Gilmanton, Merrimack County, New Hampshire Property Taxes
Median Gilmanton, NH effective property tax rate: 2.08%, significantly higher than the national median of 1.02%, but lower than the New Hampshire state median of 1.91%.
Median Gilmanton, NH home value: $353,900
Median annual Gilmanton, NH tax bill: $7,361, $4,961 higher than the national median property tax bill of $2,400.
How are property taxes in Merrimack calculated?
Property taxes in Gilmanton, NH 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’s property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Gilmanton, knowing local tax details benefits homeowners and investors.
Last Updated March 1, 2025
Gilmanton, Merrimack County, New Hampshire Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
2.08%
Estimate Property Tax Bill
$7,361
$6,831
Property Tax Rates Across Gilmanton, Merrimack County, New Hampshire
Local government entities are responsible for setting tax rates, which can significantly differ across a state. This is because each year, counties calculate their budgetary needs to fund local services and divide this by the total assessed value of all taxable properties within their boundaries. This process determines the property tax rate. Although setting these rates involves votes and legislation, this annual calculation is the core of how property tax rates are established.
In Gilmanton, located in Merrimack County, the effective property tax rate is notably higher than the national median of 1.02%. When comparing Gilmanton's rate with other cities in New Hampshire, it stands out for its higher rate. This is indicative of the region's approach to funding local services compared to other areas. The median property tax rate in New Hampshire also surpasses the national average, showcasing a trend in the state for higher property tax rates overall. Understanding these rates can help property owners in Gilmanton and across New Hampshire make informed decisions regarding their property tax obligations.
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 Tax Rate
2.08%
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 Merrimack County Tax Rate
2.44%
Median Effective New Hampshire Tax Rate
1.91%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Gilmanton, Merrimack County, New Hampshire
Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
03237 | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
Property Tax Assessment Values Across Gilmanton, Merrimack County, New Hampshire
When examining property taxes in Gilmanton, NH, 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 Merrimack 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.
In Merrimack County, assessment notices are sent in the spring each year. They’ll typically reach your mailbox by the middle of April. 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. For example, the median home price in Gilmanton is $353,900, with tax bills ranging significantly across the county. 03237 has the highest median home price at $353,900.
Property Tax Assessment Values Across Gilmanton, Merrimack County, New Hampshire
Source: Ownwell

$166,400
$284,850
$403,300
Median Gilmanton Market Value
$353,900
Median Merrimack County Market Value
$264,400
Median New Hampshire Market Value
$299,765
Median United States Market Value
$235,294
Property Tax Assessment Values Across Gilmanton, Merrimack County, New Hampshire
Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
03237 | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
Property Tax Bills Across Gilmanton, Merrimack County, New Hampshire
Property Tax Bills Across Gilmanton, Merrimack County, New Hampshire
Source: Ownwell

$3,558
$6,561
$9,564
Median Gilmanton Tax Bill
$7,361
Median Merrimack County Tax Bill
$6,194
Median New Hampshire Tax Bill
$5,895
Median United States Tax Bill
$2,400
Property Tax Bills Across Gilmanton, Merrimack County, New Hampshire
Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
03237 | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell