This report by the Civics Committee of the Chicago Woman's Club offers a sobering look at the conditions facing residents of tenement housing in the city's twentieth ward. Drawing on extensive research and firsthand accounts, the report documents the overcrowding, disease, and squalor that characterized these buildings, and calls for urgent action to address the crisis. This edition of the report includes an introduction and commentary to highlight its historical significance and contemporary relevance. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.