The average rental price for a one-bedroom apartment in Badalona typically ranges between €700 and €1,000 per month, depending on location and amenities. In the city center, prices tend to be on the higher end, often approaching or exceeding €1,000 for a modern apartment with updated features. For instance, a one-bedroom in prime areas like the waterfront or close to public transportation can command up to €1,200. Conversely, apartments located slightly further from the main attractions may be available for around €600 to €700. Additionally, factors such as the condition of the building, proximity to parks, and neighborhood reputation can significantly influence rental prices.