An accessory dwelling unit, or ADU, can turn unused space into real monthly income and add lasting value to your property. For homeowners it can offset a mortgage or house a family member. For investors it can boost cash flow and returns. Here is how ADUs work in Long Beach and what to check before you build or buy one.
An ADU is a secondary living unit on the same lot as a home, with its own kitchen, bathroom, and entrance. It can be a converted garage, a converted portion of the house, or a new standalone structure. A junior ADU, or JADU, is a smaller unit created within the existing home. California has moved to make ADUs easier to build in recent years, though local rules and permitting still apply.
Two reasons. First, income. A rentable unit can bring in monthly cash flow that offsets your costs or improves an investment's returns. Second, value. A legal, permitted ADU can increase what a property is worth and widen the pool of buyers when you sell, especially those looking to house hack or add income.
An ADU can be the difference between a property that barely works and one that cash flows. Buy a home with an existing ADU, or one where an ADU is feasible, and you create the live-in-one-rent-the-other setup that makes ownership far more affordable. This is one of the strategies we teach first-time investors.
Before you count on an ADU, confirm whether the unit is permitted and legal rather than just built, the current Long Beach rules on size, setbacks, and parking, what the unit can realistically rent for, the cost to build or bring an existing unit into compliance, and any coastal zone considerations for your specific lot. We help you evaluate all of this before you commit.
Curious whether your home or a property you are eyeing could support an ADU? Let's look at the numbers together. Reach out at
