Home Additions in Washougal, WA
Gain the space you need without leaving the home and neighborhood you love.
Expand Your Living Space
When your family outgrows your current space, moving isn’t your only option. A well-designed home addition can provide the extra square footage you need while significantly increasing your property’s value.
Amundson Construction specializes in seamless home additions. We carefully design and construct new spaces so they blend perfectly with your home’s existing architecture, roofline, and exterior finishes.
Popular Home Addition Projects:
Master suite additions
Family room and living space expansions
New bedrooms for growing families
Sunrooms and enclosed patios
Garage additions and conversions
Second-story additions (pop-ups)
In-law suites / ADUs
Comprehensive Solutions
Popular Home Addition Projects
Master Suite Additions
Create a private oasis with a spacious bedroom, walk-in closet, and a luxurious en-suite bathroom.
Family Room Expansions
Extend your current living areas to create the perfect gathering place for entertaining and family time.
New Bedrooms
Add much-needed bedrooms to accommodate a growing family, guests, or a dedicated home office.
Sunrooms & Patios
Enjoy natural light year-round with custom sunrooms and beautifully enclosed patio expansions.
Garage Additions
Expand your garage for extra vehicles and workspace, or convert an existing garage into livable square footage.
Second-Story Additions
Maximize your lot space by building up. Second-story “pop-ups” are perfect for doubling your living space.
In-law Suites / ADUs
Build functional, fully independent living spaces perfect for extended family, aging parents, or generating rental income with Accessory Dwelling Units.
Need More Space?
Let’s discuss how a custom home addition can transform your property. Contact Amundson Construction today.
