Marlborough, Hartford County, Connecticut Property Taxes
Median Marlborough, CT effective property tax rate: 3.47%, significantly higher than the national median of 1.02%, but lower than the Connecticut state median of 3.14%.
Median Marlborough, CT home value: $193,870
Median annual Marlborough, CT tax bill: $6,733, $4,333 higher than the national median property tax bill of $2,400.
How are property taxes in Hartford calculated?
Property taxes in Marlborough, CT 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 Marlborough’s property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Marlborough, knowing local tax details benefits homeowners and investors.
Last Updated March 1, 2025
Marlborough, Hartford County, Connecticut Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
3.47%
Estimate Property Tax Bill
$6,727
$6,243
Ownwell’s Marlborough Property Tax Bill Calculator empowers homeowners, real estate investors, and potential buyers to estimate their annual property taxes in Marlborough with just two data points.
By entering your property's estimated assessed value, our calculator applies Marlborough’s median effective tax rate to accurately estimate your property tax bill. Note that your property's assessed value — determined by your county — reflects any exemptions you may have, ensuring a precise calculation for your property tax obligations.
This insightful tool helps you understand potential tax liabilities and highlights how Ownwell can assist in reducing property taxes in Hartford.
For those interested in more localized information, please scroll down to explore city-level trends!
Property Tax Rates Across Marlborough, Hartford County, Connecticut
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 Marlborough Tax Rate
3.47%
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 Hartford County Tax Rate
3.54%
Median Effective Connecticut Tax Rate
3.14%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Marlborough, Hartford County, Connecticut
Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
06447 | 3.47% | 3.47% | 3.47% | 3.47% | 3.47% |
Source: Ownwell
Property Tax Assessment Values Across Marlborough, Hartford County, Connecticut
When examining property taxes in Marlborough, CT, 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 Hartford 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 Hartford 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 Marlborough.
For example, the median home price in Marlborough is $193,870, with tax bills ranging significantly across the county. Zip code 06447 has the highest median home price at $193,870.
Property Tax Assessment Values Across Marlborough, Hartford County, Connecticut
Source: Ownwell

$24,328
$180,489
$336,650
Median Marlborough Market Value
$193,870
Median Hartford County Market Value
$166,460
Median Connecticut Market Value
$189,900
Median United States Market Value
$235,294
Property Tax Assessment Values Across Marlborough, Hartford County, Connecticut
Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
06447 | $134,064 | $156,030 | $193,870 | $250,660 | $324,284 |
Source: Ownwell
Property Tax Bills Across Marlborough, Hartford County, Connecticut
In Marlborough, Hartford County, CT, property tax bills are calculated based on the assessed value of a home, which is a percentage of its market value. The local tax rate is then applied to this assessed value to determine the final tax bill. Homeowners in Marlborough face a median property tax bill of $6,733, significantly higher than the national median of $2,400. This discrepancy can be attributed to the region's higher property values and tax rates. For homeowners, this means a substantial portion of their budget goes towards property taxes, impacting overall affordability.
Factors influencing a homeowner's tax bill include property size, location, and market trends. However, many homeowners are unaware that their property may be over-assessed, leading to unnecessarily high tax bills. This is where Ownwell can assist. By providing expert property tax appeal services, Ownwell helps homeowners ensure their assessments are fair, potentially reducing their tax burden. With Ownwell's guidance, homeowners can navigate the complexities of the property tax system and achieve significant savings.
Property Tax Bills Across Marlborough, Hartford County, Connecticut
Source: Ownwell

$1,678
$6,219
$10,759
Median Marlborough Tax Bill
$6,733
Median Hartford County Tax Bill
$5,898
Median Connecticut Tax Bill
$6,162
Median United States Tax Bill
$2,400
Property Tax Bills Across Marlborough, Hartford County, Connecticut
Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
06447 | $4,656 | $5,419 | $6,733 | $8,705 | $11,261 |
Source: Ownwell