Establishes a value of all real property within the town for county, town, school district and special district purposes. Assembles and maintains the annual assessment roll which details transfers of ownership and improvements of real property. Processes all applications for real property tax exemptions.

Provides assessment management of all properties in the Town of Southold.

Supplies information concerning the status of property in the town: transfer of ownership, property location and addresses, assessments, property record cards, original year house was built, lot size, estimated assessment on new construction and request for merging parcels. Administers forms, instructions, and assistance for Grievance Day(third Tuesday in May). Offers all types of exemptions including senior citizens, veterans, agricultural, clergy, non-profit, star, etc.

Sets the value of all real property in the Township. Assesses property when a building permit is issued on improvements and additions. Maintains property tax exemptions for senior citizens, veterans, agricultural assessment program, non-profit organizations. Additionally, property ownership transfers, splitting and merging of properties through filed maps, tax apportionments, and general information regarding real property tax administration are further responsibilities of the assessor.