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Home Additions in Wausau, WI

Expand your home with thoughtful design, skilled craftsmanship, and a remodeling team you can trust from start to finish.

Designed to Give Your Family More Space and More Possibilities

A well-planned home addition allows you to stay in the neighborhood you love while gaining the space your family needs. Ross Construction helps Wausau homeowners add square footage with a clear design-build process, steady communication, and a team of in-house carpenters who take pride in their work. Whether you are adding a new bedroom, expanding your kitchen, or building a full second-story addition, our team delivers quality, comfort, and long-term value.

About Our Home Addition Services

Home additions allow you to create space that fits your lifestyle without the challenges of relocating. Ross Construction manages everything including design, budgeting, permitting, demolition, structural work, framing, exterior finishes, and full interior construction.

We work with homeowners across Wausau, Rib Mountain, Weston, Schofield, and Marathon County who are investing in larger remodeling projects that support long-term living. With more than 15 carpenters and over 30 years of combined experience, our team brings consistency, craftsmanship, and dependable communication to every addition.

Whether your goal is more living space, improved functionality, or adding value to a lake property, we guide you through each step so your new space feels fully integrated with your existing home.

Frequently Asked Questions About Home Additions

Curious about what to expect? Here are answers to the most common questions homeowners ask about home additions.

How much does a home addition cost?expand_more
Most additions in the Wausau area range from $80,000 to $300,000+, depending on size, structural changes, and finish level.
How long does a home addition take?expand_more
Timelines vary based on size and complexity, but most additions take three to six months once construction begins. Projects that require extensive structural work or seasonal considerations may take longer. Our team provides a clear schedule during planning.
Do I need an architect before contacting you?expand_more
No. Ross Construction offers in-house design support and partners with trusted architectural professionals when needed. We coordinate the full design and engineering process to keep everything aligned with your budget and vision.
Will the new addition blend with my existing home?expand_more
Yes. We take special care to match exterior materials, rooflines, window styles, and interior finishes so the new space looks like it has always belonged.
Can you add on to older homes?expand_more

Absolutely. Our team is experienced with older homes throughout Central Wisconsin, including structural assessments, layout adjustments, and upgrades needed to bring aging homes up to modern standards.

Modern office space with wall art and natural light in custom home by Ross Construction in Rib Mountain, WI.
Transitional entry space with plank wall and decor seating by Ross Construction in Wausau, WI.
Close-up of modern fireplace with black tile wall in a Ross Construction custom home in Lake Dubay, WI.
Stylish mudroom entry with wood plank wall and storage bench by Ross Construction in Marathon, WI.
White sectional sofa with floor-to-ceiling windows showcasing lake view in a Ross Construction custom home in Lake Dubay, WI.

Our Design-Build Process

1 | Start the Conversation
Every project begins with a simple call or in-home visit to understand your goals, walk through the space, and discuss early ideas. We listen closely to what you want to achieve and provide clear guidance on what is possible. At the end of this step, you will have a solid understanding of your project direction and the next steps.
2 | Design and Plan With Confidence
Once we agree on the scope and preliminary investment range, our team guides you through design decisions and selections. We work alongside trusted designers and architects to ensure your plans match your priorities and stay aligned with your budget. By the end of this phase, your vision is refined, your material choices are made, and your project is set up for a smooth start.
3 | Build and Enjoy the Transformation
During construction, our in-house craftsmen bring your design to life with consistent communication and attention to detail. We manage scheduling, trades, and quality so you always know what is happening and why. When the work is complete, your updated space is clean, polished, and ready for you to enjoy for years to come.

Many homeowners choose to include these upgrades when investing in a home addition:

select_check_boxExpanded kitchens, great rooms, or family spaces
select_check_boxPrimary suite additions with luxury baths
select_check_boxSunrooms or four-season rooms
select_check_boxHome offices or flex spaces
select_check_boxIn-law suites or guest spaces
select_check_boxFinished basements with entertainment areas
select_check_boxCustom decks or covered outdoor living areas
select_check_boxSeamless exterior blending with the existing home
select_check_boxEnergy-efficient windows & insulation
Ross Construction Cost Guide

Home Addition Cost Guide

Understanding the cost of a kitchen, bathroom, basement, addition, or whole-home remodel in Wausau can feel overwhelming. Our Remodeling Cost Guide gives you real numbers, real examples, and real guidance, so you can plan with confidence and avoid surprises.

