This article starts with an overview of the literature aiming to answer the question of what the knowledge aspect of teacher competence entails in urban schools. The conclusion of the overview identifies five areas of expertise needed by teachers who are to teach classes of pupils from diverse backgrounds: (1) language development, (2) pedagogy, (3) social interaction and identity, (4) parental involvement, and (5) schools and community. The second part of the article describes the results of an analysis of the curriculum of a teacher training college in one of the largest cities in the Netherlands. The authors conclude with recommendations regarding the curriculum.