The dataset combines information from partially aggregated data from the Census of Population, Buildings, and Dwellings, carried out by the Czech Statistical Office in 2001 and 2011 and from the School Register (years 2001 and 2011) maintained by the Ministry of Education, Youth, and Sports of the Czech Republic. Data includes information about employment rate of mothers of certain characteristics (education, number of children, age of youngest child) and residence (municipality). For each municipality, there is infomation about demand for childcare (numbers of children aged 3–5) and supply of childcare (kindergarten capacity).