View and/or Pay Taxes

Receiver of Taxes

Alexis Weik Receiver of Taxes This email address is being protected from spambots. You need JavaScript enabled to view it.
Tax Office
40 Nassau Ave
Islip, New York 11751
(631) 224-5580

Quick Links  View/Pay Online | Pay by Mail | Hours of OperationWhere Your Taxes Go | Forms

Tax Due Dates:
January 10th (First Half)
May 31st (Second Half)


IMPORTANT: **Please note that the first half due date falls on a Sunday this year, so the following business day, Monday, January 11, 2016 will be the last day for payment without penalty.  Please click here to see office hours

*Taxes become a lien on December 1st of each year*

The following is a schedule of penalty for the first half of your taxes only:

December 1st to January 10th - No Penalty
After January 10th - 1% Penalty
After February 10th - 2% Penalty
After March 10th - 3% Penalty
After April 10th - 4% Penalty
May 11th to May 31st - 5% Penalty

After this date, taxes plus penalty and interest must be paid to the Suffolk County Treasurer, 330 Center Drive, Riverhead, NY 11901, (631) 852-3000.

To View or Make Payment of Taxes:

View/Pay Online:
*Partial payments will not be accepted online

  1.  CLICK HERE to visit the payment web site at:
  2. Each visitor will register and will be given access to two parcels.  If you own more than two parcels you will click on support and with proper information, you will be granted access to your additional properties. You will only need to register once.
  3. Any problems or questions regarding the website – you must click on support for assistance. Town of Islip cannot fix online problems. Problems with the payment website are corrected through the online company, not the Town of Islip.


    • About your tax information, contact the Town of Islip Office of the Tax Receiver at (631) 224-5580
    • About your assessment or exemptions, contact the Assessor’s office at (631) 224-5585
    • About the STAR Program, call (631) 224-5058

Methods of Payment:

    • E-Check: with a convenience fee of $2.00 (not collected by the Town of Islip)
    • All Major Credit Cards: with a convenience fee of 2.49% on the amount that is being charged (not collected by the Town of Islip)


CAUTION:  Banking websites which allow the Bill Pay option should caution you that you should not pay your local, state or federal taxes by that method. The process of Bill Pay through a banking site typically sends your payment to a Payment Center and then to a mail-house. This will often result in a late payment. If you choose to use this method you will be responsible for any penalties that may occur if the payment is received late.*This does NOT refer to the Town of Islip Online Tax Payment System.

** Please note that not all bank accounts are online compatible.  Accounts such as money market, trust or line of credit etc. may not be compatible with making an online payment.  Please check with your bank or financial institution for details.


Pay by Mail:
Payments can be made by credit card or by check. Make checks payable to Alexis Weik, Receiver of Taxes. Mail payments to Town of Islip Tax Receiver’s Office, 40 Nassau Avenue, Islip NY 11751. Envelopes must be postmarked by the due dates of January 10th for the first half of your taxes and by May 31st for the second half of your taxes. Refer to the back of your tax bill for penalty information.

*Important information to note when paying by mail:

  1. Always include a daytime phone number on your check.
  2. No meter postage will be accepted.
  3. No vending machine or online postage will be accepted without a USPS postmark.
  4. Using a online stamp site or vending machine stamp will not guarantee an official USPS Postmark on an envelope.


Pay in Person: Visit us at 40 Nassau Avenue in Islip. Building is adjacent to Islip Town Hall.

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Hours of Operation for the 2015 / 2016 Tax Calendar:

Regular Office Hours:   8:30 am to 4:30 pm
    Monday through Friday
Office Closed:   Thursday, December 24, 2015 Christmas Eve
    Friday, December 25, 2015 Christmas Day
Half Day:    8:30 am to 12 noon
    Thursday, December 31, 2015 New Year's Eve
Office Closed:   Friday, January 1, 2016 New Year’s Day
Special Payment Hours:   8:30 am – 7:00 pm
**   Monday, January 11, 2016 (Since January 10th falls on a Sunday)
    Tuesday, May 31, 2016

**Please note that the first half due date falls on a Sunday this year, so the following business day will be the last day for payment without penalty.

As of January 1, 2016 please note that the Suffolk County Treasurer’s office will be consolidated and will become the Suffolk County Comptroller.  The contact information and address will remain the same (as SCT) but checks can be made payable to: Suffolk County Comptroller.  For more information please contact: John M. Kennedy Jr., Suffolk County Comptroller at 631-853-5018.
For past due tax information continue to call 631-852-3000 or visit 330 Center Dr., Riverhead, NY. 

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Overview of Where Your Taxes Go:

Tax Rate and Code Explanation Sheets:  (click on the following links to download)
 For 2015/2016 For 2014/2015  For 2013/2014 For 2012/2013

The Office of the Receiver of Taxes is not a policy making office, it is an administrative office. We do not determine the tax rates, we merely collect and distribute the taxes. Taxes are collected in accordance with New York State Real Property Tax laws and the Suffolk County Tax Act.

Town, County and School taxes in Suffolk County cover the period from December 1st through November 30th of the following year. Public Hearings are set for school, county and town budgets. Below is a description of how your taxes are divided up.

School Taxes:
School budgets are set by your local school districts. Every year you have the opportunity to vote on the school budget. This determines the amount of taxes you will pay for schools in your district.

County Taxes:
County Taxes are set by a county budget, approved by the County Executive and the Suffolk County Legislature.

Town Taxes:
Town Taxes are set by a town budget, approved by the Supervisor and Town Board. 

Other Taxes:
Taxes for other districts - (Fire, Ambulance, etc.) are also collected by this department.

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