Karen B. DeMarco, MPH

Karen B. DeMarco is the Health Officer for Hunterdon County, New Jersey, and has 15 years of experience in Public Health. As Health Officer, Karen manages the Divisions of Public Health Nursing and Environmental Health, and ensures the provision of county-wide public health services as required by New Jersey Administrative Code. Her professional interests include communicable disease epidemiology, emergency preparedness, maternal and child health, and public information and media relations.
Prior to serving Hunterdon County, Karen worked for Monmouth County Health Department as Assistant Public Health Coordinator and Public Health Epidemiologist. During her tenure with Monmouth County, she collaborated with Monmouth University’s Center for Rapid Response Database Systems in development of a computerized epidemiological modeling system to detect and track outbreaks of disease. As a result of that research, Karen was part of the presentation team to the United Nations Monitoring, Verification and Inspection Commission. Karen has authored professional articles on epidemiologic modeling, tobacco prevention and control, and vaccine-preventable disease.
An undergraduate from The University of Scranton, Karen attained a Bachelor of Science degree in Health Administration with minors in Business, Philosophy and Women’s Studies. Karen earned her Master’s in Public Health from Rutgers University School of Public Health (formerly UMDNJ).

Karen resides in Morris County with her husband and three children.