Seattle Now Allows Two Backyard Homes Per Lot

A new city ordinance makes it easier for Seattle homeowners to build two accessory dwelling units on a single-family lot, even if both are detached. The updated rules offer more design flexibility and fewer restrictions, creating new options for rentals, family housing, or long-term planning.

Three Factors to Consider When Planning a DADU

Thinking about building a backyard cottage? Seattle encourages it, but the process can feel overwhelming. Here’s our take on navigating the process.