Gilmanton Iron Works, Belknap County, New Hampshire Property Taxes

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Property Taxes in Gilmanton Iron Works, New Hampshire

Median Gilmanton Iron Works, New Hampshire effective property tax rate: 1.47%, significantly higher than the national median of 1.02%, and lower than the New Hampshire state median of 1.82%.
Median Gilmanton Iron Works, New Hampshire home value: $444,250
Median annual Gilmanton Iron Works, New Hampshire tax bill: $6,541, $4,141 higher than the national median property tax bill of $2,400.

How are property taxes in Belknap calculated?

Property taxes in Gilmanton Iron Works, New Hampshire are calculated based on the tax assessed value, which is often lower than the actual market value due to property tax exemptions such as the homestead or senior exemption.

Understanding Gilmanton Iron Works's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Gilmanton Iron Works, knowing local tax details benefits homeowners and investors.

Last Updated April 13, 2026

Gilmanton Iron Works, Belknap County, New Hampshire Property Tax Bill Calculator

Property Assessed Value

$100,000

$1,500,000

$3,000,000

Median Effective Tax Rate

1.47%

Estimate Property Tax Bill

$6,530

$6,060

How Does the Gilmanton Iron Works Property Tax Calculator Work?

Use this Gilmanton Iron Works property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Gilmanton Iron Works' median effective tax rate of 1.47% — based on actual property records in Belknap County — to generate your estimate.

Enter your property's estimated assessed value — the figure the local assessment system uses to calculate your bill, which reflects any exemptions you hold and is typically lower than your home's market value. Our calculator applies Gilmanton Iron Works' median effective rate across local levies, providing a more accurate estimate than applying a single county millage rate.

Your bill may vary by ZIP code within Gilmanton Iron Works: rates range from 1.47% in 03837 to 1.47% in 03837, primarily due to differences in school district levies and local assessment districts.

For a more precise estimate, scroll down to explore ZIP code-level tax rate trends across Gilmanton Iron Works.

About Gilmanton Iron Works Property Taxes

About Property Taxes in Gilmanton Iron Works, Belknap, New Hampshire

Gilmanton Iron Works has a median effective property tax rate of 1.47%, which is lower than the 1.82% New Hampshire state median and lower than the national median of 1.02%. This rate reflects the Belknap County base levy combined with local school district levies and special assessment districts that vary by subdivision throughout the city.

Property tax rates are not uniform across Gilmanton Iron Works. Homeowners in ZIP code 03837 carry a median effective rate of 1.47%, while the lowest rate is also 1.47%. This reflects how school district boundaries and local assessment districts are drawn across Belknap County. Understanding which part of Gilmanton Iron Works you live in can make a meaningful difference to your annual tax bill.

Gilmanton Iron Works homeowners who believe their assessed value is too high can file a formal appeal with the local Tax Assessor before September 1, 2026.

If your estimated bill above seems higher than expected, Ownwell can review your assessment and protest on your behalf. You only pay if we save you money.

Property Tax Rates Across Gilmanton Iron Works, Belknap County, New Hampshire

As noted earlier, local government entities set tax rates, which can vary widely within a state.

Why? Because annually, each county estimates its required budget to provide services and divides that by the total value of all taxable property within its jurisdiction. This calculation results in the property tax rate.

While there are votes and laws involved in setting tax rates and budgets, in a nutshell, this is the annual process.

Below, you can compare Gilmanton Iron Works's effective property tax rate to other cities in New Hampshire and the median property tax rates in New Hampshire and the U.S.

Property Tax Rates Across Gilmanton Iron Works, Belknap County, New Hampshire

Source: Ownwell

1.03%

1.33%

1.63%

Our median effective property tax rate (tax bill ÷ assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.

Median Effective Gilmanton Iron Works Tax Rate

1.47%

Median Effective Belknap County Tax Rate

1.32%

Median Effective New Hampshire Tax Rate

1.82%

Median Effective United States Tax Rate

1.02%

Property Tax Rates Across Gilmanton Iron Works, Belknap County, New Hampshire

Zip	10th Percentile	25th Percentile	Median Tax Rate	75th Percentile	90th Percentile
03837	1.47%	1.47%	1.47%	1.47%	1.47%

Source: Ownwell

Property Tax Assessment Values Across Gilmanton Iron Works, Belknap County, New Hampshire

When examining property taxes in Gilmanton Iron Works, New Hampshire, understanding the distinction between market value and assessed value is crucial.

The market value is what a willing buyer would pay to a willing seller in an open and competitive market, often influenced by location, property condition, and economic market trends. The Belknap County appraisal district estimates the market value for tax purposes.

