County directory · New Jersey · 2026–27
School districts in Union County, NJ
Union County has 22 regular public school districts, enrolling 97,390 students in 2024–25. The largest is Elizabeth Public Schools (28,454 students, 29% of the county), followed by Plainfield Public School District and Township of Union School District. All 22 offer kindergarten. New Jersey's kindergarten cutoff: turn 5 by October 1 (a minimum; districts may admit younger).
The 22 districts, largest first
| District and office | Grades | Schools | Students | Kindergarten | District office contact |
|---|---|---|---|---|---|
| Elizabeth Public Schools 500 North Broad Street, Elizabeth | Pre-K–12 | 37 | 28,454 | 1,776 | (908) 436-5000 |
| Plainfield Public School District 1200 Myrtle Avenue, Plainfield | Pre-K–12 | 16 | 10,195 | 765 | (908) 731-4200 |
| Township of Union School District 2369 Morris Avenue, Union | Pre-K–12 | 10 | 8,030 | 501 | (908) 851-6400 |
| Linden Public School District 2 E. Gibbons Street, Linden | Pre-K–12 | 11 | 6,664 | 461 | (908) 486-2800 |
| Westfield Public School District 302 Elm Street, Westfield | Pre-K–12 | 10 | 5,931 | 185 | (908) 789-4420 |
| Scotch Plains-Fanwood School District 313 South Ave, Fanwood | Pre-K–12 | 8 | 5,752 | 415 | (908) 232-6161 |
| Rahway Public School District 1157 Kline Place, Rahway | Pre-K–12 | 6 | 4,311 | 268 | (732) 396-1000 |
| Summit Public School District 14 Beekman Terrace, Summit | Pre-K–12 | 9 | 4,013 | 276 | (908) 918-2100 |
| Cranford Public School District 132 Thomas Street, Cranford | Pre-K–12 | 7 | 3,793 | 223 | (908) 272-9100 |
| Roselle Public School District 710 LOCUST STREET, ROSELLE | Pre-K–12 | 7 | 3,220 | 220 | (908) 298-2040 |
| Hillside Public School District 195 Virginia Street, Hillside | Pre-K–12 | 7 | 3,010 | 180 | (908) 352-7664 |
| Berkeley Heights School District 345 Plainfield Avenue, Berkeley Heights | Pre-K–12 | 6 | 2,349 | 149 | (908) 464-1718 |
| New Providence School District 356 Elkwood Avenue, New Providence | Pre-K–12 | 4 | 2,298 | 146 | (908) 464-9050 |
| Clark Township Public School District 365 Westfield Avenue, Clark | Pre-K–12 | 5 | 2,297 | 129 | (732) 574-9600 |
| Springfield Public School District 139 Mountain Avenue, Springfield | Pre-K–12 | 5 | 2,229 | 155 | (973) 376-1025 |
| Roselle Park Public School District 510 CHESTNUT STREET, ROSELLE PARK | Pre-K–12 | 5 | 2,071 | 123 | (908) 245-1197 |
| Kenilworth School District 426 Boulevard, Kenilworth | Pre-K–12 | 3 | 1,451 | 81 | (908) 276-1644 |
| Mountainside School District 1497 Woodacres Drive, Mountainside | Pre-K–8 | 2 | 762 | 72 | (908) 232-8828 |
| Garwood Boro 500 East Street, Garwood | Pre-K–8 | 1 | 418 | 39 | (908) 789-0331 |
| Winfield Township 7 1/2 Gulfstream Avenue, Winfield Twp | Pre-K–8 | 1 | 142 | 14 | (908) 486-7410 |
| Morris-Union Jointure Commission School District 340 Central Avenue, New Providence | Pre-K–12 | 2 | 0 | 0 | (908) 464-7625 |
| Union County Educational Services Commission 45 Cardinal Drive, Westfield | Pre-K–12 | 6 | 0 | 0 | (908) 233-9317 |
Union County at a glance
Together the 22 districts run 168 schools from offices in 20 towns. The smallest by enrollment is Union County Educational Services Commission, with 0 students; the median Union County district has 2,349. By grade span: 19 Pre-K–12 and 3 Pre-K–8.
Kindergarten in 2024–25, counting the 20 districts that report a K grade: 6,178 children. The biggest kindergarten was Elizabeth Public Schools's, with 1,776; Plainfield Public School District had 765, and the smallest, Winfield Township, had 14.
Union County holds 22 of New Jersey's 559 regular districts (3.9%) and 7.5% of its 1,298,502 public school students, ranking 12th of 21 counties by number of districts and 4th by enrollment. By size, 6 enroll 5,000 or more, 11 enroll 1,000 to 4,999 and 5 have fewer than 1,000 students, and the average school here has about 580 students.
Which district am I in?
Each district draws its own attendance zones, so your home address decides it. There is no address lookup here; ask the district. Each one's own site:
Elizabeth Public Schools · Plainfield Public School District · Township of Union School District · Linden Public School District · Westfield Public School District · Scotch Plains-Fanwood School District · Rahway Public School District · Summit Public School District · Cranford Public School District · Roselle Public School District · Hillside Public School District · Berkeley Heights School District · New Providence School District · Clark Township Public School District · Springfield Public School District · Roselle Park Public School District · Kenilworth School District · Mountainside School District · Garwood Boro · Winfield Township · Morris-Union Jointure Commission School District · Union County Educational Services Commission
What grade will my child be in?
More in New Jersey
Every New Jersey district by county · New Jersey kindergarten cutoff
More New Jersey county directories: Atlantic County (23) · Bergen County (75) · Burlington County (38) · Camden County (38) · Cape May County (15) · Warren County (22)