Wiktionary
n. (context idiomatic English) A town, city, or other municipality in which a single large business has a controlling influence over the economy and, sometimes, over the societal structure and local government.
Wikipedia
A company town is a place where practically all stores and housing are owned by the one company that is also the main employer. Company towns are often planned with a suite of amenities such as stores, churches, schools, markets and recreation facilities.
The best examples of company towns have had high ideals; but many have been regarded as paternalistic or exploitative.
Usage examples of "company town".
There was no man, however, and there had been no men for more than a hundred years, perhaps, who had truly made a living off sheep, the basic reason for this being that Milagro was a company town, and almost every herder, simply in order to survive as a sheepman, had been connected to the Ladd De- vine Sheep Company.
In some ways it's an old-fashioned company town-life here isn't just dependent upon the main employer but pretty much socially centered around it too.
Thousands lived just a few miles away in Laurel, Maryland, long the company town.
It seemed that Fort Farrell was a real old-fashioned company town, and when Matterson built his dam there would be the Matterson Power Company to add to his list.
He tried to reconstruct in his imagination the annihilated splendor of the old banana-company town, whose dry swimming pool was filled to the brim with rotting men’.