Thinking about building an ADU or DADU on your Seattle property? Whether you're planning for multigenerational living, looking to earn rental income, or exploring future investment potential, now is a great time to take action. Thanks to recent changes in Seattle’s zoning laws and streamlined permitting processes, adding a backyard cottage or in-law unit is more accessible than ever. In this article, we’ll break down the benefits, key regulations, and expert resources like ADUniverse to help you get started.

Your home is more than a place to live, it’s a powerful financial asset. In this guide, we’ll break down what home equity is, how to track it, and the smartest ways to use it—from building an ADU to investing in a second property or upgrading your current home for long-term value.