Property Taxes in Lineboro, Maryland
Median Lineboro, Maryland effective property tax rate: 1.05%, slightly higher than the national median of 1.02%, and lower than the Maryland state median of 1.21%.
Median Lineboro, Maryland home value: $309,250
Median annual Lineboro, Maryland tax bill: $3,132, $732 higher than the national median property tax bill of $2,400.
How are property taxes in Carroll calculated?
Property taxes in Lineboro, Maryland 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 Lineboro's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Lineboro, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
How Does the Lineboro Property Tax Calculator Work?
Use this Lineboro property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Lineboro's median effective tax rate of 1.05% — based on actual property records in Carroll County — to generate your estimate.
Enter your property's estimated assessed value — the figure the local appraisal district uses to calculate your bill, which reflects any exemptions you hold and is typically lower than your home's market value. Our calculator applies Lineboro's median effective rate across all local levies, providing a more accurate estimate than applying a single county millage rate.
Your bill may vary by ZIP code within Lineboro: rates range from 1.05% in 21102 to 1.05% in 21102, 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 Lineboro.
About Lineboro Property Taxes
About Property Taxes in Lineboro, Carroll, Maryland
Lineboro’s median effective property tax rate of 1.05% is higher than the Maryland state median of 1.21% and higher than the national median of 1.02%. This rate reflects the Carroll County base levy combined with local school district levies and special taxing districts that vary by subdivision throughout the city.
Property tax rates are not uniform across Lineboro. Homeowners in the 21102 ZIP code carry a median effective rate of 1.05%, while those in 21102 pay 1.05%. This spread — 0 percentage points across the same city — reflects how school district boundaries and local assessment districts are drawn across Carroll County. Understanding which part of Lineboro you live in can make a meaningful difference to your annual tax bill.
Lineboro homeowners who believe their assessed value is too high can file a formal appeal with the local Tax Assessor before the February 13, 2026 deadline each year.
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 Lineboro, Carroll County, Maryland
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 Lineboro's effective property tax rate to other cities in Maryland and the median property tax rates in Maryland and the U.S.
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 Lineboro Tax Rate
1.05%
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 Carroll County Tax Rate
1.13%
Median Effective Maryland Tax Rate
1.21%
Median Effective United States Tax Rate
1.27%
Property Tax Rates Across Lineboro, Carroll County, Maryland
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 21102 | 0.93% | 0.99% | 1.05% | 1.08% | 1.10% |
Source: Ownwell
Property Tax Assessment Values Across Lineboro, Carroll County, Maryland
When examining property taxes in Lineboro, Maryland, 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 Carroll 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 Carroll County, assessment notices are sent in the spring each year. They'll typically reach your mailbox by the middle of December.
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 Lineboro.
For example, the median home price in Lineboro is $309,250, with tax bills ranging significantly across the county. 21102 has the highest median home price at $309,250.
Property Tax Assessment Values Across Lineboro, Carroll County, Maryland
Source: Ownwell
$295,000
$383,575
$472,150
Median Lineboro Market Value
$309,250
Median Carroll County Market Value
$368,200
Median Maryland Market Value
$338,400
Median United States Market Value
$274,101
Property Tax Assessment Values Across Lineboro, Carroll County, Maryland
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 21102 | $202,970 | $251,650 | $309,250 | $373,075 | $448,110 |
Source: Ownwell
Property Tax Bills Across Lineboro, Carroll County, Maryland
Property tax bills in Lineboro are based on the assessed value of a home and the local tax rate set for Carroll County. When a property’s market value rises, the assessed value can increase as well, which may lead to a higher bill. For a home with a median value of $309,250, the tax bill reflects how that value is taxed under local rules rather than a flat charge.
Several factors affect the final amount homeowners pay, including the property’s assessed value, any exemptions or credits, and the tax rate applied by local governments. In Lineboro, the median property tax bill is $3,132, which is above the national median property tax bill of $2,400 and higher than the national median property tax rate of 1.02%. Bills can vary widely, with the 25th percentile at $2,495 and the 75th percentile at $3,809.
For homeowners, this means property taxes can be a significant part of annual housing costs, especially when assessments climb.
Median Lineboro Tax Bill
$3,132
Median Carroll County Tax Bill
$4,060
Median Maryland Tax Bill
$4,092
Median United States Tax Bill
$3,209
Property Tax Bills Across Lineboro, Carroll County, Maryland
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 21102 | $2,136 | $2,495 | $3,132 | $3,809 | $4,475 |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | February 13 |
Links | |
|---|---|
| Carroll Tax Assessor | |
| Website | sdat.dat.maryland.gov |