This article reviews the characteristics of allied health professions in the U.S., Massachusetts, and Boston health sectors. These occupations are considered in the broader context of the multitiered job structure of the health sector and their gender and ethnic composition. The discussion includes surveys of vacancy rates and wage levels for selected allied health professions in Massachusetts hospitals. The article concludes with a more detailed, albeit national, picture of these occupations in the hospital sector per se, their demographic composition, and earnings level