The assessed value is the market value minus any applicable exemptions or limits determined by local laws and offerings. The tax assessed value is the figure used to calculate your property taxes or the amount multiplied by your tax rate to get your tax bill.

Assessment notices:

In Belknap County, assessment notices are sent in the spring each year. They'll typically reach your mailbox by the middle of the month when notices are sent.

Each property owner receives an assessment notice that contains both the market value and assessed value, along with an estimate of your property tax bill. By providing insights into how assessed and market values are determined, this section helps property owners navigate their tax responsibilities and understand the valuation processes affecting their property taxes in Gilmanton Iron Works.

For example, the median home price in Gilmanton Iron Works is $444,250, with tax bills ranging significantly across the county. 03837 has the highest median home price at $444,250.

Property Tax Assessment Values Across Gilmanton Iron Works, Belknap County, New Hampshire

Source: Ownwell

$270,700

$394,850

$519,000

Median Gilmanton Iron Works Market Value

$444,250

Median Belknap County Market Value

$378,800

Median New Hampshire Market Value

$360,500

Median United States Market Value

$235,294

Property Tax Assessment Values Across Gilmanton Iron Works, Belknap County, New Hampshire

Zip	10th Percentile	25th Percentile	Median Home Price	75th Percentile	90th Percentile
03837	$268,300	$348,625	$444,250	$567,875	$694,600

Source: Ownwell

Property Tax Bills Across Gilmanton Iron Works, Belknap County, New Hampshire

Property tax bills in Gilmanton Iron Works are based on the assessed value of a home and the local tax rate set by the taxing authorities in Belknap County. When a property’s market value rises, the assessed value can increase as well, which may lead to a higher bill. The amount a homeowner owes is calculated by applying the tax rate to the assessed value, so two homes with different values can receive very different bills.

For homeowners, this means property taxes are a recurring cost tied directly to home value and local budgets. With a median home price of $444,250, tax bills can vary widely across the area. The 25th percentile tax bill is $5,106, while the 75th percentile is $8,316 and the 90th percentile reaches $10,238. The median tax bill in ZIP code 03837 is $6,541, which is well above the national median property tax bill of $2,400 and the national median property tax rate of 1.02%.

Property Tax Bills Across Gilmanton Iron Works, Belknap County, New Hampshire

Source: Ownwell

$3,514

$5,028

$6,541

Median Gilmanton Iron Works Tax Bill

$6,541

Median Belknap County Tax Bill

$4,987

Median New Hampshire Tax Bill

$6,530

Median United States Tax Bill

$2,400

Property Tax Bills Across Gilmanton Iron Works, Belknap County, New Hampshire

Zip	10th Percentile	25th Percentile	Median Tax Bill	75th Percentile	90th Percentile
03837	$3,862	$5,106	$6,541	$8,316	$10,238

Source: Ownwell

Don't miss the deadline to appeal!

Dates
Appeal Deadline	March 1

Links
Belknap Tax Assessor
Website	gis.vgsi.com

Frequently Asked Property Tax Questions in Gilmanton Iron Works, New Hampshire

How are property taxes calculated in Gilmanton Iron Works, New Hampshire?

Property taxes in Gilmanton Iron Works, New Hampshire are calculated by multiplying your property's assessed value by the applicable tax rate set by local taxing authorities. The assessed value is determined by the county assessor and may differ from your property's market value depending on local assessment ratios and exemptions.

How do I appeal my property taxes in Gilmanton Iron Works, New Hampshire?

To appeal your property taxes in Gilmanton Iron Works, New Hampshire, you typically need to file a formal protest or appeal with your local appraisal district or assessor's office by the stated deadline. You'll need evidence such as comparable sales, a recent independent appraisal, or documentation of property condition issues. Ownwell can handle this entire process for you.

What property tax exemptions are available in Gilmanton Iron Works, New Hampshire?

Common property tax exemptions in Gilmanton Iron Works, New Hampshire include homestead exemptions for primary residences, senior citizen exemptions, veteran exemptions, and disability exemptions. Exemption amounts and eligibility requirements vary by county. Contact your local appraisal district or check Ownwell for details specific to your property.

When are property taxes due in Gilmanton Iron Works, New Hampshire?

Property tax deadlines in Gilmanton Iron Works, New Hampshire vary by county but typically include an assessment notice period in spring or early summer, followed by an appeal deadline, and a tax payment due date in the fall or winter. Check with your county assessor's office for specific dates in your area.

How can Ownwell help reduce my property taxes in Gilmanton Iron Works, New Hampshire?

Ownwell provides professional property tax appeal services in Gilmanton Iron Works, New Hampshire. Our team analyzes your assessment, gathers evidence, files all paperwork, and represents you at hearings — all with no upfront cost. You only pay a percentage of your savings if we successfully lower your tax bill.