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What are the busiest times in emergency rooms (ERs)?

The busiest times of day in the ER are between the hours of three and ten o’clock at night.

Dr. Kathleen Handal, MD
Emergency Medicine Specialist

While emergency rooms (ERs) are unpredictable, a general guide is to expect the busiest time to be around 6 p.m. As you might guess, 3 a.m. to 9 a.m. is typically quieter, but remember, in the ER you cannot predict waiting time. Mondays are usually the busiest day of the week.

Doc's ER Survival Guide (DocHandal's Guides)

More About this Book

Doc's ER Survival Guide (DocHandal's Guides)

Few people get through life without at least one trip to the emergency room (ER), either as a patient or support person for a family member or friend. Doc’s ER Survival Guide is designed to help...
Dr. Phillip G. Blanc, MD
Emergency Medicine Specialist

The busiest time in the emergency room tends to be in the evening hours; so going in the morning hours is ideal if you have serious symptoms. In this video, emergency medicine specialist Phillip Blanc, MD, suggests the best times to go to the ER. 

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.