How common is pneumonia?

Pneumonia is a major cause of illness in the United States.1

Each year:1

  • About 4 million people in the United States get pneumonia in daily life through the home or workplace (community-acquired pneumonia). Community-acquired pneumonia does not include cases of pneumonia contracted in a health care facility (such as a nursing home).
  • Of the 4 million people who get community-acquired pneumonia each year, about 1 million will have to go to the hospital.
  • About 60,000 cases result in death.

People older than 65 years:2

  • Make up about one-third of all cases of community-acquired pneumonia.
  • Are hospitalized more often and stay longer in the hospital than younger people.


Author: Maria G. Essig, MS, ELS Last Updated: March 18, 2009
Medical Review: Kathleen Romito, MD - Family Medicine
E. Gregory Thompson, MD - Internal Medicine
R. Steven Tharratt, MD, MPVM, FACP, FCCP - Pulmonology, Critical Care, Medical Toxicology

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