  • Clear pricing ranges for kitchens, bathrooms, basements, additions, and whole home remodels in Wausau
  • Insight into what drives costs up or down so you can make informed decisions
  • A helpful breakdown of features, upgrades, and selections to expect at each investment level

Where We Work

Ross Construction serves homeowners throughout Wausau and the surrounding North Central Wisconsin region, focusing on high-quality remodeling and design-build projects in established neighborhoods, lake communities, and high-value areas. Our team understands the homes, landscapes, and local building styles that define this part of Wisconsin, and we bring a trusted reputation for craftsmanship and communication to every project. Whether you live in town, near the water, or in a nearby community, we are committed to delivering work that feels right for your home and your lifestyle.

If you do not see your area listed, reach out, and our team will let you know if we can help with your project.

Our Service Area

  • Wausau
  • Weston
  • Rib Mountain
  • Schofield
  • Minocqua and Surrounding Lake Communities
  • Rothschild
  • Kronenwetter
  • Mosinee
  • Merrill
  • Wausau West
  • Wausau East

What Homeowners Are Saying

We had our roof, main entry door and Patio door replaced through Ross construction. We were very pleased with the process. They were willing and able to work with our crazy loan process. They listened to our needs and concerns and were able to make helpful suggestions resulting in a great experience. The end results came out better than expected, we were very pleased with their efficiency and quality of work. I will definitely look to them for any future projects we come up with.

Tony Robinson

Ross Construction did cement work for us. We had a curved sidewalk put in. We are VERY pleased with the quality of the project. They were very professional,showed up when they said they would,cleaned up the site and completed in a timely manner. Matt was great to work with and the crew was excellent!

Christele Hall

Ross Construction replaced the rotting wood trim around our garage doors. The scheduling process was easy and we felt comfortable having the capable workers perform their job here! The work was completed in a timely manner and the results were just as we expected! The workers were highly respectful of our property! We highly recommend Ross Construction to those needing outside home repairs!

Judy Wyskoarko

Ross Construction did a fantastic job remodeling our deck. Communication was excellent and the quality of work is best in class. I would highly recommend them if you have a project that you need to complete.

Tim Brumbaugh

We have had Ross Construction do several jobs for us all from putting a complete new roof on my mothers garage to redoing our fire place, putting tile in kitchen to handling our water damage ect…. They have always been so easy to work with. They handle everything. They keep in contact with you and do an excellent job! We have absolutely no complaints. Wonderful family to work with!

Diane Kielman

We had a fantastic experience doing an extensive home remodel with Ross. The team was responsive, professional, and delivered high quality work. Projects finished on time and exactly as budgeted. They stand by their work and addressed any and all follow up questions and asks.

Phillip Dane

We recently hired Ross construction to renovate our kitchen, and I couldn’t be more impressed with their work! From start to finish, they were incredibly professional and kept me informed every step of the way. They showed up on time every day and worked diligently to ensure the project stayed on schedule.

What stood out to me most was their honesty—there were no hidden costs or surprises, and they made sure to discuss any changes or adjustments before moving forward. The quality of the work was exceptional, and the finished kitchen exceeded our expectations.

We would definitely hire them again for any future projects and highly recommend them to anyone looking for reliable, trustworthy contractors. A great experience all around!

Michelle Jensen

Ross Construction did a complete overhaul in my kitchen. Our family couldn’t be more pleased with its outcome! They had great communication throughout its process and the house stayed as clean as possible until it was completed. Thank you so much!!

Kari Prohaska

Ross construction is the definition of a professional contractor. The way they approach customer service and quality in their work is second to none. From communication with a bid to attention to detail in the project, their team is the best choice in central Wisconsin. Thank you for your great work on our new home.

Rob Love

Start Your Project With a Team You Can Trust

Clear guidance, honest communication, and craftsmanship you can count on.

Connect with our team to discuss your goals and schedule your first conversation. We will walk you through the next steps, answer your questions, and help you move forward with confidence.