Oyster Bay, NY Property Records

Town of Oyster Bay is located in Nassau County, New York, with a population of approximately 300,000. Northern Nassau County. Mix of residential and commercial zones. New online permit portal (2025).

Property records for Oyster Bay include deed transfers, mortgage filings, tax assessments, building permits, and zoning information. Property records are maintained through Nassau County offices and the Town of Oyster Bay municipal government.

RegWatch provides property intelligence for Oyster Bay properties including:

• Property characteristics — building details, lot size, year built, square footage
• Assessment data — current assessed value, market value estimates, tax amounts
• Ownership records — current owner, transfer history, corporate entity information
• Building permits — active and historical permits via Custom Portal
• Tax information — property tax assessments, exemptions, and payment history

Town of Oyster Bay uses the Custom Portal platform for building permit management. RegWatch integrates with this system to provide standardized permit data including permit types, issuance dates, inspection status, and contractor information.

Oyster Bay is part of the Nassau County real estate market in New York. Long Island and Westchester properties are recorded through county clerk offices, with building permits and zoning handled at the town/city level.

For real estate professionals, attorneys, and investors researching Oyster Bay properties, RegWatch provides a centralized platform that eliminates the need to navigate multiple government websites and databases. Search any Oyster Bay address to get a comprehensive property profile in seconds.