Assessor
Maryland Department of Assessments and Taxation
Appeal Deadline
45 days from notice
Required Form
Petition for Review of Assessment
Risk of Increase
Rare but possible
Median Home Value
$280,000
Effective Tax Rate
1.1%
Estimated Annual Savings
$462
Based on 15% reduction
Maryland Department of Assessments and Taxation Portal
Access your property records, assessment details, and file appeals directly through the official Baltimore County website.
Visit https://dat.maryland.govTips for Baltimore County Appeals
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Surrounds Baltimore City
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File petition for review with SDAT
Step-by-Step
How to Appeal in Baltimore County
Review your property assessment notice from Maryland Department of Assessments and Taxation. Verify the property details — square footage, bedroom count, lot size, and condition.
Research comparable sales in your area. Look for recent sales of similar properties that sold for less than your assessed value.
File your appeal by the 45 days from notice deadline. You can file online at https://dat.maryland.gov, by mail, or in person.
Prepare your evidence packet. Include comparable sales data, property condition photos, and any repair estimates that affect value.
Attend your appeal hearing. Present your evidence clearly and focus on comparable sales that support a lower value.
Receive your decision. If the appeal is unsuccessful, check your options for further appeal.
FAQ
Baltimore County Property Tax Questions
How do I appeal my property tax in Baltimore County, Maryland?
File a appeal with Maryland Department of Assessments and Taxation by the 45 days from notice deadline. You can file online at https://dat.maryland.gov, by mail, or in person. ProtestMax generates your complete appeal packet for $45 flat.
What is the property tax rate in Baltimore County?
The average effective property tax rate in Baltimore County is approximately 1.1%. The median home value is $280,000, resulting in an average annual tax bill of approximately $3,080.
What is the appeal deadline for Baltimore County?
The appeal deadline for Baltimore County is 45 days from notice. Make sure to file before this deadline to preserve your right to appeal.
How much can I save by appealing my Baltimore County property tax?
A successful appeal in Baltimore County typically reduces the assessed value by 10-20%. On the median home value of $280,000, a 15% reduction saves approximately $462 per year.
Can my property tax increase if I appeal?
In Maryland, there is a theoretical risk that your assessed value could increase as a result of a appeal. However, this is rare in practice, and most appeals result in a reduction or no change.