hinterland

2. The area of land that lies behind a coast or a river port and supplies it with goods.

The port grew rich from trade with its fertile hinterland.

3. A region that is distant from cultural or economic centers and is often seen as less developed.

Artists from the hinterland brought fresh ideas to the capital.

4. The land around a town or city that depends on it for services and trade.

Farmers in the city's hinterland sell their crops at the central market.