Several factors influence real estate prices in Valles Occidental, a region in Catalonia, Spain. Firstly, the proximity to major urban centers like Barcelona significantly boosts property values; for instance, homes in towns like Sabadell and Terrassa often command higher prices due to their convenient access to the city through public transportation. Additionally, the local economy plays a crucial role; areas with thriving industries or business parks, such as the textile and technology sectors, tend to see increased demand for housing. Furthermore, the availability of amenities such as schools, parks, and shopping centers can also drive prices up. For example, neighborhoods with well-rated schools often attract families, resulting in higher property values. Lastly, historical and cultural factors cannot be overlooked; properties in areas with preserved architecture or cultural significance, like the historical buildings in the old town of Terrassa, may also fetch premiums compared to newer developments.