Property taxes in the Town of Shelter Island, NY
The Town of Shelter Island in Suffolk County has 3,311 parcels across 1 school district. The median single-family home is valued at $1,643,500.
- Median home value
- $1.64M
- Most homes $1.00M to $4.30M
- Single-family homes
- 2,514
- of 3,311 parcels
- School districts
- 1
- serving this town
- Suffolk median bill
- $11,298/yr
- county-wide, for context
School districts in the Town of Shelter Island
Median bills by district. The school portion is typically 60–75% of the whole bill, so two neighbors in the same town can pay very different amounts.
- Shelter Island3,311 parcels here $9,8143,311 parcels
Suffolk County median, $11,298
ZIP codes in the Town of Shelter Island
Property tax figures for each ZIP code in Shelter Island.
- Shelter Island 932 parcels
- 11965 611 parcels
- Sag Harbor 29 parcels
- Garden City 24 parcels
- Port Washington 20 parcels
- Hauppauge 19 parcels
- Rockville Centre 16 parcels
- Manhasset 14 parcels
- Huntington 11 parcels
- Northport 9 parcels
- East Hampton 9 parcels
Frequently asked questions
What is the average property tax in the Town of Shelter Island?
Bills in the Town of Shelter Island vary by school district; the school portion is typically 60–75% of the bill. Use the property tax calculator for an estimate on any address.
When is the tax grievance deadline in the Town of Shelter Island?
Suffolk County towns, including Shelter Island, accept grievance applications through Grievance Day, the third Tuesday in May, at the town’s Board of Assessment Review. See the Shelter Island grievance guide.
How does the Town of Shelter Island compare with other Suffolk County towns?
Compare median bills across every Suffolk County town and district on the Long Island tax map, or see the Suffolk County overview.
More for Shelter Island homeowners
Tracking Shelter Island tax rates?
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. data.ny.gov
- Town SWIS codes: NY State ORPTS standard codes that map municipalities to assessment rolls.
Estimates only, not professional advice. Verify with the Suffolk County Receiver of Taxes before making financial decisions.