FAQs
How do I find out who currently owns a property in Nassau County?
Property information is available on the lower level of the Office of the Nassau County Clerk, in Room B-1, or online at US Land Records page. We cannot provide property information over the phone or via email.
Where can I obtain a copy of my Divorce Decree, Separation Agreement, or Annulment?
Divorce records are filed at the County Clerk's Office. If you are obtaining documents from an action, you must bring a government issued Photo ID, the Index Number for the action, and cash (we do not accept any bills larger than a $20 bill) or a credit card (Visa, Mastercard, American Express; there are fees associated with using a credit card). If you do not know the Index Number, you can search for it on public computer terminals that we provide for free in the County Clerk's Office. County Clerk staff is also available to search for the Index Number for a $5 fee. Please be aware that only the parties to the action or the attorneys of record can obtain any documents from these actions. The fee for certified copies is $5 and $1.25 for each page over four.
If you are unable to come to the office, you can send your request by mail. The form/instructions are located on our Online Forms page under "Divorce Document Mail-In Requisition Form."
I want to add/remove a name on my Deed: Who do I contact?
Once a Deed is on record with the Office of the Nassau County Clerk it cannot be modified; a new Deed must be recorded to change ownership. Please be advised that the Nassau County Clerk's Office has a clerical staff that is unable to assist or advise on how to fill out any documents. If you are in need of assistance, you should seek legal advice.
Where can I obtain a copy of my Deed or Mortgage?
The fastest way to obtain a Deed or Mortgage is to come to the Nassau County Clerk's Office at 240 Old Country Rd, Mineola, NY 11501, with the section, block, and lot numbers of the property (you can find these on your tax bill). If you want to mail your request download the instructions (PDF). Read the instructions on the form, carefully fill it out, and send it, along with the appropriate fee, to 240 Old Country Road, Room B-1, Mineola, NY 11501.
Where can I obtain my Survey, Title Report, or Certificate of Occupancy (C.O.)?
The Survey, Title Report, and Certificate of Occupancy are not recorded documents, therefore, we do not maintain those records. In some instances, your town or incorporated village might have a copy of your survey. An independent company usually does a Title Report.
How do I get a Notary Authenticated and then an Apostille?
If you need an Authentication of a Notary Public who is qualified in Nassau County, you must bring the document with the original notary stamp and signature on it (copies cannot be authenticated). If in addition to the County Clerk's Authentication, you need an Apostille, you must contact the NYS Department of State. The NYS Department of State is located in Albany and also has an office in New York City. For more information, visit the NY Department of State website or call their NYC office at 212-417-5747.
Where can I find a list of foreclosures?
The Office of the Nassau County Clerk does not maintain a list of foreclosures. If you would like to research a specific property you may do so using the public access terminals in our office (240 Old Country Road, Mineola, NY 11501), lower level, Room B-1.
Who do I contact for information on the STAR, Enhanced STAR, Veterans Exemptions, and Property Assessment?
Contact the Nassau County Assessment Department: Assessor page; or call 516-571-3442.
Where do I obtain a Letter of Conduct?
Contact the Nassau County Police Department: 516-573-8800.
Where can I obtain Vital Records, such as a Marriage, Death, or Birth Certificate?
The County Clerk's Office does not maintain Marriage, Death, or Birth Certificates, except for Marriage Certificates filed from 1907 to April 29, 1935.
For contact information, see the Guide to Obtaining Vital Documents.
How can I obtain a Certificate of Residency?
Contact the Nassau County Treasurer: Treasurer page; or call 516-571-2090.
Where can I obtain a (criminal) Certificate of Disposition?
Contact Nassau County Criminal Court: 516-493-3710.
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Maureen O'Connell
County ClerkAlert: Child Victim Act Procedures (PDF)
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ATTENTION SENIORS: FREE FLU SHOTS
Nassau County Clerk Maureen O’Connell & Northwell Health are pleased to announce free flu shots for senior citizens in the community. This year’s program will be held on Tues, Oct 7, 2025 from 9am to 1pm at American Legion Post No. 144 in Williston Park. Read on...