Mar Bella Beach, colloquially known as Puerto Nuevo Beach, is a beach in the municipality of Vega Baja in the north coast of Puerto Rico. The beach is often referred to as Puerto Nuevo Beach because it is located in the Puerto Nuevo barrio of Vega Baja; it is also referred to as the Balneario de Vega Baja or Balneario de Puerto Nuevo. The beach is located approximately 45 minutes west of San Juan, making it popular with both locals and visitors.