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LEONARDTOWN, MD (September 24, 2025)—The St. Mary’s County Health Department (SMCHD) will be closed on Friday, October 3, 2025, from 11:30 a.m. to 5:00 p.m. for agency operational needs. This includes the main office in Leonardtown and all satellite offices. Normal operations will resume on Monday, October 6, 2025.
Visit smchd.org for more information on SMCHD locations and services.
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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
A call center has been opened for St. Mary’s County residents needing more information about measles. Community members can call the center at 240-735-8288 Monday – Friday from 8:00 a.m. – 4:30 p.m.