Below Average
#770 of 990 schools in CT
Derby Middle School
Middle School · Derby School District · Derby, CT
A middle school in Derby, CT serving grades 6th – 8th.
73 Chatfield Street, Derby, CT 06418
- Math 20% proficient (2022)
- Reading 35% proficient (2022)
- 10.8:1 student-teacher ratio
Academics
Full Profile · 3/3 metricsView breakdown
View breakdown
View breakdown
Students at Derby Middle School score 28% proficient, which is below what's typical for similar communities (expected: 29%).
2022 EdFacts proficiency
Most recent published year. School vs. CT average.
Trend
→ SteadyProficiency is down 48 points across the 13-year record (2010–2022) and has held near 28% recently.
Show all 12 years
Multi-year averages used by the rating model: math 34% (multi-year average, 2010-2022) · reading/ELA 45% (multi-year average, 2010-2022)
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Based on 24 test records from CT state assessments and EdFacts (NCES).
Equity & diversity
Shown separately, not included in the overall scoreFree/reduced lunch
66.3%
Students qualifying for federal meal assistance
How we rate schools
A clear 1–10 score built from public data — growth, academics, and learning environment. No hidden criteria, no pay-to-play.
See how we rateThe neighborhood
Where Derby Middle School sits, and what the surrounding area looks like.
Nearby same-level schools are colored by their score. Pins are locations, not attendance boundaries.
Getting around & local context
- Walk 37Car-Dependent
- Bike 14Somewhat Bikeable
- City Safety: High2,895/100K
Powered by
FBI Uniform Crime Reporting · 2024 · city context (Derby), not school-level safety or attendance eligibility. Source details
Source period: 2024. Freshness not available.
Area profileU.S. Census ACS 5-year estimates (ACS 2019–2023 5-year estimates)
Median income
$75,718
Median home value
$243,500
Median rent
$1,453/mo
College educated
33%
Homeownership
61.9%
Poverty rate
9.4%
ACS 2019–2023 5-year estimates for the ZCTA associated with school ZIP 06418; this is area context, not an attendance boundary.
Compare nearby
Nearby same-level schools
4 from a 5-mile search; district fallback available
| School | Score | Grades | Distance | Enrollment | Compare |
|---|---|---|---|---|---|
| Ansonia Middle SchoolEnrollment path unverified | 5.5 | 6–8 | 0.9 mi | 571 | Compare → |
| Perry Hill Elementary SchoolEnrollment path unverified | 6.2 | 5–6 | 1.6 mi | 701 | Compare → |
| Intermediate SchoolEnrollment path unverified | 6.7 | 7–8 | 1.7 mi | 752 | Compare → |
| Seymour Middle SchoolEnrollment path unverified | 4.7 | 6–8 | 3.0 mi | 472 | Compare → |
Distance is proximity only; it is not attendance eligibility.
Enrollment path unverified: Potential public school; its attendance or application path has not been classified.
Derby School District
- Schools in district
- 5
- Rank in district
- #4 of 5
- District spending per student
- $28,158NCES F-33 · FY 2023 · This annual source is three years behind the current year.
- District child poverty rate
- 22.3%Census SAIPE · 2024
Derby Middle School is listed in Derby School District; a district label does not verify attendance for an address.
About Derby Middle School
Derby Middle School is a public middle school in Derby, CT, part of Derby School District, serving approximately 282 students in grades 6th-8th with a 10.8:1 student-teacher ratio. It holds a MySchoolScout rating of 4.7 out of 10 and ranks #770 of 990 schools in CT. State assessment records show 34% math proficiency (multi-year average, 2010-2022) and 45% reading/ELA proficiency (multi-year average, 2010-2022).
Frequently asked questions
Common questions about Derby Middle School
What grades does Derby Middle School serve?
Derby Middle School serves students in grades 6th through 8th.
How many students attend Derby Middle School?
Derby Middle School has an enrollment of approximately 282 students.
What is the student-teacher ratio at Derby Middle School?
The student-teacher ratio at Derby Middle School is 10.8:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Derby Middle School rank in CT?
Derby Middle School ranks #770 of 990 schools in CT.
What is Derby Middle School's MySchoolScout rating?
Derby Middle School has a current MySchoolScout rating of 4.7 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.
What are the test scores at Derby Middle School?
Based on loaded state assessment records, Derby Middle School has 34% math proficiency (multi-year average, 2010-2022) and 45% reading/ELA proficiency (multi-year average, 2010-2022).
Is Derby Middle School a charter school?
No, Derby Middle School is not a charter school. It is a traditional public school operated by the local school district.
Is Derby Middle School a Title I school?
No, Derby Middle School is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Derby Middle School?
66.3% of students at Derby Middle School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
School factsNCES Common Core of Data (CCD) (SY 2023–24)
- Grades
- 6th – 8th
- Enrollment
- 282
- Student-Teacher Ratio
- 10.8:1
- Teachers (FTE)
- 26
- Type
- regular
- Setting
- Large Suburb
- County
- Connecticut Planning Region 4
- Chronic Absenteeism (SY 2022-23)
- 22.3%
- Phone
- (203) 736-1426
- Area population (ZIP 06418)
- 12,150
- Area average commute
- 27.3 min
- Area median age
- 46.4
Official sources & links
About this school's data
Every number on this page comes from a published source with a stated period. Where a source is partial, aging, or describes a surrounding area rather than the school, that limitation is named below.
- School directory (enrollment, grades, staff, contact)
- NCES Common Core of Data (CCD) · SY 2023–24 · Medium confidence
- Source period: SY 2023–24. A newer release may be available.
- MySchoolScout rating and rank
- MySchoolScout ranking model · Low confidence
- Vintage not available. Do not use this measure alone.
- Derived as a weighted blend of the component scores shown in Academics from state assessment, EdFacts growth, and NCES resource records.
- Math proficiency
- State department of education · 2022 EdFacts · Low confidence
- Older source: 2022 EdFacts. Use as historical context.
- Available for part of the eligible units; results may not represent the full area.
- Derived from source records rather than read directly from one field.
- Reading/ELA proficiency
- State department of education · 2022 EdFacts · Low confidence
- Older source: 2022 EdFacts. Use as historical context.
- Available for part of the eligible units; results may not represent the full area.
- Derived from source records rather than read directly from one field.
- Student progress (growth)
- NCES EdFacts · Mixed source periods · Low confidence
- Vintage not available. Do not use this measure alone.
- Available for part of the eligible units; results may not represent the full area.
- Derived as the fitted year-over-year slope of proficiency from multi-year assessment records.
- Neighborhood (income, housing, education)
- U.S. Census ACS 5-year estimates · ACS 2019–2023 5-year estimates · Low confidence
- Older source: ACS 2019–2023 5-year estimates. Use as historical context.
- Reported for the ZCTA for ZIP 06418; this does not measure the attendance area.
Evidence periods: Rating mixed/unknown input periods; assessments multi-year average, 2010-2022; directory SY 2023–24
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