A residential area is a geographic region where people live and work. It can be a CITY, VILLAGE, TOWN, or ESTATE. A CITY is a large and densely populated urban area, usually with a population of more than one million. A VILLAGE is a small settlement, typically with a population of less than a thousand. A TOWN is a medium-sized settlement, usually with a population of between one thousand and ten thousand. An ESTATE is a large area of land owned by a single person or organization.