Nassau & Suffolk Counties, New York Nassau grievance deadline March 31, 2027Nassau grievance deadline Mar 31
Long Island Property Tax
ZIP code 11901 · Suffolk County

Property taxes in Riverhead, NY 11901

ZIP 11901 (Riverhead) has 7,171 parcels in Suffolk County, including 5,104 single-family homes. The median home is valued at $469,363.

Median home value
$469k
Most homes $282k to $820k
Single-family homes
5,104
of 7,171 parcels
School districts
5
serving this ZIP code
School districts

School districts in ZIP 11901

Homes in Riverhead (11901) are zoned into these school districts. The school portion is typically 60–75% of the bill, so the district on your tax bill matters more than the ZIP on your mail.

  1. Riverhead5,786 parcels in this ZIP $8,9485,786 parcels
  2. Longwood146 parcels in this ZIP $9,972146 parcels
  3. South Country146 parcels in this ZIP $9,270146 parcels
  4. Wyandanch123 parcels in this ZIP $9,521123 parcels
  5. William Floyd93 parcels in this ZIP $6,69693 parcels
Towns

Towns in ZIP 11901

Questions

Frequently asked questions

What is the average property tax in Riverhead, NY 11901?

It depends on the school district. Within one ZIP code, bills can differ two- or threefold between districts. Use the property tax calculator for an estimate on any address.

What county is ZIP 11901 in?

ZIP 11901 is in Suffolk County.

How do I lower property taxes in this ZIP code?

Apply for every exemption you qualify for (STAR, Enhanced STAR, senior, veterans) and consider a tax grievance if comparable homes nearby are assessed lower than yours.

Method

Methodology and sources

  • Parcels and assessment values: NY State Office of Real Property Tax Services (ORPTS) combined parcel file, roll year 2025.
  • ZIP to hamlet names: USPS ZIP code areas and Long Island hamlet names.

Estimates only, not professional advice.