Welcome to the Town of Islip Receiver of Taxes homepage. This site has been completely revamped to give taxpayers a more user-friendly experience when inquiring about property taxes.
The 2023-2024 tax collection for this office ended on May 31, 2024. For payment instructions after that date, please select “Late/Delinquent Taxes” in the navigation bar. The 2024-2025 tax year begins on December 1, 2024. No information on the upcoming tax year will be available until early-mid December.
Please see the information below regarding the 2024-2025 tax year.
The 2023-2024 tax collection for this office ended on May 31, 2024. For payment instructions after that date, please select “Late/Delinquent Taxes” in the navigation bar. The 2024-2025 tax year begins on December 1, 2024. No information on the upcoming tax year will be available until early-mid December.
Please see the information below regarding the 2024-2025 tax year.
Office Closed:
- Monday, October 14, 2024 in observance of Columbus Day
- Tuesday, November 5, 2024 in observance of Election Day
- Monday, November 11, 2024 in observance of Veterans Day
- Thursday, November 28, 2024 in observance of Thanksgiving
- Friday, November 29, 2024 day after Thanksgiving
- Tuesday, December 24, 2024 in observance of Christmas Eve
- Wednesday, December 25, 2024 in observance of Christmas Day
- Tuesday, December 31, 2024 (1/2 day) in observance of New Year’s Eve
- Wednesday, January 1, 2025 in observance of New Year’s Day
Special Dates/Hours:
- Friday, January 10, 2025 – (8:30am – 7:00pm)
- Monday, June 2, 2025 – (8:30am – 7:00pm)
The office is closed on Saturday, Sunday and holidays.
***THE 2024-2025 TAX BILL WILL BE MAILED TO THE ADDRESS ON FILE ON OR ABOUT DECEMBER 11, 2024*** You will not receive a bill in December if your property taxes are escrowed through your financial institution.
- After May 31st, any taxes plus penalty and interest must be paid to the Suffolk County Comptroller’s office, located at 330 Center Drive Riverhead, NY 11901. (631) 852-3000.
*Taxes become a lien on December 1st of each year*