In-Law & Multigenerational Suite in Seattle, WA

In-Law & Multigenerational Suite in Seattle, WA

When Seattle homeowners search for in-law & multigenerational suite or a dependable adus & conversions contractor near them, they want craftsmanship that lasts and a crew that communicates. That's exactly what we do. Self-contained suites for extended family.

From Laurelhurst to Queen Anne, Seattle's older homes often need structural care alongside the kitchen, bath, and addition work that modernizes them.

You get a single point of contact, licensed and insured trades, and clear communication from the first sketch to the final walkthrough.

What's included in your in-law & multigenerational suite

A typical in-law & multigenerational suite in Seattle can involve the kitchen and bath, finishes, foundation, framing — and we put the full scope in writing so you know exactly what's covered before work starts.

We write scope in plain terms: what we'll do, the materials, the sequence, and how any surprises are handled if something is uncovered.

How much does an in-law & multigenerational suite cost in Seattle?

Most in-law & multigenerational suite projects in Seattle fall between $155,500 – $465,500, depending on the size of the space, the finishes you choose, and the condition of what's already there.

Because every home is different, we don't quote final numbers sight unseen. After a free in-home consultation you get a detailed, itemized estimate tied to your actual adus & conversions project — so there are no surprises later.

Why Seattle homeowners choose Xion Build

Meticulous job sites and clear daily communication, with respect for your home, your time, and your neighbors.

Honest guidance on where to invest and where to save, so your budget goes toward what adds real, lasting value.

Local crews who know Eastside permitting, inspections, and the way Pacific Northwest weather tests a home.

Our Seattle adus & conversions process

We pull the permits, schedule every trade in the right order, and protect your home, landscaping, and daily routine throughout the build.

Handoff includes a detailed walkthrough and a written warranty — not a crew that vanishes the moment the dust settles.

Design and material selections come next, so finishes, fixtures, and pricing are locked in before demolition — no surprises mid-project.

Frequently asked questions

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