Smart cities are rapidly redefining urban development worldwide, and Saudi Arabia is actively embracing this shift. These cities rely on data, automation, and artificial intelligence to enhance quality of life, optimize services, and improve the urban environment. This transformation is directly influencing the real estate market by reshaping demand patterns and investor expectations. Smart cities generate strong demand for high-tech properties, including environmentally efficient buildings, developments with integrated surveillance and safety systems, and residential projects offering home automation as a standard feature. Such qualities enhance asset value and create a lifestyle proposition that resonates with modern residents. Digital transformation also improves facility management efficiency. Smart energy systems, predictive maintenance technologies, and sensor-based monitoring significantly reduce operational costs and extend asset longevity—benefits that investors increasingly prioritize. Mobility innovation is another defining factor. Smart transport networks, pedestrian-friendly corridors, and cycling routes enhance urban connectivity and make smart districts particularly attractive for professional households and families alike. Data plays a central role in this ecosystem. Urban data platforms allow for continuous analysis of housing trends, land utilization, infrastructure performance, and mobility flows, enabling developers to make more informed planning decisions. Looking ahead, the expansion of smart cities in Saudi Arabia is expected to reshape the national real estate landscape, accelerating the rise of solar-powered communities, intelligent construction systems, and carbon-neutral neighborhoods.