Summary:
ZIP code 01890 has one middle school: McCall Middle in Winchester, MA, serving grades 6–8 with 1,036 students. The district is ranked 7th of 351 Massachusetts districts (98th percentile, 5 stars). McCall’s rank history shows elite performance: 2025–2026 rank 27th of 478 (94th percentile, 5 stars), 2024–2025 rank 20th of 484 (96th percentile), and 2023–2024 rank 16th of 493 (97th percentile), keeping it in the top 5–6% of state middle schools despite a slight downward drift.
In 2025–2026 MCAS tests, all reported proficiency rates are far above state averages. All-grades Mathematics is strongest at 75.89% proficient (34.78 points above state, 0.89 above district). Science is 74.18% (33.20 above state, 1.05 below district). Grade 8 Civics is 74.11% (34.34 above state, 0.85 above district). English Language Arts (ELA) is lowest at 66.41% (26.38 above state but 2.45 below district). Grade-level highlights: 8th-grade Math reaches 82.20% (40.53 above state, 1.04 above district), while 6th-grade ELA is weakest at 60.45% (still 20.19 above state). Year over year, Math is flat (75.91 to 75.89), but ELA fell 4.16 points, Science fell 2.14, and Civics fell 3.67; the district’s ELA also declined, but less, so McCall is now 2.45 points below the district in ELA.
Key takeaways: McCall is a high-performing school with all scores well above state. Math is the strongest and most stable subject, and 8th-grade Civics remains above the district even after a decline. ELA is the relative soft spot, with a larger drop than the district’s. Science declined but 8th-grade Science is above the district’s 8th-grade score. Rank drift (97→96→94 percentile) still leaves McCall among the top tier of Massachusetts middle schools. Note that there is only one middle school in this ZIP code, free/reduced lunch data is unavailable, and spending data is from 2020–2021. Overall, McCall offers strong math and civics performance, with ELA as the clearest area for relative improvement.
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