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Union High School

Public Grades 9-12
326th
SchoolDigger Rank ?
of 434 New Jersey High Schools
Better than 25% of New Jersey high schools
Summary

Union High School is a public high school located in Union, New Jersey, serving 2,363 students in grades 9-12. The school is part of the Township of Union School District, which is ranked 426 out of 609 districts in the state and has a 2-star rating from SchoolDigger.

Union High School has consistently ranked in the bottom half of New Jersey high schools, ranging from 217 to 326 out of 400-430 schools over the past 10 years, and has a 2-star rating from SchoolDigger, indicating it is performing below average compared to other high schools in the state. The school's performance varies significantly across different student subgroups, with Asian and African American students performing relatively better, while Hispanic and White students, as well as English Language Learners and Special Education students, perform below average. Union High School's four-year graduation rate has ranged from 88.1% to 92.3%, slightly below the state average, and its dropout rate has been between 0.3% and 1.2%, which is relatively low.

Compared to nearby high schools, such as Cranford High School and Millburn High School, which consistently rank in the top 10-15% of New Jersey high schools and have much higher academic performance, Union High School generally performs worse on key metrics. The school's lower performance may be influenced by the socioeconomic challenges faced by a significant portion of its student population, as well as its lower per-student spending of $8,460, which is below the state average.

2,410
Students ?
15.3
Student/teacher ratio ?
$8,460
Per pupil spending ?
51.2%
Free/discounted lunch ?
 2350 North Third Street
       Union, NJ  07083

(908) 851-6500

District: Township of Union School District


Feeder schools for Union High School:

Elementary:    Battle Hill Elementary
    Connecticut Farms Elementary
    Franklin Elementary
    Hannah Caldwell Elementary
    More...
Middle:    Burnet Middle School
    Jefferson Elementary
    Kawameeh Middle School
Racial breakdown:

African American:
44.7%
Hispanic:
30.2%
White:
13.4%
more
 See top rated New Jersey high schools

 Compare Union High School to nearby high schools!
At a glance
▼ Ranking trend: Declining — 32nd percentile in 2015 → 25th in 2025
Strengths
✓95% graduate in 4 years — above the New Jersey average (89%)
Worth a look
!Test scores below the New Jersey average (34% vs 49% meeting standards)
!In the lower quartile statewide (25th percentile)
!High chronic absenteeism (23% vs 14% New Jersey)
Students meeting standards (2024-2025) ?
This school34%
District avg36%
New Jersey avg49%
326th of 434
New Jersey public high schools ?
Bottom 25%▼ down 7 pts since 2015
From bottom 32% (2015) to bottom 25% (2025)
See the entire ranking list of New Jersey High Schools →
★★★★★
SchoolDigger rating ?
426th of 609Township of Union School District among New Jersey districts
Statewide rank percentile over time (100 = the top-ranked school in the state; click a legend item to add a student group)
Show full rank history (all student groups)

All Students

YearAvg scoreStatewide rankNew Jersey percentileRating
202527.6326 of 43424.9%★☆☆☆☆
202431.1301 of 42929.8%★★☆☆☆
202326.0297 of 42229.6%★☆☆☆☆
202228.4279 of 41532.8%★★☆☆☆
202131.9253 of 40537.5%★★☆☆☆
201940.6217 of 41647.8%★★☆☆☆
201839.6219 of 41547.2%★★☆☆☆
201729.3286 of 41130.4%★★☆☆☆
201630.1280 of 40931.5%★★☆☆☆
201530.9277 of 40631.8%★★☆☆☆
201441.1311 of 41124.3%★☆☆☆☆
201343.5288 of 39627.3%★☆☆☆☆
201234.1302 of 38822.2%★☆☆☆☆
201129.3303 of 37819.8%★☆☆☆☆
201030.1302 of 37118.6%★☆☆☆☆
200933.9287 of 37022.4%★☆☆☆☆
200833.3279 of 35922.3%★☆☆☆☆
200740.9259 of 36128.3%★☆☆☆☆
200636.2270 of 35724.4%★☆☆☆☆
200533.1271 of 35122.8%★☆☆☆☆
200443.7245 of 34829.6%★★☆☆☆
200341.9240 of 34330.0%★★☆☆☆

African American

YearAvg scoreStatewide rankNew Jersey percentileRating
202544.5149 of 28347.3%★★☆☆☆
202451.6118 of 28258.2%★★★☆☆
202349.680 of 25068.0%★★★☆☆
202250.583 of 25667.6%★★★☆☆
202152.292 of 24762.8%★★★☆☆
201971.739 of 25484.6%★★★★☆
201862.659 of 26677.8%★★★★☆

Asian

YearAvg scoreStatewide rankNew Jersey percentileRating
202525.9151 of 19020.5%★☆☆☆☆
202425.7162 of 19115.2%★☆☆☆☆
202328.5124 of 17227.9%★☆☆☆☆
202215.0156 of 17510.9%★☆☆☆☆
202128.5133 of 16519.4%★☆☆☆☆
201932.3139 of 19127.2%★☆☆☆☆
201830.5147 of 19825.8%★☆☆☆☆

