Nassau & Suffolk Counties, New York Nassau grievance deadline March 31, 2027Nassau grievance deadline Mar 31
Long Island Property Tax
ZIP code 11788 · Suffolk County

Property taxes in Hauppauge, NY 11788

ZIP 11788 (Hauppauge) has 6,205 parcels in Suffolk County, including 4,801 single-family homes. The median home is valued at $721,875.

Median home value
$722k
Most homes $568k to $958k
Single-family homes
4,801
of 6,205 parcels
School districts
5
serving this ZIP code
School districts

School districts in ZIP 11788

Homes in Hauppauge (11788) 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. Hauppauge4,388 parcels in this ZIP $12,2514,388 parcels
  2. Smithtown553 parcels in this ZIP $14,000553 parcels
  3. Three Village277 parcels in this ZIP $15,322277 parcels
  4. Longwood139 parcels in this ZIP $9,972139 parcels
  5. South Country70 parcels in this ZIP $9,27070 parcels
Towns

Towns in ZIP 11788

Questions

Frequently asked questions

What is the average property tax in Hauppauge, NY 11788?

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 11788 in?

ZIP 11788 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.