At a Glance
A large, family-dense Borough Park elementary where math scores lead the district and parent engagement runs deep
Best suited for
Asian-American families — particularly those from Borough Park or nearby Brooklyn neighborhoods — looking for a high-performing elementary school with strong parent involvement, excellent math outcomes, and a safe, orderly environment. Especially well-suited for families who want their child surrounded by peers from a similar cultural and linguistic background and who value steady, demonstrable academic growth.
Overall Rating
Rating = average of NY State ELA + math proficiency, grades 3–8
Bands are Motley's thresholds on a 0–100 scale, not New York State performance levels.
How this is scored→What stands out
- Math proficiency at 88.7% — with Grade 4 reaching 94.4% — well above district averages
- ELA has climbed roughly 28 percentage points since 2016, from 43.5% to 71.4%
- 99% parent-principal trust — among the highest in the district
- 1,031 family survey responses — extraordinary parent engagement
- Near-zero suspension rate with 99% teacher-reported safety
- 97.8% attendance rate, well above the district average
Things to consider
- 93% Asian enrollment means very limited racial diversity — families seeking that exposure may want to look elsewhere
- PTA fundraising at $22 per student is well below the $61 district average, which may affect enrichment offerings and classroom resources
- Teacher trust in the principal (88%) is notably lower than parent trust (99%) — worth asking about on a tour
- Class size of 25 matches the district average, so don't expect unusually small groups
- High economic need index (88.6%) means many families navigate financial pressures despite strong school outcomes
Based on 2024-25 data
School SummaryDistrict 20
P.S. 105 sits among the stronger elementary schools in Brooklyn's District 20, outpacing the district average on every major academic and climate metric. Its overall score of 3.2/4 exceeds the district's 2.75, and the math scores in particular put it in the top tier locally. Among district peers, it performs competitively with the Christa McAuliffe School (94/100), the strongest in the area, and ahead of the Madeleine Brennan School (83/100) and P.S. 127 McKinley Park (82/100).
Academics
Math proficiency at 88.7% is one of the strongest showings in District 20, sitting roughly 17 points above the district average of 71.2%. ELA proficiency at 71.4% is also above the district's 66.2% average, but the more striking story is the trajectory: ELA scores have climbed from 43.5% in 2016 to 71.4% in 2025 — a gain of nearly 28 percentage points in less than a decade. Grade 4 math is particularly exceptional at 94.4%, and the overall quality score of 3.2/4 reflects sustained improvement rather than a single-year spike.
Culture
This is a school where families show up — attendance runs at 97.8%, well above the district average of 94.2%, and chronic absenteeism is low (around 4-5%). Parents report near-universal trust in both teachers (98%) and the principal (99%), with overall satisfaction at 97% versus the district's 94.3%. Teachers feel similarly positive about instruction quality (97% vs. district 92.2%) and safety (99% vs. district 96.5%). The one wrinkle worth noting: teacher trust in the principal sits at 88% — still strong, but the lowest staff-side metric in the survey. Discipline is essentially a non-issue — just one suspension in 2023-24, well below the district average of 0.3%.
Community
The student body is 93% Asian, with very small shares of Black (1%), Hispanic (5%), and White (2%) students — one of the least racially diverse schools in the city, though closely reflective of the surrounding Borough Park community, which has a large and longstanding Asian-American population including many immigrant and first-generation families. The economic need index of 88.6% indicates a high share of students from lower-income households, which makes the strong academic performance all the more notable. PTA fundraising runs at $22 per student — well below the district's $61 per student average — though the 1,031 family survey responses suggest engagement is high even if dollars raised are modest.
Neighborhood
Borough Park is one of Brooklyn's most family-dense neighborhoods — nearly 46% of households include children, more than almost anywhere else in the borough. Median household income sits at $52,529, with a poverty rate of 32.8%, and homeownership is relatively low at 29.1% even though median home values reach $1.16 million. About one in five adults holds a bachelor's degree. It's a community shaped by large families, immigrant roots, and dense, walkable blocks.
Three subway options within a 10-minute walk: the N at Fort Hamilton Parkway (about 4 minutes), the N at 8 Avenue (about 9 minutes), and the D at 55 Street (about 10 minutes).
Academic Performance
ELA Proficiency
Students scoring proficient or above on the NY State ELA exam.
NYC DOE InfoHub · 2022-23
Math Proficiency
Students scoring proficient or above on the NY State Math exam.
NYC DOE InfoHub · 2022-23
Historical Trends
The dashed line marks 2023, when New York changed its grades 3–8 state tests. Scores before and after it aren’t directly comparable.
2020–2021 data unavailable due to COVID-19
Source: NYC DOE School Quality Reports
Survey Results
NYC School Survey (2025) · 1031 families responded (95% rate)
Racial & Ethnic Diversity
NYC DOE InfoHub · 2022-23
PTA Fundraising
Source: DOE Local Law 171 disclosure
Discipline
NYSED Student & Educator Database (2023-24)
Economic Need & Special Populations
How to get in, step by step
Kindergarten
P.S. 105 The Blythebourne has an attendance zone. At elementary level, in-zone students get a guaranteed seat. Every family still applies on MySchools: the application confirms the zoned seat, and ranking other schools doesn't cost you it.
Kindergarten application
- Opens
- Wed, Dec 9
- Closes
- Fri, Jan 22
- Offers
- Tue, Mar 30
The DOE’s published dates.
- 1Check that your address is inside the zone — zones change, so confirm it before you sign a lease.
- 2Apply during the kindergarten application, even with a zoned seat.
- 3Rank this school along with any others you'd take, in true preference order.
Open houses and tours
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From the MySchools admissions calendar, checked weekly.
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Frequently Asked Questions
- Is P.S. 105 The Blythebourne a good school?
- On Motley, P.S. 105 The Blythebourne earns an overall rating of 80/100 — the average of the school's New York State ELA and math proficiency, grades 3–8, shown out of 100. Its state test results run above the District 20 average.
- What grades does P.S. 105 The Blythebourne serve?
- P.S. 105 The Blythebourne serves grades K to 5.
- How do students get into P.S. 105 The Blythebourne?
- P.S. 105 The Blythebourne admits by zone — children who live in its attendance zone get a guaranteed seat.
- Is P.S. 105 The Blythebourne public, charter, or private?
- P.S. 105 The Blythebourne is a public school in NYC Community School District 20.
- What neighborhood is P.S. 105 The Blythebourne in?
- P.S. 105 The Blythebourne is in Borough Park, Brooklyn.