Suffolk County Property Appraiser & Tax Assessor
Real property appraisal records, parcel search lookup, property tax rates, and assessment protest deadlines for Suffolk County, New York.
Suffolk County Assessor's Office Information
Suffolk County Appraisal & Assessment Office, Riverhead, NY 36001
Get Driving Directions ↗Monday - Friday: 8:00 AM - 4:30 PM (Local Time)
Closed on state & federal holidays.
(518) 751-7693
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Suffolk County Property Tax Calculator
Estimated using Suffolk County's effective tax rate of 1.51% (Assessment ratio: 100%)
Appealing Your Suffolk County Assessment
Grievance Day (typically fourth Tuesday in May in towns; varies in cities).
Under New York property tax law, property owners in Suffolk County have the legal right to challenge an assessed valuation that exceeds fair market value, is unequally appraised compared to neighboring properties, or contains clerical errors.
Contact the Suffolk County Assessor's Office to review your property record card, verify square footage, and present recent comparable sales (comps).
If informal review does not resolve the valuation, file a written notice of appeal with the Board of Assessment Review (BAR) before the statutory deadline.
Was Your Suffolk County Home Over-Assessed This Year?
Studies show up to 30% to 60% of US residential properties are overvalued by automated municipal algorithms. Protesting your assessment before the statutory deadline can lower your tax bill by an average of $1,100/year.
Suffolk County Homestead Exemptions & Tax Relief
Homeowners in Suffolk County who occupy their home as their permanent primary residence may qualify for property tax reductions under state and local homestead programs:
School Tax Relief (STAR) program provides direct credit or exemption on school property taxes for owner-occupied primary homes.
Enhanced STAR provides expanded school tax savings up to $84,000+ for seniors 65+. Alternative Veterans Exemption deducts 15% to 25% of assessment.
Need Deed, Lien, or Title Records for Suffolk County?
While the Property Appraiser values real estate for taxation, official legal property transfers, warranty deeds, mortgages, and marriage records in Suffolk County are maintained by the County Clerk & Recorder.
Frequently Asked Questions
Where is the Suffolk County Property Appraiser office located?
The official Suffolk County property appraisal and tax assessment office is located at Suffolk County Appraisal & Assessment Office, Riverhead, NY 36001. Operating hours are typically Monday - Friday: 8:00 AM - 4:30 PM (Local Time). You can reach the customer service staff by phone at (518) 751-7693.
What is the property tax rate in Suffolk County, NY?
The average effective property tax rate in Suffolk County is approximately 1.51%. For a home with the median county market value of $481.000, the estimated annual property tax is about $7263 per year.
How do I search for a property or parcel in Suffolk County?
You can look up property record cards, assessed valuations, ownership history, and parcel boundary maps online through the official Suffolk County parcel search portal: https://suffolkcountyny.gov/assessor/parcel-search.
When is the deadline to appeal my property assessment in Suffolk County?
Property valuation protests and appeals in Suffolk County must be submitted by: Grievance Day (typically fourth Tuesday in May in towns; varies in cities). Appeals are formally reviewed and heard by the Board of Assessment Review (BAR).
How does the Homestead Exemption work in Suffolk County?
School Tax Relief (STAR) program provides direct credit or exemption on school property taxes for owner-occupied primary homes. Additional exemptions are available for senior citizens (65+) and disabled military veterans (Enhanced STAR provides expanded school tax savings up to $84,000+ for seniors 65+. Alternative Veterans Exemption deducts 15% to 25% of assessment.).
Adjacent & Neighboring County Appraisers
County Overview
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