This page shows every active home for sale with an ADU, guest house, casita or granny flat across Orange County and LA County, pulled from the MLS.

Below the listings you’ll find what ADUs rent for in each city, how to check whether the back unit is permitted, and how the rent changes your monthly payment, so you can tell a real income property from a listing that just says “bonus unit In markets like Orange County, where appreciation has been strong and consistent; demand remains steady, making it an attractive option for long-term investors. The challenge, however, is that breaking even on an investment property here often requires a hefty 50–60% down payment to break after home values surged post-COVID.

It’s time to think smarter, finding ways to make real estate in California pay you now while still gaining that Orange County appreciation, not just someday in the future.