Compared to the previous report (February 2012), a 14% decrease in IDP individual population is observed. This rate of decrease is the largest observed since March 2011. A total of 602 sites hosting 105,270 IDP households or 420,513 IDP individuals remain open across the earthquake affected area. Compared to July 2010, a decrease of 73% is observed (IDP individual population). The commune of Port–au‐Prince reports the highest decrease in IDP population, with a 21% decrease in population, from 131,859 IDP individuals in February to 100,783 in April 2012.