Deerfield, Rockingham County, New Hampshire Property Taxes
Median Deerfield, NH effective property tax rate: 2.27%, significantly higher than the national median of 1.02%, but lower than the New Hampshire state median of 1.91%.
Median Deerfield, NH home value: $350,250
Median annual Deerfield, NH tax bill: $7,926, $5,526 higher than the national median property tax bill of $2,400.
How are property taxes in Rockingham calculated?
Property taxes in Deerfield, 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 Deerfield’s property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Deerfield, knowing local tax details benefits homeowners and investors.
Last Updated March 1, 2025
Deerfield, Rockingham County, New Hampshire Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
2.27%
Estimate Property Tax Bill
$7,951
$7,378
Property Tax Rates Across Deerfield, Rockingham County, New Hampshire
Local government entities in New Hampshire, including those in Deerfield, set property tax rates that can vary significantly within the state. Each year, Rockingham County, like others, estimates its required budget to provide essential services. This budget is then divided by the total value of all taxable property within the county to determine the property tax rate. While there are votes and laws involved in the setting of tax rates and budgets, this is the core of the annual process.
Deerfield's effective property tax rate can be compared to other cities in New Hampshire, as well as to the median property tax rates within the state and across the U.S. Notably, New Hampshire's median property tax rate is significantly higher than the national median of 1.02%. This difference highlights the importance of understanding local tax rates and seeking potential property tax reductions or exemptions. By staying informed and proactive, property owners in Deerfield can ensure they are not overpaying on their property taxes.
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 Deerfield Tax Rate
2.27%
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 Rockingham County Tax Rate
1.90%
Median Effective New Hampshire Tax Rate
1.91%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Deerfield, Rockingham County, New Hampshire
Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
03037 | 2.27% | 2.27% | 2.27% | 2.27% | 2.27% |
Source: Ownwell
Property Tax Assessment Values Across Deerfield, Rockingham County, New Hampshire
When examining property taxes in Deerfield, 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 Rockingham 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 Rockingham County, assessment notices are sent in the spring each year. They’ll typically reach your mailbox by the middle of May. 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 Deerfield.
For example, the median home price in Deerfield is $350,250, with tax bills ranging significantly across the county. Zip code 03037 has the highest median home price at $350,250.
Property Tax Assessment Values Across Deerfield, Rockingham County, New Hampshire
Source: Ownwell

$275,100
$1,110,250
$1,945,400
Median Deerfield Market Value
$350,250
Median Rockingham County Market Value
$373,900
Median New Hampshire Market Value
$299,765
Median United States Market Value
$235,294
Property Tax Assessment Values Across Deerfield, Rockingham County, New Hampshire
Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
03037 | $236,000 | $287,756 | $350,250 | $414,825 | $508,742 |
Source: Ownwell
Property Tax Bills Across Deerfield, Rockingham County, New Hampshire
Property Tax Bills Across Deerfield, Rockingham County, New Hampshire
Source: Ownwell

$4,706
$9,143
$13,579
Median Deerfield Tax Bill
$7,926
Median Rockingham County Tax Bill
$6,989
Median New Hampshire Tax Bill
$5,895
Median United States Tax Bill
$2,400
Property Tax Bills Across Deerfield, Rockingham County, New Hampshire
Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
03037 | $5,335 | $6,517 | $7,926 | $9,375 | $11,425 |
Source: Ownwell