Black and white architectural floor plans showing multiple buildings with labeled rooms, walls, doors, staircases, cars, streets, and surrounding layout details. Lines and measurements indicate precise design and arrangement.
Modern kitchen with white cabinets, gold handles, marble countertop, light gray tile backsplash, and wooden open shelves holding a potted plant, bowls, books, and a candle. Sunlight comes in through a nearby window.
A modern kitchen with white cabinets, a light wood dining table, cushioned chairs, open shelves, a large pendant lamp, and windows showing greenery outside. The space is bright and tidy with minimalist decor.
Freimark Construction

Home Additions Enhance Everyday Living

Your new square footage is more than extra space – it is an investment in comfort, value, and future flexibility. Whether you need room for a growing family or a dedicated workspace, here is why a professionally built addition is worth every penny:

  • Create purpose-built living spaces
  • Avoid the cost and hassle of moving
  • Strengthen long-term investment value
  • Support multigenerational living
  • Modernize and future-proof your home

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Skilled Craftsmanship, Tailored for Your Home

Complete Solutions for Expanding Your Home

Architectural Design & Planning

Experienced designers create code-compliant layouts, secure permits, and handle HOA submissions so you never face paperwork headaches.

Seamless Build Execution

Our seasoned crews, led by Zach Freimark, execute every phase - framing, utilities, and finishes - while a dedicated project manager keeps you informed and on budget.

Designer-Level Details

We help you select finishes that elevate your space, from energy-efficient windows and lighting to premium surfaces like quartz, engineered hardwood, or eco-conscious options.

Black and white architectural floor plans showing multiple buildings with labeled rooms, walls, doors, staircases, cars, streets, and surrounding layout details. Lines and measurements indicate precise design and arrangement.
Two people stand at a table covered with blueprints, pencils, and a laptop, discussing and pointing at architectural plans in a bright office environment.
Freimark Construction

Popular Addition Types in Boise

Thinking about a specific expansion? We specialize in every major addition style:

  • Room additions
  • Kitchen expansions
  • Second-story additions
  • Garage conversions
  • In-law suites or ADUs
  • Sunrooms or enclosed porches
  • Home office additions

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How Our Process Works

We meet on-site or virtually to learn your goals, budget, and timeline, offering honest guidance on what is feasible.

Our team drafts detailed floorplans and 3D renderings, then helps you hand-pick materials that fit your style and price point.

Licensed craftsmen build with precision, maintain a tidy jobsite, and provide weekly progress updates so you always know what is next.

Together we inspect every detail. Any final tweaks are handled promptly until you are completely satisfied.

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Home Additions FAQs

Most projects range from 3 to 6 months depending on size, complexity, and weather. We provide a detailed timeline before work begins.

Not usually. We create isolated work zones and maintain safe access, though major second story builds may require short-term relocation.

Budgets vary widely. Simple room additions start around $200 per square foot, while high-end ADUs can reach $400+. We deliver transparent, itemized quotes.

Absolutely. Bring your favorite tile or light fixtures and we will ensure they are installed to spec.

Yes. Our team secures all required city permits and coordinates every inspection to keep the project on schedule.

Freimark Construction

Ready to Transform Your Boise Home?

Turn unused space into your favorite place with Freimark Construction’s expert additions. Contact us now to begin planning.

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