How Much a Garage Conversion ADU Costs in Los Angeles County
Most garage conversions in Los Angeles County land between $100,000 and $200,000. A basic conversion of an attached two-car garage with a simple layout sits at the low end. A detached garage that needs a new foundation, a full sewer connection, and higher-grade finishes reaches the top of that range and occasionally passes it. That spread is wide enough to be unhelpful on its own, so here is what actually moves the number.