Real estate prices in Castro Marim are influenced by several specific factors including location, property type, and local amenities. Areas near the Guadiana River or the picturesque coastline often command higher prices due to their scenic views and accessibility to leisure activities. The type of property also plays a significant role; for example, traditional Portuguese houses with unique architectural features may attract buyers looking for authenticity, while modern developments are popular among those seeking contemporary living environments. Local amenities, such as schools, healthcare facilities, and shopping options, further impact desirability; neighborhoods with robust infrastructure can see a rise in demand, thereby elevating property values. Seasonal tourism can also create fluctuations in the market, as properties catering to holiday rentals may experience price spikes during peak seasons, while investor interest can vary based on market confidence and economic conditions.