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LEONARDTOWN, MD (February 22, 2026) – Due to inclement weather, the St. Mary’s County Health Department (SMCHD) will be closed on Monday, February 23, 2026. This includes the main office in Leonardtown and all satellite offices. Community members scheduled for appointments will be contacted directly to reschedule. SMCHD will communicate any further closures or delays, as necessary.
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Mon – Fri: 8:00 am – 5:00 pm
Mon – Fri: 8:30 am – 4:00 pm
Mon & Thurs: 7:00 am – 2:00 pm
Tues, Wed, & Fri: 7:00 am – 4:30 pm
Need Assistance?
For general Health Department questions, please call our main office at 301-475-4330.
For measles-related questions, please contact our Measles Call Center Monday – Friday from 8:00 a.m. – 4:30 p.m. at 240-735-8288.
Health Care Providers: Please use the contact information listed on our Provider Resources page to report suspected or confirmed infectious diseases. Provider reporting should not be directed to the community call center.