Maryland Property Appraisers & Tax Directory
Directory of all 24 counties in Maryland. Access local property valuation administrators, parcel search GIS maps, and tax appeal boards.
County Property Tax Calculator
Estimated using County's effective tax rate of 1.05% (Assessment ratio: 100%)
Maryland County Assessors Directory
Select your county to view the local property appraiser office and parcel search portal.
Allegany County
Seat: Cumberland
Anne Arundel County
Seat: Annapolis
Baltimore County
Seat: Towson
Calvert County
Seat: Prince Frederick
Caroline County
Seat: Denton
Carroll County
Seat: Westminster
Cecil County
Seat: Elkton
Charles County
Seat: La Plata
Dorchester County
Seat: Cambridge
Frederick County
Seat: Frederick
Garrett County
Seat: Oakland
Harford County
Seat: Bel Air
Howard County
Seat: Ellicott
Kent County
Seat: Chestertown
Montgomery County
Seat: Rockville
Prince George's County
Seat: Upper Marlboro
Queen Anne's County
Seat: Centreville
St. Mary's County
Seat: Leonardtown
Somerset County
Seat: Princess Anne
Talbot County
Seat: Easton
Washington County
Seat: Hagerstown
Wicomico County
Seat: Salisbury
Worcester County
Seat: Snow Hill
Baltimore city
Seat: Baltimore
Maryland Property Tax Laws & Rules
Homestead Tax Credit caps taxable assessment increases to 10% (or less in most counties - e.g. 5% in Montgomery, 4% in Baltimore City).
Homeowners' Property Tax Credit reimburses taxes for low-income seniors. 100% total exemption for service-connected disabled veterans.
Within 45 days from the date of the triennial assessment notice (sent late December).
Appeals are filed before the: Property Tax Assessment Appeals Board (PTAAB).
Frequently Asked Questions
What is the average property tax rate in Maryland?
The average effective property tax rate in Maryland is approximately 1.05%. Actual tax bills depend on your county, municipality, and local school district levies.
How are properties assessed in Maryland?
Under Maryland law, properties are assessed at a statutory assessment ratio of 100% of fair market value by the local State Department of Assessments and Taxation (SDAT).
When is the deadline to appeal property taxes in Maryland?
In Maryland, property valuation appeals must generally be filed by: Within 45 days from the date of the triennial assessment notice (sent late December). Appeals are heard by the local Property Tax Assessment Appeals Board (PTAAB).
What homestead exemptions are available in Maryland?
Homestead Tax Credit caps taxable assessment increases to 10% (or less in most counties - e.g. 5% in Montgomery, 4% in Baltimore City).
State Tax Authority
Agency: Maryland State Department of Assessments and Taxation (SDAT)
Visit Official State Tax Agency