A borough is a specific type of administrative division within a city or town, often used in various countries, including the United States and the United Kingdom. In the U.S., a borough can refer to a self-governing entity or a subdivision of a larger municipality, typically with its own local government and services. In the UK, a borough is a town or district that has been granted certain administrative powers and responsibilities. Boroughs can vary in size and population, and they often provide local services such as education, housing, and transportation to their residents.