Very Good
#767 of 2,463 schools in NJ
Top 31% in state
Hartshorn School
Elementary School · Millburn Township School District
400 HARTSHORN DRIVE, Short Hills, NJ 07078
Enrollment
428
Student-Teacher
12.6:1
Score
7.2
Grades
Kindergarten – 4th
Enrollment
428
Student-Teacher
12.6:1
Score
7.2
Grades
Kindergarten – 4th
Updated
2022-23
Updated 2022-23
How this school compares
In Short Hills
#3 of 3
public schools
New Jersey elementary schools
#473 of 1,496
In district
#7 of 8
Millburn Township School District
Academic performance
9.8 / 10
Exceptional
About Hartshorn School
Hartshorn School serves 428 students from kindergarten through fourth grade in Short Hills, New Jersey, earning recognition as one of the state's top-performing elementary schools. With a student-teacher ratio of 12.6:1 across 34 full-time equivalent teachers, the school maintains an intimate learning environment that supports strong academic achievement. The school demonstrates exceptional academic performance, ranking #195 out of 2,475 elementary schools statewide, placing it in the 92nd percentile.
Students consistently excel in core subjects, with 82% achieving proficiency or above in English Language Arts and an impressive 87% meeting or exceeding standards in mathematics. This strong foundation reflects the school's commitment to elementary education excellence. Hartshorn School benefits from its location in an affluent and highly educated community where 89% of residents hold bachelor's degrees or higher.
The neighborhood's median household income exceeds $250,000, and the median home value reaches $1,566,500, creating a supportive environment for educational investment. With a low poverty rate of 3.7%, the community demonstrates strong socioeconomic stability that often correlates with educational resources and family engagement. The school operates within Short Hills' large suburban setting in Essex County, providing students with the advantages of both excellent academics and a well-established residential community known for its commitment to education.
Score Breakdown
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Data not available for this school
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Hartshorn School — Students at Hartshorn School score 84% proficient, which is above what's typical for similar communities (expected: 64%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
0.7%
Students qualifying for federal meal assistance
Test Scores NJ NJSLA (2023-24)
Based on 10 test records from NJ state assessments. About our data
Proficiency Trend
↓ DecliningAverage proficiency (% at or above grade level) across Math & ELA over time.
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Source: EdFacts (NCES) and state assessment data. Growth score: 6.2/10.
How Hartshorn School Compares
See how Hartshorn School performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has remained stable from 87% (2019) to 87% (2022). Reading/ELA proficiency has declined from 87% (2019) to 82% (2022).
Location
400 HARTSHORN DRIVE, Short Hills, NJ 07078
Nearby Alternatives
Families considering Hartshorn School may also want to explore other elementary schools in the area. Jefferson Elementary School (rated 8.4/10, 1.9 miles away, in nearby Summit), which scores notably higher. Another option is Brayton Elementary School (rated 8.4/10, 2.0 miles away, in nearby Summit), which scores notably higher. Additionally, Washington Elementary School (rated 8.2/10, 1.7 miles away, in nearby Summit), which scores slightly higher. For more schools in Short Hills, see our Short Hills schools guide .
Nearby Schools
20 within 1.9 mi| School | Distance | Rating |
|---|---|---|
| Glenwood School Short Hills | 0.7 mi | 8.0 |
| THE WINSTON SCHOOL Short Hills | 0.9 mi | 7.2 |
| THE MONTESSORI CHILDRENS ACADEMY Short Hills | 1.0 mi | 7.5 |
| Lincoln-Hubbard Elementary School Summit | 1.3 mi | 7.2 |
| CPC WEEKDAY NURSERY SCHOOL & KINDERGARTEN Summit | 1.6 mi | 5.2 |
| KENT PLACE SCHOOL Summit | 1.5 mi | 6.9 |
| ST ROSE OF LIMA ACADEMY Short Hills | 1.5 mi | 6.6 |
| Lawton C. Johnson Summit Middle School Summit | 1.7 mi | 7.9 |
| ST TERESA EARLY CHILDHOOD CENTER Summit | 1.6 mi | — |
| Primary Center at Jefferson Summit | 1.9 mi | 6.1 |
| Jefferson Elementary School Summit | 1.9 mi | 8.4 |
| Millburn High School Millburn | 1.6 mi | 8.9 |
| CORNERSTONE SCHOOL OF SUMMIT Summit | 1.7 mi | — |
| ORATORY PREPARATORY SCHOOL Summit | 1.6 mi | 5.9 |
| FAR BROOK SCHOOL Short Hills | 1.7 mi | 7.1 |
| Washington Elementary School Summit | 1.7 mi | 8.2 |
| Summit High School Summit | 1.8 mi | 7.5 |
| Millburn Middle School Millburn | 1.7 mi | 7.3 |
| Brayton Elementary School Summit | 2.0 mi | 8.4 |
| Deerfield School Short Hills | 1.9 mi | 7.9 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 07078 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$250,001
Median Home Value
$1,627,300
Median Rent
$3,363/mo
Population
14,183
College Educated
90.1%
Homeownership
88.4%
Avg Commute
44.9 min
Poverty Rate
3.3%
Median Age
41
Community Profile
The community surrounding Hartshorn School has a median household income of $250,001. It is a well-educated community where 90% of adults hold a bachelor's degree or higher. The median home value in the area is $1,627,300, with a median rent of $3,363/month. The local poverty rate of 3.3% is relatively low. The average commute in the area is 45 minutes, which is above the national average. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| A. Russell Knight Elementary School Cherry Hill, NJ | 7.2 |
| Bells Elementary School Turnersville, NJ | 7.2 |
| Gladys Nunery School Jersey City, NJ | 7.2 |
| Helen I. Smith School Saddle Brook, NJ | 7.2 |
| Howard B. Brunner Elementary School Scotch Plains, NJ | 7.2 |
| Irving Primary School Highland Park, NJ | 7.2 |
Frequently Asked Questions
Common questions about Hartshorn School
What grades does Hartshorn School serve?
Hartshorn School serves students in grades Kindergarten through 4th.
How many students attend Hartshorn School?
Hartshorn School has an enrollment of approximately 428 students.
What is the student-teacher ratio at Hartshorn School?
The student-teacher ratio at Hartshorn School is 12.6:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Hartshorn School rank in NJ?
Hartshorn School is ranked #767 out of 2,463 schools in NJ.
What is Hartshorn School's MySchoolScout rating?
Hartshorn School has a composite rating of 7.2 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.
What are the test scores at Hartshorn School?
Based on the most recent state assessment data, Hartshorn School has 84.9% math proficiency and 78.1% reading/ELA proficiency.
Is Hartshorn School a charter school?
No, Hartshorn School is not a charter school. It is a traditional public school operated by the local school district.
Is Hartshorn School a Title I school?
No, Hartshorn School is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Hartshorn School?
0.7% of students at Hartshorn 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.
Neighborhood Context
Quick Facts NCES CCD (SY 2022-23)
- Grades
- Kindergarten – 4th
- Enrollment
- 428
- Student-Teacher Ratio
- 12.6:1
- Teachers (FTE)
- 34
- Free/Reduced Lunch
- 0.7%
- Type
- regular
- Setting
- Large Suburb
- County
- Essex County
- Phone
- (973) 379-7550
- Data Year
- 2023–2024
Resources & Links
District
Millburn Township School District- District Enrollment
- 4,737
- Schools in District
- 8
- Per-Pupil Spending
- $25,654
- District Rank
- #7 of 8
Other Schools in This District
How We Rate Schools
Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.
Read our full methodologyRelated reading
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