Building an ADU (Accessory Dwelling Unit) of 500 square feet can run between $50,000 and $150,000, or approximately $100 to $300 a square foot on average. Understanding these costs is crucial for building a compact, self-contained living space that will add value to your property. This guide aims to provide a detailed breakdown of what … Continue reading 500 Sq Ft ADU Cost: Your Ultimate Budget and Planning Guide