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Built Around You. Built Right Here.

Grand Mound’s Custom Construction Team

Thurston County ZIP: 98579 16 miles South

General contracting, custom home building, and residential upgrades in Grand Mound along the Thurston-Lewis county border.

Grand Mound’s rapid growth makes ADUs and custom residential builds high-leverage investments. We handle parcel feasibility, setback verification, foundation prep, and turnkey construction with zero contractor runaround.

Capitol Custom Construction Excavation & Custom Building in Grand Mound, WA
Ready to Build in Grand Mound, WA?

Your project starts with a conversation, not a sales pitch. Reach out to our Tumwater office to talk through your vision and get a straight answer on scope, timeline, and budget.

Start Your Build

Make the Right Partnership for

Capitol Quality

Why Grand Mound Homeowners Choose Capitol Custom Construction

Modern homes deserve modern builders, and Grand Mound homeowners are done settling for run-of-the-mill contracting. Whether you are planning a ground-up custom residence, adding a detached or attached ADU under Washington HB 1337, or remodeling your kitchen, bathroom, decking, or roof in Thurston County, our team brings honest communication, licensed and insured craftsmanship, and Olympia Master Builders accountability to every job site.

Medcalf Custom New Home Construction Build
Powell Barn Capitol Custom Construction Custom Build

Our Services in Grand Mound

Thurston County Coverage

Serving Grand Mound & Surrounding Communities

Home to Capitol Custom Construction headquarters at 2840 Crites St SW in Tumwater. We provide full-scale ground-up custom home construction, modern ADUs under Washington HB 1337, luxury additions, and weather-tested exterior refreshes across Thurston County.

Execute Your Vision

Why Choose Us

Professional Contractors

Entrust your next project to contractors who have been in the game for years and have the know-how to execute your dream build.

Licensed and Insured

Our contractors are licensed and insured experts. Our work is done at the highest safety standards.

We Fill Any Need

Our services range from new home construction to general home projects. Whatever your build is, we can do it.

Honest and Trustworthy

No surprise work, fees, or flaky contractors here. We communicate clearly and deliver what we promise.