Basement Bathroom Addition in Kenmore, WA

Basement Bathroom Addition in Kenmore, WA

Xion Build provides expert basement bathroom addition in Kenmore. As a trusted Kenmore basement finishing contractor, we manage design, materials, permits, and every trade in-house so your project stays on schedule and on budget. Add a bath with proper plumbing and ejector if needed.

Kenmore's lakeside and hillside lots reward decks, additions, and remodels that open the home up to the water and greenery.

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 basement bathroom addition

A typical basement bathroom addition in Kenmore can involve egress, electrical, insulation, 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 a basement bathroom addition cost in Kenmore?

Most basement bathroom addition projects in Kenmore fall between $44,500 – $111,500, 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 basement finishing project — so there are no surprises later.

Why Kenmore homeowners choose Xion Build

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

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

Licensed, bonded, and insured in Washington — every project is built to meet or exceed code and backed by a written warranty.

Our Kenmore basement finishing 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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