Waterbury School District

Waterbury, Connecticut · 18,701 students · 29 schools

Enrollment

18,701

Schools

Location

Waterbury, Connecticut

COSMIQ projected accountability rating

Targeted Support

on Connecticut's tier accountability scale

Confidence 70% Data completeness 100% Based on 2017–18 data

This is an independent estimate generated by COSMIQ's open Rating Predictor from public math & reading proficiency — it is not an official Connecticut rating, and states weight many additional factors.

How this is calculated →Run the live predictor →

Proficiency trend

Percent of students proficient on the state assessment.

School year	Math	Reading / ELA
2015–16	17.8%	26.2%
2016–17	19.4%	27.3%
2017–18	20.4%	31.2%

Where this district could improve

Math proficiency
Worth 50% of the formula; you're at 20% of max points.
ELA proficiency
Worth 50% of the formula; you're at 30% of max points.

Schools in this district

Crosby High SchoolWaterbury, CT 1,400 students John F. Kennedy High SchoolWaterbury, CT 1,297 students Wilby High SchoolWaterbury, CT 1,157 students Michael F. Wallace Middle SchoolWaterbury, CT 1,062 students Waterbury Arts Magnet SchoolWaterbury, CT 821 students West Side Middle SchoolWaterbury, CT 817 students Waterbury Career AcademyWaterbury, CT 766 students North End Middle SchoolWaterbury, CT 692 students H. S. Chase SchoolWaterbury, CT 629 students

Methodology & sources

NCES Common Core of Data (CCD) directory (as of 2018)
U.S. Dept. of Education EDFacts assessment results (as of 2018)
Connecticut accountability framework (tier). Phase 1a uses math+ELA proficiency only with generic regime cutpoints; per-state component weights ship in Phase 1b. (as of 2026-05-27)

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<figure style="font-family:system-ui,-apple-system,sans-serif;border:1px solid #e2e8f0;border-radius:12px;padding:20px 22px;max-width:480px;background:#ffffff;color:#0f172a;margin:0;line-height:1.4"><div style="font-size:15px;font-weight:700">Waterbury School District</div><div style="font-size:13px;color:#64748b;margin-top:3px">Waterbury, Connecticut &middot; Public school district</div><div style="display:flex;flex-wrap:wrap;margin-top:14px"><div style="margin-right:20px"><div style="font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:#94a3b8;margin-bottom:2px">Enrollment</div><div style="font-size:22px;font-weight:700;color:#0f172a">18,701</div></div><div><div style="font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:#94a3b8;margin-bottom:2px">Projected Rating (tier)</div><div style="font-size:22px;font-weight:700;color:#0f172a">Targeted Support</div></div></div><figcaption style="font-size:11px;color:#94a3b8;margin-top:14px;padding-top:12px;border-top:1px solid #f1f5f9">Data: NCES / EDFacts (2018 data) &middot; <a href="https://getcosmiq.app/schools/CT/waterbury-school-district" style="color:#0891b2;text-decoration:none" target="_blank" rel="noopener">View full profile on COSMIQ &#8594;</a></figcaption></figure>

Cite this page

COSMIQ. (2026). Waterbury School District — school district profile. Retrieved August 23, 2026, from https://getcosmiq.app/schools/CT/waterbury-school-district

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About this profile. COSMIQ is an independent, free AI tutoring service and is not affiliated with, endorsed by, or sponsored by Waterbury School District, Connecticut, or any government education agency. All figures are drawn from public U.S. Department of Education data (NCES Common Core of Data and EDFacts). Any projected rating is an independent estimate, not an official score. COSMIQ does not collect or publish user reviews or ratings of schools.

Data last refreshed August 7, 2026.