The Statistical Office in Warszawa has prepared the next edition of the publication “Children in Mazowieckie Voivodship” using data coming from statistical surveys as well as from administrative sources. The information presented in graphical form with short analytical comments concern: demographic phenomena, the child’s place in the family and beyond, supporting families with dependent children, social care, health and medical care, education and upbringing, culture and leisure, as well as threats to health and life. In order to show the diversity within the region, selected data were presented at the level of urban areas, rural areas and powiats. The publication ends with a comparison of Mazovia with other voivodships in the country, as illustrated by numerous charts.