Nassau & Suffolk Counties, New York Nassau grievance deadline March 31, 2027Nassau grievance deadline Mar 31
Long Island Property Tax
ZIP code 11740 · Suffolk County

Property taxes in Greenlawn, NY 11740

ZIP 11740 (Greenlawn) has 2,984 parcels in Suffolk County, including 2,881 single-family homes. The median home is valued at $755,556.

Median home value
$756k
Most homes $528k to $1.09M
Single-family homes
2,881
of 2,984 parcels
School districts
5
serving this ZIP code
School districts

School districts in ZIP 11740

Homes in Greenlawn (11740) 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. Harborfields2,053 parcels in this ZIP $14,4192,053 parcels
  2. Elwood778 parcels in this ZIP $13,844778 parcels
  3. Northport-East Northport64 parcels in this ZIP $10,85864 parcels
  4. South Huntington19 parcels in this ZIP $11,29819 parcels
  5. Huntington15 parcels in this ZIP $12,10915 parcels
Towns

Towns in ZIP 11740

Questions

Frequently asked questions

What is the average property tax in Greenlawn, NY 11740?

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 11740 in?

ZIP 11740 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.