Merrimack, Hillsborough County, New Hampshire Property Taxes
Median Merrimack, NH effective property tax rate: 1.95%, significantly higher than the national median of 1.02%, but lower than the New Hampshire state median of 1.91%.
Median Merrimack, NH home value: $368,100
Median annual Merrimack, NH tax bill: $7,160, $4,760 higher than the national median property tax bill of $2,400.
How are property taxes in Hillsborough calculated?
Property taxes in Merrimack, 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 Merrimack’s property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Merrimack, knowing local tax details benefits homeowners and investors.
Last Updated March 1, 2025
Merrimack, Hillsborough County, New Hampshire Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
1.95%
Estimate Property Tax Bill
$7,178
$6,661
Property Tax Rates Across Merrimack, Hillsborough County, New Hampshire
Local government entities in New Hampshire set tax rates, which can vary widely within the state. Each year, Hillsborough County estimates its required budget to provide essential services and divides that by the total value of all taxable property within its jurisdiction. This calculation results in the property tax rate. While votes and laws play a role in setting these rates and budgets, this is the annual process in a nutshell.
In Merrimack, located in Hillsborough County, the effective property tax rate is 1.95%. This rate is notably higher than the national median property tax rate of 1.02%. Compared to other cities in New Hampshire, Merrimack's rate stands out, as it matches the highest median tax rate in the state. When considering the national median property tax bill of $2400, property owners in Merrimack may find their tax bills to be significantly higher, reflecting the elevated rate. Understanding these dynamics can help property owners make informed decisions about their property tax obligations and explore potential savings through appeals and exemptions.
Property Tax Rates Across Merrimack, Hillsborough County, New Hampshire
Source: Ownwell

0.34%
1.86%
3.39%
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 Tax Rate
1.95%
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 Hillsborough County Tax Rate
1.89%
Median Effective New Hampshire Tax Rate
1.91%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Merrimack, Hillsborough County, New Hampshire
Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
03054 | 1.94% | 1.94% | 1.94% | 1.95% | 1.95% |
Source: Ownwell
Property Tax Assessment Values Across Merrimack, Hillsborough County, New Hampshire
When examining property taxes in Merrimack, 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 Hillsborough 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 Hillsborough 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 Merrimack. For example, the median home price in Merrimack is $368,100, with tax bills ranging significantly across the county. The 03054 zip code has the highest median home price at $368,100.
Property Tax Assessment Values Across Merrimack, Hillsborough County, New Hampshire
Source: Ownwell

$132,100
$393,850
$655,600
Median Merrimack Market Value
$368,100
Median Hillsborough County Market Value
$355,600
Median New Hampshire Market Value
$299,765
Median United States Market Value
$235,294
Property Tax Assessment Values Across Merrimack, Hillsborough County, New Hampshire
Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
03054 | $217,300 | $285,600 | $368,100 | $445,700 | $528,800 |
Source: Ownwell
Property Tax Bills Across Merrimack, Hillsborough County, New Hampshire
Property Tax Bills Across Merrimack, Hillsborough County, New Hampshire
Source: Ownwell

$713
$7,750
$14,787
Median Merrimack Tax Bill
$7,160
Median Hillsborough County Tax Bill
$6,748
Median New Hampshire Tax Bill
$5,895
Median United States Tax Bill
$2,400
Property Tax Bills Across Merrimack, Hillsborough County, New Hampshire
Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
03054 | $4,226 | $5,551 | $7,160 | $8,672 | $10,287 |
Source: Ownwell