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Allen (Decima M.) Elementary
Community prompt from u/allk12. Replies below.
Community prompt from u/allk12. Replies below.
Community prompt from u/allk12. Replies below.
Community prompt from u/allk12. Replies below.
Community prompt from u/allk12. Replies below.
Test scores
CAASPP 2023-24 . % met or exceeded standardBeatsExpectations
Demographically-adjusted score · methodology7-year change
SY 2017-18 vs SY 2024-25About Allen (Decima M.) Elementary
Allen (Decima M.) Elementary, a reasonably sized primary school in San Bruno, California, part of San Bruno Park Elementary, educates 396 students, covering grades K through 5.
Across the 5 schools in San Bruno Park Elementary (2,001 students total), Allen (Decima M.) Elementary accounts for its share of the district's footprint.
On demographics, Allen (Decima M.) Elementary logs that the largest single group is Hispanic, at 66% of enrollment. The remainder comes out to 15% multiracial, 13% Asian, 4% Pacific Islander. That is meaningfully more Hispanic than the county at large, where the share is closer to 25%.
On the income-and-resources front, Allen (Decima M.) Elementary records 17 full-time-equivalent teachers, putting the student-to-teacher ratio at about 23.3:1. That figure is higher than the state norm's 22.3:1 average. Around 65% of the student body qualifies for free or reduced-price meals, which schools and policymakers use as a rough income-mix signal. That share is above San Mateo County's rate of about 34%.
Adjusting for the school's free-and-reduced-lunch share, Allen (Decima M.) Elementary performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 40.8%, the actual is 40.6%, a residual of -0.2 points.
In the surrounding community, San Mateo County reports that the typical household earns roughly $158,855 per year, about 54% of the adult population holds a bachelor's degree or above, and the poverty rate sits near 4%. In all, San Mateo County runs 176 public schools (combined enrollment of about 82,403 students), of which Allen (Decima M.) Elementary is one.
Nearest neighbor: Belle Air Elementary, around 0.6 miles off. Within five miles, there are 8 other public schools. Ranking that nearby cluster on reported proficiency puts Allen (Decima M.) Elementary at 5th of 9; the average score across the group is 48.9%.
Allen (Decima M.) Elementary operates from a commuter-belt location.
Looking at the recent track record. Allen (Decima M.) Elementary's enrollment has increased 18% since 2018, when it stood at 336 (now 396). White enrollment moved from 13% to 1% across the same window. The student-to-teacher ratio tightened from 42.0:1 in 2018 to 23.3:1 today.
On allk12, the feed for Allen (Decima M.) Elementary typically covers school events, parent volunteer needs, and clubs. The community welcomes input from current and former families.
San Mateo County at a glance
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