What Is a Tax Map Number in Nassau County?

Introduction

Every property in Nassau County is assigned a Tax Map Number. This unique identifier helps local governments identify individual parcels for assessment and taxation purposes. Although homeowners often focus on their street address, the Tax Map Number is commonly used in official records.

Where Can You Find It?

A Tax Map Number may appear on property tax bills, assessment notices, public property records, and other county documents. It serves as a consistent way to identify a parcel even if mailing information changes.

Why Does It Matter?

Many assessment records, exemption applications, and public searches use the Tax Map Number instead of a street address. Knowing this number can make it easier to locate official property information.

Conclusion

Keeping a record of your property's Tax Map Number can make future property research much easier.

AIDOTAX helps homeowners organize assessment information and better understand property records.