Basement Gym & Flex Space in Shoreline, WA

Basement Gym & Flex Space in Shoreline, WA

Xion Build provides expert basement gym & flex space in Shoreline. As a trusted Shoreline basement finishing contractor, we manage design, materials, permits, and every trade in-house so your project stays on schedule and on budget. Durable, flexible spaces for gyms and play.

Shoreline's mid-century homes are ideal candidates for kitchen and bath remodels, additions, and full-system modernization.

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 gym & flex space

A typical basement gym & flex space in Shoreline can involve insulation, finishes, framing, electrical — 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 gym & flex space cost in Shoreline?

Most basement gym & flex space projects in Shoreline fall between $18,500 – $50,500, 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 Shoreline homeowners choose Xion Build

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

Transparent, written estimates with no hidden fees — you know what you're paying for before work begins.

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

Our Shoreline 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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