Baltimore County, Maryland Property Taxes
Property Taxes in Baltimore County, Maryland
Median Baltimore County effective property tax rate: 1.29%, significantly higher than the national median of 1.02%.
Median Baltimore County home value: $285,000
Median annual Baltimore County tax bill: $3,694, higher than the national median property tax bill of $2,400.
How are property taxes in Baltimore County calculated?
Property taxes in Baltimore County 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 your county's property tax system, exemptions, and reduction opportunities can lead to significant savings. Whether you live in Baltimore County or another part of Baltimore County, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
Baltimore County, Maryland Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
1.29%
Estimate Property Tax Bill
$3,677
$3,412
$774
Average Annual Tax Savings
How Does the Baltimore County Property Tax Calculator Work?
Use this Baltimore County property tax calculator to estimate your annual tax bill. Enter your property's assessed value and our calculator applies Baltimore County's median effective tax rate of 1.29% — drawn from real transactions across the county — to generate your estimate.
Enter your property's estimated assessed value — the value the appraisal district assigns to your property, typically lower than market value after exemptions. Our calculator uses the median effective rate (actual bills divided by market value), which accounts for typical exemptions and is more accurate than applying the statutory millage rate directly.
Note: your assessed value reflects any exemptions you currently have. Rates vary across Baltimore County — scroll down to explore city-level trends and find the rate specific to your area. Baltimore County’s median tax bill is $3,694, which is higher than the $2,400 national median property tax bill and $1,294 above the state median tax bill.
If your estimate is higher than expected, Ownwell can protest your Baltimore County assessment. Customers in the area saved an average of $774 last year.
Property Tax Rates Across Baltimore County, Maryland
What Are Effective Property Tax Rates Across Baltimore County?
Local government entities set tax rates, which vary widely across Baltimore County. Each year, the county estimates its budget for public services and divides that total by the assessed value of all taxable property within its jurisdiction.
Below, compare Baltimore County's effective property tax rate to other counties in Maryland or the U.S. median of 1.02%.
Baltimore County's median effective rate stands at 1.29%, which is higher than the national median of 1.02%. Within Baltimore County, the highest rate is found in Parkville at 1.41%, while Boring has the lowest at 0.93%.
These variations reflect differences in local school district levies, special taxing districts assessments, and special district bonds — which compound the base county rate.
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 Baltimore County Tax Rate
1.29%
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 Maryland Tax Rate
1.21%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Baltimore County, Maryland
| City | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| Baltimore | 1.30% | 1.71% | 1.94% | 2.15% | 2.28% |
| Brooklyn | 1.33% | 1.67% | 2.02% | 2.16% | 2.18% |
| Catonsville | 1.54% | 1.67% | 1.87% | 2.00% | 2.08% |
| Curtis Bay | 1.02% | 1.44% | 1.45% | 1.66% | 2.04% |
| Dundalk | 1.80% | 1.98% | 2.20% | 2.23% | 2.25% |
| Gwynn Oak | 1.55% | 1.79% | 1.97% | 2.21% | 2.27% |
| Halethorpe | 1.45% | 1.65% | 1.84% | 1.99% | 2.10% |
| Idlewylde | 1.62% | 1.68% | 1.81% | 1.83% | 1.86% |
| Nottingham | 1.79% | 1.91% | 1.98% | 2.08% | 2.15% |
| Parkville | 1.54% | 1.82% | 1.89% | 2.00% | 2.06% |
| Pikesville | 1.28% | 1.57% | 1.79% | 1.95% | 2.12% |
| Rosedale | 1.79% | 1.85% | 1.98% | 2.23% | 2.28% |
| Essex | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
$774
Average Annual Tax Savings
Save on Your Property Taxes and More With Ownwell
Property Tax Assessment Values Across Baltimore County, Maryland
When examining property taxes in Baltimore County, 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 Baltimore County assessment office 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 Baltimore 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 Baltimore County.
For example, the median tax bill in Baltimore County is $3,694, compared with the national median property tax bill of $2,400. Tax bills range significantly across the county, from $2,525 in Dundalk to $7,566 in Stevenson. Stevenson also has the highest median home price at $694,100.
Property Tax Assessment Values Across Baltimore County, Maryland
Source: Ownwell
$48,200
$225,650
$403,100
Median Baltimore County Market Value
$285,000
Median Maryland Market Value
$338,400
Median United States Market Value
$235,294
Property Tax Assessment Values Across Baltimore County, Maryland
| City | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| Baltimore | $32,000 | $80,100 | $149,000 | $223,200 | $345,440 |
| Brooklyn | $55,200 | $65,100 | $80,100 | $121,250 | $160,760 |
| Catonsville | $25,520 | $165,250 | $191,300 | $235,850 | $250,360 |
| Curtis Bay | $36,000 | $60,000 | $70,200 | $113,500 | $148,020 |
| Dundalk | $77,700 | $112,300 | $151,100 | $184,400 | $217,200 |
| Gwynn Oak | $141,400 | $158,600 | $186,300 | $231,700 | $295,400 |
| Halethorpe | $65,100 | $120,300 | $143,700 | $164,600 | $202,380 |
| Idlewylde | $135,060 | $169,200 | $177,100 | $207,500 | $233,080 |
| Nottingham | $161,200 | $188,700 | $217,200 | $285,300 | $357,900 |
| Parkville | $155,500 | $169,700 | $191,900 | $231,600 | $276,080 |
| Pikesville | $148,900 | $210,000 | $267,500 | $356,900 | $463,700 |
| Rosedale | $34,600 | $76,725 | $107,900 | $149,425 | $164,720 |
| Essex | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
$774
Average Annual Tax Savings
Save on Your Property Taxes and More With Ownwell
Property Tax Bills Across Baltimore County, Maryland
Property tax bills in Baltimore County are based on the assessed value of a home, not the market price alone. Local tax rates are applied to that assessment to determine what homeowners owe, so a higher assessed value usually means a higher bill. Factors such as location, home characteristics, and local taxing authorities all play a role in the final amount. With a median home price of $285,000, many homeowners see meaningful variation in what they pay, and bills can differ widely across the county.
