The Costa Noroeste de Cádiz comarca is one of the six comarcas in the province of Cádiz, Andalusia, southern Spain.
The present-day comarca was established in 2003 by the Government of Andalusia.
The Costa de Noroeste de Cádiz consists of four municipalities: Sanlúcar de Barrameda, Rota, Chipiona and Trebujena.