The top reported proficiency rate is 85% in Math. The lowest is 76% in Science.
Original Research by School Decision on Montclaire Elementary
Montclaire Elementary, serving kindergarten through fifth grade in Los Altos, is a school in a residential, affluent community where proficiency in math and language arts runs strong and the student body is economically and academically advantaged.
The school sits in a small, mature town defined by tree-lined blocks, a compact walkable downtown, and historic single-family homes on generous lots. Los Altos is predominantly white and Asian, with a median household income well above state and national levels. The housing market there is expensive; homes are priced at the upper end of the Silicon Valley range, and rents are correspondingly high. The city has been adding multifamily housing in recent years in response to state mandates, but Montclaire's immediate surroundings remain characterized by quiet residential streets and neighborhood schools rather than dense development.
Montclaire's enrollment is small for its grade band, totaling around four hundred students across six grades. The composition is notably affluent and predominantly Asian, with a substantial share also identifying as white. A small share of students qualify for free or reduced-price meals. Data on English learners and students with disabilities was not available. The racial and economic makeup reflects the broader Los Altos demographic.
On California's 2024-25 state assessments, Montclaire's students show strong performance. In math, proficiency runs in the mid-to-high range across third, fourth, and fifth grades, with fifth-grade performance slightly stronger than fourth. In English language arts, third-grade proficiency is solid; fourth grade shows a dip, then fifth-grade recovers to near-third-grade levels. In fifth-grade science, proficiency is in the upper-mid range. Across tested subjects, the school's overall proficiency index places it in the top quartile among elementary schools in Santa Clara County.
The pattern suggests that students come in with strong foundational skills and maintain that advantage through the elementary years, with a notable softening in fourth-grade reading that then rebounds by fifth grade. A parent may want to look into what instruction or support the school offers in fourth-grade literacy if that specific dip is a concern in their child's trajectory.
The Los Altos School District, the parent district, operates this school and others in the community. Research on recent district initiatives and changes was incomplete, so specifics about strategic shifts or newer programming are not reported here.
The school's location in Los Altos positions families in a community where school success is typically tied to high-income household stability and supplemental resources—tutoring, enrichment, travel—that many families in the area can afford. Peer composition matters; the school enrolls a high share of students from academically and economically similar backgrounds. For families seeking a small, high-performing elementary school in an affluent residential setting with strong state assessment outcomes and a homogeneous peer group, Montclaire fits that profile. For families prioritizing diversity, affordability, or the range of support services that schools serving more economically mixed populations often develop, this may not be the right fit.
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