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*Updates from the original release are in red.
LEONARDTOWN, MD (December 22, 2025) – The St. Mary’s County Health Department (SMCHD) main office in Leonardtown and all satellite offices will be closed on:
Visit smchd.org for more information on SMCHD locations and services.
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St. Mary's County Health Department uses Accessibility Checker to monitor our website's accessibility.
Questions About Measles?
Please contact our Measles Call Center at 240-735-8288 Monday – Friday from 8:00 a.m. – 4:30 p.m.
Health Care Providers: Please visit our Provider Resources page for contact information for infectious disease reporting.