This research analyzes the housing marketing strategy on sales volume improvement at PT Dofla Jaya Properti. The main focus of the research is to examine the effectiveness of marketing strategy implementation in efforts to increase residential property sales volume. The research method used is a qualitative approach with data collection techniques through literature study and comprehensive literature review of various reference sources related to property marketing strategies. The analysis results show that PT Dofla Jaya Properti has implemented an integrated marketing strategy through the marketing mix (4P) approach, including product strategy that prioritizes construction quality and design innovation, competitive pricing strategy with flexible payment schemes, distribution strategy that maximizes strategic locations and digital marketing channels, and promotional strategies that combine conventional methods and digital marketing. SWOT analysis identifies various internal strengths such as superior product quality and strong reputation, as well as external opportunities in the form of property market growth and digital technology development. This research finds that sales volume improvement is influenced by several key factors, including professional marketing team development, innovative promotional programs, excellent after-sales service, and digital technology implementation in marketing and sales processes.