School District · New Jersey
Hillsborough Township School District
📍 Flagtown, NJ · Somerset County · NCES LEAID 3407230
District Contact & InformationSource: NCES CCD 2024–25
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Grades Served
Pre-K – 12th
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District Mailing Address
379 South Branch Road, Hillsborough, NJ 08844
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NCES District ID (LEAID)
3407230
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District Type
Public School District
Zip Codes Served by Hillsborough Township School District2 zip codes
Frequently Asked Questions
What zip codes are in Hillsborough Township School District?▼
Hillsborough Township School District serves 2 zip codes: 08821, 08844. Zip codes and district boundaries do not line up exactly, so confirm your exact address with the district office before you rely on an assignment.
How is Hillsborough Township School District rated?▼
Hillsborough Township School District has an overall rating of 9 out of 10 (Excellent), based on the share of students proficient in reading and math on state assessments (NCES EDFacts). That places it in the 81st percentile among New Jersey school districts. Ratings are percentile-ranked within New Jersey only and are not comparable across states.
How many students attend Hillsborough Township School District?▼
The NCES Common Core of Data directory reports enrollment of 7,265 students across 9 schools for Hillsborough Township School District.
What grades does Hillsborough Township School District serve?▼
Hillsborough Township School District is listed in the NCES directory as serving grades Pre-K – 12th.
How do I contact Hillsborough Township School District?▼
You can reach Hillsborough Township School District by phone at (908)431-6600 or by mail at 379 South Branch Road, Hillsborough, NJ 08844. Contact details come from the NCES district directory and are the best way to confirm which school your address is assigned to.
About Hillsborough Township School District
Hillsborough Township School District is a public school district serving 2 zip codes in New Jersey, primarily in Somerset County. It carries an overall rating of 9/10 (Excellent), the 81st percentile among New Jersey districts. That rating reflects the share of students proficient in reading and math on state assessments (NCES EDFacts, 2021–22 for most districts with a 2017–18 fallback for the rest) and is ranked only against other New Jersey districts — scores are not comparable between states. Directory details on this page come from the NCES Common Core of Data, 2024–25.
District boundaries are address-specific and do not follow zip code lines exactly — a single zip code can
be split between two or more districts. Use the zip codes listed above as a starting point, then confirm your
assignment with the district office at (908)431-6600 before making a housing decision.