The Complete Guide to Adding a Second Story in the Bay Area: Costs, Process, and Essential Considerations
Adding a second story to your home in the Bay Area typically costs between $250 and $600 per square foot, depending on factors like size, design complexity, and materials. The project requires structural assessments, permits, and coordination with contractors, as the existing foundation may need reinforcement. While the cost can range from $375,000 to $900,000 or more, the addition offers increased living space and enhanced property value, making it a worthwhile investment in a high-demand area like the Bay Area.