The average rent for a one-bedroom apartment in Santa Eulalia del Río typically ranges from €800 to €1,200 per month, depending on the location and amenities offered. Apartments closer to the town center or beachfront generally command higher prices, while those situated a bit further away may be more affordable. For instance, a modern one-bedroom flat with ocean views can be around €1,200, while a similar unit located a short distance from the main attractions might rent for about €900. Additionally, seasonal fluctuations can also affect rental rates, with higher demand during the summer months pushing prices up.