Property taxes in East Islip, NY 11730

ZIP 11730 (East Islip) contains 4,588 parcels in Suffolk County, including 4,276 single-family homes. The median home value is $603,730.

Median home value

$604k

P10 $473k · P90 $885k

Single-family parcels

4,276

of 4,588 total

School districts in ZIP

serving residents here

School districts in ZIP 11730

Residents in East Islip (11730) are zoned across these school districts. The school portion of property tax is typically 60-75% of the total bill.

East Islip $11,058/yr · 4,261 parcels
Fire Island $6,098/yr · 41 parcels
Bay Shore $12,207/yr · 39 parcels
Brentwood $8,162/yr · 27 parcels
Islip $12,718/yr · 22 parcels

Towns covered by ZIP 11730

Islip 4,441 parcels
Brookhaven 68 parcels
Babylon 48 parcels
Southold 9 parcels
Hempstead 8 parcels

Frequently asked questions

What is the average property tax in East Islip, NY 11730?

Property tax in ZIP 11730 varies by school district. The biggest factor is which school district your home falls into — within a ZIP, bills can vary 2-3x. Use the property tax calculator to get an exact estimate for any address.

What county is ZIP 11730 in?

ZIP 11730 falls within Suffolk County.

How do I lower property taxes in this ZIP?

File for exemptions (STAR, Enhanced STAR, Senior, Veterans) and consider a tax grievance if comparable homes nearby are assessed lower than yours.

Tracking property tax in East Islip (11730)?

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Methodology & sources

Parcels and assessment values: NY State Office of Real Property Services (ORPS) combined parcel file, roll year 2025.
ZIP-hamlet mapping: USPS ZIP code area + LI hamlet locality database.

Estimates only — not professional advice.