The median property tax bill in Baltimore County is $2,844, which is above the national median property tax bill of $2,400 and slightly above the national median property tax rate of 1.02%. Bills range from $2,525 in Dundalk to $7,566 in Stevenson, showing how much location can affect taxes.
Ownwell helps homeowners lower property tax bills by reviewing assessments, identifying overvaluation, and filing appeals to seek savings.
Median Baltimore County Tax Bill
$3,694
Median Maryland Tax Bill
$4,092
Median United States Tax Bill
$2,400
Property Tax Bills Across Baltimore County, Maryland
| City | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| Baltimore | $540 | $1,346 | $2,708 | $4,110 | $6,626 |
| Brooklyn | $767 | $1,130 | $1,726 | $2,193 | $2,888 |
| Catonsville | $525 | $2,849 | $3,396 | $4,155 | $4,980 |
| Curtis Bay | $517 | $708 | $1,019 | $1,448 | $2,580 |
| Dundalk | $1,551 | $2,193 | $3,100 | $3,828 | $4,429 |
| Gwynn Oak | $2,566 | $3,018 | $3,586 | $4,461 | $5,650 |
| Halethorpe | $968 | $1,899 | $2,518 | $2,973 | $3,772 |
| Idlewylde | $2,440 | $2,876 | $3,145 | $3,540 | $3,891 |
| Nottingham | $3,181 | $3,725 | $4,272 | $5,537 | $6,711 |
| Parkville | $2,925 | $3,213 | $3,560 | $4,171 | $4,934 |
| Pikesville | $2,034 | $3,523 | $4,550 | $6,355 | $8,247 |
| Rosedale | $823 | $1,529 | $2,147 | $2,634 | $3,222 |
| Essex | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
$774
Average Annual Tax Savings
Save on Your Property Taxes and More With Ownwell
Want to lower your Baltimore County property taxes?
How Can I Lower My Property Taxes in Baltimore County?
Looking to reduce your Baltimore County property taxes? Ownwell is the leading property tax appeal company serving Baltimore County. We specialize in helping property owners in the Baltimore County area and beyond lower their tax bills by working directly with the Baltimore County assessment office.
Through our tax monitoring service, we collect all necessary information to maximize your tax reductions. We navigate the complexities of the Baltimore County property tax appeal process and identify all available exemptions, so you don't have to.
Whether you are a homeowner, a real estate investor, or an asset manager, our local team at Ownwell has the expertise to assess your current property tax situation and find strategic opportunities for reducing your tax burden.
Property Tax Appeals in Maryland
Property tax protests in Baltimore County begin when a homeowner reviews the assessed value set by the Tax Assessor and decides whether it reflects the market value of the home. If the assessment seems too high, the homeowner can file an appeal by the deadline of February 13, 2026. The appeal asks the county to reconsider whether the property was valued correctly for tax purposes.
The process typically starts with gathering evidence that supports a lower market value. That can include recent comparable sales, photos, and other records that show the home’s condition or features were not fully reflected in the assessment. Once the appeal is filed, the case is reviewed through the county’s formal review process, and homeowners may need to explain why the assessed value should be reduced.
Appeals are heard by the Baltimore County Board of Appeals, which listens to the case and decides whether the assessment should stay the same or be changed. The possible outcomes include no change, a lower assessed value, or, in some cases, a different adjustment based on the evidence presented. A successful appeal can reduce the property tax bill, while an unsuccessful one leaves the assessment in place.
Ownwell can help homeowners navigate the appeal process by reviewing the assessment, identifying possible savings, and preparing a strong case for the board. From gathering evidence to filing the appeal and tracking deadlines, Ownwell helps make the process easier and more effective for homeowners who want to challenge an unfair property tax assessment.
Exemptions in Maryland
What property tax exemption programs are available in Baltimore County?
Baltimore County homeowners may qualify for several property tax exemption programs that can reduce the tax burden on a primary residence. The most important exemption for many homeowners is the homestead-style benefit for an owner-occupied home, which is designed to protect a primary residence from higher taxable assessments. Homeowners may also be eligible for exemptions based on age, disability, military service, or surviving spouse status, depending on their circumstances.
What types of exemptions can homeowners use?
The main exemptions available in Baltimore County can include a primary residence exemption, a senior exemption, a disability exemption, a veteran exemption, and a surviving spouse exemption. Each program is separate and has its own eligibility rules, so it is important to review them individually. Some exemptions apply only when the home is the owner’s main residence, while others depend on personal status or service history.
How do homeowners apply for exemptions?
Homeowners usually apply through the local tax office by submitting the required exemption form and supporting documents. Because each exemption has different requirements, it helps to confirm eligibility before filing.
How can Ownwell help?
Ownwell can help homeowners identify which Baltimore County exemption programs they may qualify for, gather the right paperwork, and apply correctly so they do not miss savings on their primary residence.
Available Exemptions
Disabled
Home Stead
Veteran
Solar/Wind
Non-Profit
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | February 13 |
Links | |
|---|---|
| Baltimore Tax Assessor | |
| Website | sdat.dat.maryland.gov |