
ADU Rules in Seattle and the Eastside (2026 Guide)
What Washington’s ADU law allows, and how Seattle, Bellevue, Kirkland, Redmond, Mercer Island, Sammamish and Issaquah apply it: number of ADUs, size, height and parking.
Costs, permits, design ideas and step-by-step guides for kitchens, bathrooms and whole-home remodels in Seattle and on the Eastside.

What Washington’s ADU law allows, and how Seattle, Bellevue, Kirkland, Redmond, Mercer Island, Sammamish and Issaquah apply it: number of ADUs, size, height and parking.

What remodeling work needs a permit on the Eastside, city by city, plus construction hours, shoreline rules and who issues each permit.

Planning ranges for a kitchen refresh, a full kitchen remodel and a layout-changing remodel on the Eastside, and what moves the price the most.

From the first visit to the final walkthrough: the eight steps of a full bathroom remodel in Seattle and on the Eastside, and what happens in each one.

That $7,500 quote sounds great — until you’re three weeks into the project and the contractor has disappeared, the subfloor is half-demolished,

When I walk into a bathroom for the first time, the first question I ask myself is: is this a maintenance problem

You’ve got a remodeling budget, a list of things you want to fix, and roughly fifteen competing opinions from neighbors, YouTube, and

Here is a situation we see too often: a homeowner hires three different contractors over six years — one for the kitchen,

Some bathroom problems need a contractor on-site by tomorrow morning. Others can sit on your calendar for six weeks without doing any

Five years ago, a mid-range master bath renovation in the Kirkland area would run most homeowners somewhere between $18,000 and $28,000. Today,

The single most expensive mistake a Seattle homeowner makes isn’t hiring the wrong contractor — it’s choosing the wrong type of remodel

The most expensive bathroom job I’ve ever done started as a $200 caulk repair. By the time we tore into the wall,