Maryland Department of Assessments and Taxation

Contact Information

Washington County

Melissa Adelsberger, Supervisor of Assessments
3 Public Square
Hagerstown, Maryland 21740
Hours: 8:00 to 4:30
(301) 791-3050
FAX: (301) 791-2925
E-mail: [email protected]

Other Information

Local Assessment Offices​

 Washington County Reassessment Areas

​washington county area map
Area 1
  Assessment effective January 1, 2025, and is reassessed again January 1, 2028
Area 2
  Assessment effective January 1, 2023, and is reassessed again January 1, 2026
Area 3
  Assessment effective January 1, 2024, and is reassessed again January 1, 2027​
Maryland Department of Assessments and Taxation
700 E. Pratt St. Suite 2700
Baltimore, MD 21202-6377