Warren County Property Assessor (New Jersey)

Search for Warren County, NJ property assessment information. Property Assessments include property tax assessments, property valuations, property tax liens, defaults on property taxes, and property assessment appeals.


Warren County Assessors determine the value of properties and parcels so that the jurisdiction can levy New Jersey property taxes. The Assessor's Office maintains current data on every parcel in the district, including records on Warren County property tax assessments, maps of property lines, and inventories of parcels and structures, as well as the value of all the property in the jurisdiction. Warren County Tax Assessors may also keep records on reassessments for construction or improvements and other on-site inspections. Warren County Assessment Offices provide online access to their property assessment records.

Allamuchy Township Assessor Allamuchy NJ 292 Alphano Road 07838 908-852-6514

Greenwich Township Assessor Stewartsville NJ 321 Greenwich Street 08886 908-859-0909

Hackettstown Assessor Hackettstown NJ 215 West Stiger Street 07840 908-852-6767

Mansfield Township Assessor Port Murray NJ 100 Port Murray Road 07865 908-689-2477

Washington Assessor Washington NJ 100 Belvidere Avenue 07882 908-689-3799


Warren County Clerks file documents and preserve a range of municipal records in order to maintain an archive for their New Jersey municipality. These Warren County tax assessment records are open to the public. The Clerk's Office has a number of records on property assessments, including real estate excise taxes, tax liens on properties, and the Warren County property tax assessment formulas. They also keep records on property transactions, deeds, and titles. Warren County Clerks provide online access to their public property tax records, including documents related to property assessments.

Allamuchy Township Clerk Great Meadows NJ Great Meadows Nj 07838 908-852-6765

Hope Township Clerk Blairstown NJ 407 Great Meadows Road 07825 908-459-5011

Warren County Clerk Belvidere NJ 413 2nd Street 07823 908-475-6211


Warren County Recorders of Deeds collect public records, primarily documents related to property, and make them available to the New Jersey public. The Office of the Recorder of Deeds maintains records on Warren County property tax assessments, including property and parcel surveys, property tax liens, and property valuations. They also record land transactions within the jurisdiction, including deeds, mortgages, and easements. The Warren County Recorder provides online databases for public records access of property assessments.

Warren County Recorder of Deeds Belvidere NJ 413 2nd Street 07823 908-475-6211


Warren County Town Halls and City Halls are the chief administrative office that runs a town or city in New Jersey. The Town or City Hall maintains records related to the locality, including property assessment records. These Warren County public assessment records include property value assessments, records of paid and unpaid property taxes, and property tax liens. Town and City Halls also maintain records on land transactions, property sales and transfers, and municipal and zoning boundaries. Property assessment records are available as public records, and many Town and City Halls provide online access to these files.

Hackettstown Town Hall Hackettstown NJ 215 West Stiger Street 07840 908-852-0688


Warren County Treasurers and Tax Collectors are responsible for the collection of property tax revenue in New Jersey. The Office of the Treasurer and Tax Collector maintains current data on every Warren County parcel , as well as a number of other property tax assessment records. These records include property assessments, defaults on property taxes, lists of sold parcels, and property valuations. The Treasurer and Tax Collector may also maintain information on Warren County property auctions and a property's prior liens or foreclosures. Warren County Treasurers and Tax Collectors provide online databases to access property assessment records.

Alpha Tax Collector Phillipsburg NJ 1001 East Boulevard 08865 908-454-0088

Bethlehem Township Treasurer Asbury NJ 405 Mine Road 08802 908-735-4107

Blairstown Township Tax Collector Blairstown NJ 12 Mohican Road 07825 908-362-6663

Oxford Tax Collector Oxford NJ 11 Green Street 07863 908-453-3529

Warren County Board Of Taxation Belvidere NJ 202 Mansfield Street 07823 908-475-6071

Washington Tax Collector Washington NJ 100 Belvidere Avenue 07882 908-689-3601