The average monthly rent for a one-bedroom apartment in Torrelavega typically ranges from around €400 to €600, depending on the location and condition of the property. Apartments located in the city center or near key amenities can command higher rents, often reaching closer to €600, while those in more suburban areas or older buildings might be available for around €400. For instance, a modern one-bedroom apartment in a central area with easy access to shops and public transportation could be listed at €550, while a slightly dated option further from the center might be priced at €450. Rental prices can also vary based on recent market trends and demand, particularly during peak moving seasons.