English Language Learner

YearAvg scoreStatewide rankNew Jersey percentileRating
202534.1135 of 21537.2%★★☆☆☆
202421.5171 of 19110.5%★☆☆☆☆
202348.752 of 16167.7%★★★☆☆
202230.295 of 13730.7%★★☆☆☆
202150.333 of 10167.3%★★★☆☆
201955.544 of 13868.1%★★★☆☆
201828.6113 of 14622.6%★☆☆☆☆

Female

YearAvg scoreStatewide rankNew Jersey percentileRating
202530.1316 of 42625.8%★☆☆☆☆
202435.8280 of 42033.3%★★☆☆☆
202324.1301 of 41627.6%★☆☆☆☆
202228.7274 of 41433.8%★★☆☆☆
202133.6251 of 40237.6%★★☆☆☆
201942.8211 of 40848.3%★★☆☆☆
201840.4226 of 40343.9%★★☆☆☆

Hispanic

YearAvg scoreStatewide rankNew Jersey percentileRating
202539.8247 of 40639.2%★★☆☆☆
202432.8277 of 40331.3%★★☆☆☆
202338.9191 of 38550.4%★★★☆☆
202236.4214 of 38244.0%★★☆☆☆
202143.6180 of 37451.9%★★★☆☆
201946.7159 of 36456.3%★★★☆☆
201847.8162 of 36856.0%★★★☆☆

Low Socio Economic Status

YearAvg scoreStatewide rankNew Jersey percentileRating
202537.8241 of 37736.1%★★☆☆☆
202448.3165 of 35853.9%★★★☆☆
202339.2176 of 34448.8%★★☆☆☆
202244.5139 of 32457.1%★★★☆☆
202152.1111 of 32666.0%★★★☆☆
201963.178 of 34777.5%★★★★☆
201853.4117 of 34566.1%★★★☆☆

Male

YearAvg scoreStatewide rankNew Jersey percentileRating
202530.8299 of 42629.8%★★☆☆☆
202428.0306 of 41927.0%★☆☆☆☆
202326.3271 of 41434.5%★★☆☆☆
202227.6266 of 41035.1%★★☆☆☆
202132.5248 of 40238.3%★★☆☆☆
201938.3213 of 40747.7%★★☆☆☆
201836.7228 of 40543.7%★★☆☆☆

Special Education

YearAvg scoreStatewide rankNew Jersey percentileRating
202527.2278 of 35922.6%★☆☆☆☆
202426.0268 of 36125.8%★☆☆☆☆
202337.8176 of 33948.1%★★☆☆☆
202231.9223 of 34435.2%★★☆☆☆
202126.4249 of 33325.2%★☆☆☆☆
201943.3162 of 34953.6%★★★☆☆
201842.7165 of 35553.5%★★★☆☆

White

YearAvg scoreStatewide rankNew Jersey percentileRating
202527.8272 of 34721.6%★☆☆☆☆
202436.6226 of 34534.5%★★☆☆☆
202313.8296 of 33511.6%★☆☆☆☆
202231.3217 of 33535.2%★★☆☆☆
202119.6290 of 33613.7%★☆☆☆☆
201934.2199 of 33941.3%★★☆☆☆
201835.6199 of 34041.5%★★☆☆☆
How student groups rank statewide ? (each group's percentile vs the same group at other schools — higher is better; the +/- beside each compares the group with this school's overall percentile)
African American (2025)47th percentile+22 vs school
Hispanic (2025)39th percentile+14 vs school
English Language Learner (2025)37th percentile+12 vs school
Low Socio Economic Status (2025)36th percentile+11 vs school
Male (2025)30th percentile+5 vs school
Female (2025)26th percentile~ school
Special Education (2025)23rd percentile~ school
White (2025)22nd percentile-3 vs school
Asian (2025)21st percentile-4 vs school
By subject vs New Jersey (2024-2025) ?
English Language Arts73%-8 vs state
Mathematics40%-18 vs state
Geometry29%-27 vs state
Science25%-6 vs state
Algebra I5%-26 vs state

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Frequently Asked Questions about Union High School

In the 2024-25 school year, 2,410 students attended Union High School.

Students at Union High School are 45% African American, 30% Hispanic, 13% White, 9% Asian, 3% Two or more races.

Union High School ranks in the bottom 24.9% of New Jersey high schools.

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Latest New Jersey data All new data »
2024–25 attendance data, dropout rates & graduation ratesJun 13, 2026
2024–25 NJGPA, NJSLA & NJSLA-S test scoresDec 3, 2025
2023–24 attendance data, dropout rates & graduation ratesMay 8, 2025
2023–24 NJGPA test scoresJan 22, 2025


SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau and the New Jersey Department of Education.

IMPORTANT DISCLAIMERS: Not all boundaries are included. We make every effort to ensure that boundaries are up-to-date. But it's important to note that these are approximations and are for general informational purposes only. To verify legal descriptions of boundaries or school locations, contact your local tax assessor's office and/or school district.

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