In São Mamede de Infesta, properties that tend to be more expensive are typically modern apartments and upscale villas. Newer developments, especially those with contemporary architecture, high-quality finishes, and amenities like swimming pools or gyms, command premium prices. For instance, properties near the waterfront or those with views of the Douro River attract higher valuations due to their scenic appeal. Additionally, larger family homes with multiple bedrooms and outdoor spaces are sought after, particularly in neighborhoods with good access to schools and public transport. Gated communities and properties within close proximity to shopping centers or recreational areas also see significant price premiums.