The brief
A Cambridge elementary school where students score 48 points above what's typical for similar communities.
It ranks 267 of 1,793 schools in Massachusetts and 12 of 17 in Cambridge.
King Open is listed in Cambridge, and a district label does not verify attendance for an address: confirm the zoned campus with the district before you commit to a street.
- 202648%
- 202543%
- 202447%
- 202338%
- 202236%
- 2021*40%
* A COVID-affected year: test participation was uneven nationwide, so the model weights it at half.
About this school's data1 correction under review · rating: low confidence · 6 sources, 2019–2026
Every number on this page comes from a published source with a stated period. Where a source is partial, aging, an estimate, or describes a surrounding area rather than the school, that limitation is named here.
Attendance data is under correction. This existing Resources & Environment score and overall rating may still reflect an unverified attendance input.
Full Profile · 3/3 metrics
Multi-year averages used by the rating model: math 43% (multi-year average, 2009-2026) · reading/ELA 50% (multi-year average, 2009-2026).
- 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 · 2026 MCAS · Medium confidence
- Available for part of the eligible units; results may not represent the full area.
- Source period: 2026 MCAS. A newer release may be available.
- Derived from source records rather than read directly from one field.
- Reading/ELA proficiency
- State department of education · 2026 MCAS · Medium confidence
- Available for part of the eligible units; results may not represent the full area.
- Source period: 2026 MCAS. A newer release may be available.
- Derived from source records rather than read directly from one field.
- Student progress (growth)
- State assessments · 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 02139; this does not measure the attendance area.
Evidence periods: Rating mixed/unknown input periods; assessments multi-year average, 2009-2026; directory SY 2023–24
The neighborhood
Where it sits, and what the area looks like.Open the Boston school map to see school quality against home prices across the metro.
The area
- Median income
- $124,648
- Median home value
- $1,066,200
- Median rent
- $2,613/mo
- College educated
- 77.6%
- Homeownership
- 32%
- Poverty rate
- 13.2%
U.S. Census ACS 5-year estimates · ACS 2019–2023 5-year estimates for the ZCTA associated with school ZIP 02139; this is area context, not an attendance boundary.
Getting around
- Walk Score
- 96
- Walker's Paradise
- Transit Score
- 79
- Excellent Transit
- Bike Score
- 97
- Biker's Paradise
- City reported crime
- 3,037/100K
- Reported Part-1 offenses (violent + property + arson) per 100,000 residents, from the FBI Uniform Crime Reporting program for Cambridge. This is a city-level reported-crime measure, not a school safety rating.
Walk, transit and bike scores by
FBI Uniform Crime Reporting · 2025 · city context (Cambridge), not school-level safety or attendance eligibility. Source details
Source period: 2025. Freshness not available.
Compare nearby
Grade-compatible schools using the same rating model.- 9.2Compare →
- 8.9Compare →
- King Open8.2
- 7.8Compare →
- 7.4Compare →
- 6.9Compare →
- 6.5Compare →
- 6.4Compare →
- 5.1Compare →
Distance is proximity only; it is not attendance eligibility.
Enrollment path unverified: Potential public school; its attendance or application path has not been classified.
Charter · enrollment unverified: Potential charter option; enrollment requirements have not been verified.
The record
What is on file, and where each number came from.Questions families ask
What grades does King Open serve?
King Open serves students in grades Pre-K through 5th.
How many students attend King Open?
King Open has an enrollment of approximately 387 students.
What is the student-teacher ratio at King Open?
The student-teacher ratio at King Open is 9.4:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does King Open rank in MA?
King Open ranks #267 of 1,793 schools in MA.
What is King Open's MySchoolScout rating?
King Open has a current MySchoolScout rating of 8.2 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 King Open?
Based on loaded state assessment records, King Open has 43% math proficiency (multi-year average, 2009-2026) and 50% reading/ELA proficiency (multi-year average, 2009-2026).
Is King Open a charter school?
No, King Open is not a charter school. It is a traditional public school operated by the local school district.
Is King Open a Title I school?
No, King Open is not currently a Title I school.
School facts
- Grades
- Pre-K – 5th
- Enrollment
- 387
- Student-teacher ratio
- 9.4:1
- Teachers (FTE)
- 41
- Type
- Alternative
- Title I
- No
- Setting
- Midsize City
- County
- Middlesex County
- Phone
- (617) 349-6540
- Rank in district
- #12 of 17
- Schools in district
- 17
- District spending per student
- $40,666
- NCES F-33 · FY 2023 · This annual source is three years behind the current year.
- District child poverty rate
- 11.2%
- Census SAIPE · 2024
- Area population (ZIP 02139)
- 39,609
- Area average commute
- 24.7 min
- Area median age
- 29.9
NCES Common Core of Data (CCD) (SY 2023–24).
Sources and official links
Keep exploring
Related reading
Data from NCES Common Core of Data, Mass. Dept. of Elementary & Secondary Education, and U.S. Census ACS for the 2023–24 school year. Rankings computed by MySchoolScout. See all data sources.