Nearly 500 homes could be built at a new housing and business estate in Knottingley.
Developer Warmfield FeryBridge Ltd has been granted planning permission for the development off Pontefract Road.
It could include up to 475 new homes, ranging from one bed properties to those with four bedrooms.
The development would also feature commercial space which could be used as a pub restaurant and a small shop, and land for educational provision including room for the a new or expanded primary school.
There would also be two areas of open space for public use.
The application forms the second phase of a housing estate on the edge of the town.