Property taxes in Smithtown, NY 11787
ZIP 11787 (Smithtown) has 12,099 parcels in Suffolk County, including 11,273 single-family homes. The median home is valued at $690,000.
- Median home value
- $690k
- Most homes $497k to $961k
- Single-family homes
- 11,273
- of 12,099 parcels
- School districts
- 5
- serving this ZIP code
School districts in ZIP 11787
Homes in Smithtown (11787) 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.
- Smithtown8,540 parcels in this ZIP $14,0008,540 parcels
- Hauppauge2,212 parcels in this ZIP $12,2512,212 parcels
- Commack344 parcels in this ZIP $14,683344 parcels
- Kings Park252 parcels in this ZIP $12,564252 parcels
- Brookhaven-Comsewogue84 parcels in this ZIP $11,35884 parcels
Towns in ZIP 11787
- Smithtown 11,329 parcels
- Brookhaven 319 parcels
- Islip 178 parcels
- Babylon 78 parcels
- Huntington 45 parcels
Frequently asked questions
What is the average property tax in Smithtown, NY 11787?
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 11787 in?
ZIP 11787 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.
Tracking property tax in Smithtown (11787)?
One short email when rates, exemption deadlines or grievance windows change.
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.