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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

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

Full Profile · 3/3 metrics
Student Progress6.2Above Average50%
Year-over-year improvement in student test scores.
View breakdown
Years of Data4
Annual Change-0.98 pts/yr
Data Period2019–2024
TrendStable
Academics9.8Exceptional30%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency87%
Reading/ELA Proficiency82%
Math vs. State Avg+39.1 pts
Reading vs. State Avg+38.1 pts
Overall Proficiency85%
Expected (poverty-adj.)64%
vs. Expected+20.3 pts
Adjusted Percentile97th
College ReadinessNot Available

Data not available for this school

Resources & Environment5.7Average20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio12.6:1
Per-Pupil Spending$23,927

Hartshorn School — Students at Hartshorn School score 84% proficient, which is above what's typical for similar communities (expected: 64%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

0.7%

Students qualifying for federal meal assistance

Test Scores NJ NJSLA (2023-24)

Math Proficiency 84.9%
School
State
46.6%
ELA Proficiency 78.1%
School
State
47.6%

Based on 10 test records from NJ state assessments. About our data

Proficiency Trend

↓ Declining

Average proficiency (% at or above grade level) across Math & ELA over time.

2019
Math
87%
ELA
87%
2021*
Math
77%
ELA
72%
2022
Math
87%
ELA
82%
2024
Math
86.8%
ELA
74.8%

* 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.

Overall Score
7.2/10
69th percentile in NJ
Academic
9.8/10
9.8/10
Growth
6.2/10
Above average
Environment
5.7/10
Above average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
1%
Teaching Staff
13:1 student-teacher ratio
34 teachers

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.

11 schools nearby View map →

Neighborhood Context

Walk Score
14 Car-Dependent
Bike Score
25 Somewhat Bikeable
County Safety
Low (18/100K)

Powered by Walk Score

FBI UCR 2024. County-level only. Data >1 year old.

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
Data Year
2023–2024

District

Millburn Township School District
District Enrollment
4,737
Schools in District
8
Per-Pupil Spending
$25,654
District Rank
#7 of 8

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 methodology

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