigate how the school measures performance in grades nine through twelve, particularly given its academic reputation.
The student body is relatively small for a district, serving a few hundred students across grades five through twelve. The grade-level enrollments are uneven, with a noticeable drop between eighth and ninth grade, suggesting some students leave after middle school. Racially and ethnically, the student population is diverse: the largest groups are white and Hispanic students, each accounting for roughly a third of enrollment, with Asian students making up about a quarter. The data does not provide information on the share of students qualifying for free or reduced-price lunch, nor does it report counts of students with disabilities or English learners, so it is not possible to assess the school’s economic or special-education profile from this data alone.
On student attendance, the district reports a chronic absenteeism rate that falls in the best quartile among Pima County districts, meaning a relatively small share of students miss large amounts of school. This aligns with the academic press of the school. However, per-pupil spending is in the lower range compared to other county districts, which is characteristic of many charter schools but may be worth a closer look if a family is concerned about resources for art, athletics, or special programs.
No information was available on course offerings, such as Advanced Placement or dual-enrollment programs, though BASIS schools are well known publicly for a rigorous, advanced curriculum. The district brief noted a search for parent-relevant structural changes and found nothing lasting to report; the only publicly notable detail was the school’s top ranking from a national outlet in the previous year, which may be of interest but should be weighed with direct inquiry.
For a family, this is a place where academic results are high and consistent through middle school, attendance is strong, and the environment is small enough that individual students may be well known. The drop in enrollment after eighth grade is a natural point to ask the school about retention and high school pathways. The absence of demographic data on income and learning support means a parent with a child who needs those services should investigate directly. The housing market context for the school’s location in Pima County was not provided, so readers should look up home values and rents independently. This profile fits a family seeking a high-performing, academically focused charter school and willing to verify the details of the high school program and support services on their own.
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