Summary:
Schools in ZIP code 95336 include 25 schools: 19 elementary schools serving kindergarten through grade 8 and six high schools serving grades 9–12, within Manteca Unified. In 2025–26, the average school result was below the state result in English language arts (ELA), math and science: 33% versus 49% in ELA, 20% versus 38% in math, and 20% versus 36% in science. The most important finding for families is how widely results vary from one school to another: the highest-to-lowest spread was 61 points in ELA, 51 in math and 48 in science.
Sierra High stands out among high schools: in grade 11 it led the high schools in ELA (68%), math (41%) and science (48%), beating state results by 10, 9 and 10 percentage points, respectively. Among elementary schools, Nile Garden Elementary led in all-grades math (51%) and science (47%), and was second overall in ELA (57%). At the lower end, New Vision High had the lowest all-grades results: 6% in ELA and 0% in math and science. Lincoln Elementary had the lowest elementary math (10%) and science (7%), while Sequoia Elementary had the lowest elementary ELA (22%).
Recent changes were mixed, rather than showing a shared upward trend. From 2024–25 to 2025–26, the average school result rose 1 point in math and science but fell 1 point in ELA; Great Valley Elementary improved in all three subjects, while Weston Ranch High declined in all three. SchoolDigger rated Sierra four stars and at the 80th percentile, while Nile Garden was at the 72nd percentile; New Vision was at the 1st percentile. Income measures are useful context, not explanations of results: in 2024–25, Nile Garden had 55% of students free/reduced lunch eligible and George McParland Elementary had 61%, while Nile Garden’s all-grades results were higher by 18 points in ELA, 21 in math and 29 in science. These figures describe different schools and years and should be considered alongside other information when comparing options.
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