New Hampshire Property Tax Assessors

Town of New Castle, New Hampshire Tax Assessors' Office

Town of New Castle Assessors Phone Number
Town of New Castle Board of Assessors
49 Main Street
New Castle, New Hampshire 03854
Town of New Castle Assessors Fax Number 603-433-6198 (Fax)

Where is the Town of New Castle Tax Assessor's Office?

The Town of New Castle Town of New Castle - Tax Assessors' Office Office is located at 49 Main Street in New Castle, New Hampshire.

Town of New Castle is a locality in Rockingham County, New Hampshire. Unlike many other areas where property taxes are collected on a county level, Town of New Castle has its own tax assessor's office. If your property is located in a different Rockingham County locality, see that page for tax assessor's information.



What can the Town of New Castle Assessor's Office do for me?

The Town of New Castle Tax Assessor's Office oversees the appraisal and assessment of properties as well as the billing and collection of property taxes for all taxable real estate located in Town of New Castle.

Contact the assessor's office if you need help with paying your property taxes, applying for a homestead exemption or other tax exemption, reporting upgrades to your home, appealing your property tax assessment, or verifying your property records.


Submitting a Town of New Castle property tax appeal

If you believe that your house has been unfairly overappraised (i.e. appraised at a value higher than the true market value of the property), you can attempt to get your home re-appraised at a lower value by contacting the Assessor's Office to submit a property tax appeal.

You will have to submit a form describing your property and sufficient proof that it is overassessed, including valuations of similar homes nearby as evidence. If your appeal is accepted, your home assessment (and property taxes) will be lowered as a result.

If you would like to appeal your property, call the Town of New Castle Assessor's Office at (603) 431 6710 and ask for a property tax appeal form. Keep in mind that property tax appeals are generally only accepted in a 1-3 month window each year.

For more information and example appeals, see how to appeal your property taxes.


Useful Town of New Castle Facts:

The median home value in Town of New Castle is between $303,607.00 and $309,993.00. Property tax rates are based on property values.

How can I contact Rockingham County?

You can try contacting the Rockingham County local government directly with any issues the Assessor's Office can't solve. In many counties, certain property records such as deeds are kept in the county courthouse or county archives instead of at the tax assessors' office.

The county seat for Rockingham County is located in the County Complex in Brentwood, which is located at 119 North Rd. You can direct your general inquiries to Rockingham County with the contact info listed below.


Rockingham County Phone Number

603-679-2256

Rockingham County Fax Number

603-679-9408

Rockingham County County Complex Address

County Complex
119 North Rd
Exeter, NH 03833-6624

Useful Rockingham County Links:


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