Ranked by the OnlyBeaches Index (OBI) — a 1-10 score blending water purity, conditions, crowd levels and vibe. Updated every 30 minutes.
Cala Arturo
Small cove near Cartagena’s eastern headlands, useful for hidden-beach coverage.
Cala Cortina
Cartagena’s signature city cove with clear water and easy access.
Cala de las Mulas
Remote natural cove in the Calblanque sector with limited access.
Cala del Barco
Secluded Cartagena cove known more locally than by mainstream resort visitors.
Cala del Pino
Small wooded Mar Menor cove often missed beside larger La Manga beaches.
Cala Magre
Quiet Calblanque-area cove for visitors seeking a less developed stop.
Cala Reona
Rocky-sandy cove near Cabo de Palos with strong snorkelling appeal.
Calblanque Beach
Wild protected beach in Calblanque Regional Park and a Costa Cálida essential.
Playa de Islas Menores
Quiet Mar Menor beach area suited to relaxed family bathing.
Playa de Levante Cabo de Palos
Main Cabo de Palos beach close to one of Murcia’s best diving areas.
Playa de Los Nietos
Traditional Mar Menor beach town with shallow water and local feel.
Playa de Mar de Cristal
Established Mar Menor beach village with calm water and promenades.
Playa Honda
Popular Mar Menor-side resort beach with shallow sheltered water.
Playa Larga
Long natural beach within the Calblanque coastal park.
Playa Negrete
Lower-profile protected beach near Calblanque with a wild coastal feel.
Cartagena sits in Region of Murcia, Spain and is home to 15 ranked beaches on OnlyBeaches. Every beach here is scored by the OnlyBeaches Index — a 1-10 metric blending water purity, live conditions (waves, water temperature, wind), crowd intelligence and vibe.
Whether you're after the highest-scoring beach in Cartagena or a quieter hidden cove, the list above is refreshed every 30 minutes using live Stormglass and OpenWeather data.
