Nassau, New York
County Seat: Mineola · Population: 1,395,774
Find contact information for Nassau government offices in New York. The county seat is Mineola. Below you'll find phone numbers, addresses, and websites for the assessor, treasurer, recorder, clerk, and other county departments.
Assessor
County Clerk
Treasurer
New York DMV
Frequently Asked Questions
How do I contact the Nassau Assessor?
The Nassau Assessor's office handles property valuations and assessments. Find their phone number and address in the Property Records section above.
Where do I pay property taxes in Nassau?
Property tax payments are typically handled by the Nassau Treasurer's office. Check the Property Records section for contact information and online payment options.
How do I get a copy of a deed in Nassau?
Property deeds and records are maintained by the Nassau Recorder or Clerk's office. You can usually request copies in person, by mail, or through their online portal.
What are the Nassau office hours?
Office hours vary by department. Check the specific office listing above for hours, or call ahead to confirm. Many offices are closed on weekends and holidays.
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