Kansas City's Premier Room Addition Experts

Kansas City Room Addition - Beautiful Sunroom Installation
Kansas City Home Addition - Second Story Expansion
Kansas City Room Addition - Complete In-Law Suite
Kansas City Room Addition - Family Room Expansion
Kansas City Room Addition - Home Office Addition
Kansas City Room Addition - Master Suite Addition
Kansas City Room Addition - Attic Conversion
Happy customer 1Happy customer 2Happy customer 3Happy customer 4Happy customer 5Happy customer 6Happy customer 7
★★★★★
500+ Happy Homeowners

Trusted & Certified

Licensed, insured, and backed by industry-leading certifications

BBB Accredited Business
Parkville Chamber of Commerce Member
Liberty Chamber of Commerce Member
Kearney Chamber of Commerce Member
Atchison Chamber of Commerce Member
Yellow Pages Business Listing
Yelp Business Profile
National Association of the Remodeling Industry Member
Riverside Chamber of Commerce Member
BBB Accredited Business
Parkville Chamber of Commerce Member
Liberty Chamber of Commerce Member
Kearney Chamber of Commerce Member
Atchison Chamber of Commerce Member
Yellow Pages Business Listing
Yelp Business Profile
National Association of the Remodeling Industry Member
Riverside Chamber of Commerce Member

Complete Room Addition Services in Kansas City

From sunrooms to second stories, our expert team designs and builds room additions that seamlessly blend with your existing home. Each project is customized to your needs, budget, and architectural style.

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Sunroom Installation

Create a bright, comfortable space that bridges indoor and outdoor living. Perfect for Kansas City's four seasons with energy-efficient glass and climate control.

  • Three & Four Season Options
  • Energy-Efficient Windows
  • Climate Control
  • Custom Flooring
Learn More
🏗️

Second Story Addition

Maximize your property's footprint by building up. Add bedrooms, bathrooms, or a complete master suite above your existing home.

  • Master Suite Additions
  • Multiple Bedrooms
  • Structural Engineering
  • Staircase Design
Learn More
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Attic Conversion

Transform unused attic space into valuable living areas. Bedrooms, offices, storage rooms with proper insulation and ventilation.

  • Bedroom Conversions
  • Home Office Space
  • Storage Solutions
  • Dormer Windows
Learn More
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In-Law Suite Addition

Create independent living space for family members with a complete suite including bedroom, bathroom, and kitchenette.

  • Private Entrance
  • Full Bathroom
  • Kitchenette Options
  • Accessibility Features
Learn More
🛋️

Family Room Addition

Expand your living space with a custom family room designed for relaxation and entertainment. Coming soon!

  • Open Floor Plans
  • Vaulted Ceilings
  • Built-In Storage
  • Fireplace Integration
Coming Soon
💼

Home Office Addition

Create a dedicated workspace separate from your main living areas. Perfect for remote work with custom built-ins and technology integration.

  • Built-In Desks
  • Storage Solutions
  • Soundproofing
  • Separate Entrance Options
Learn More
🛏️

Master Suite Addition

Design your dream master bedroom with walk-in closets, luxury bathroom, and sitting area for the ultimate private retreat. Coming soon!

  • Luxury Bathrooms
  • Walk-In Closets
  • Sitting Areas
  • Private Deck Access
Coming Soon

Planning Your Room Addition in Kansas City

Room additions provide the perfect solution for Kansas City families who need more space but love their neighborhood and home. Whether you need room for a growing family, want to accommodate aging parents, or simply desire additional living area, professional room additions can transform your lifestyle while significantly increasing your property value.

"Room additions are about giving families the space they need to grow and thrive without leaving the neighborhood they love. When we add space to Kansas City homes, we're not just building rooms - we're creating possibilities for families to stay together, work from home, or simply have the space they've always dreamed of."
— Bob Coulston, Owner, Coulston Construction

As the best room addition contractor in Kansas City with hundreds of 5-star reviews, our 4th generation family business with over 30 employees has been expanding Kansas City homes for decades. We specialize in seamless additions that look like they were always part of your home, ensuring every project enhances both functionality and property value.

A well-planned room addition can transform your home and lifestyle. Proper planning is essential for success, considering how the new space will be used, who will use it, and how it should connect to your existing home.

Start by defining your needs and goals. Consider how the new space will be used, who will use it, and how it should connect to your existing home. Think about natural light, traffic flow, and how the addition will look from both inside and outside your home.

Kansas City's climate requires careful consideration of insulation, heating, and cooling. We'll help you design an energy-efficient addition that's comfortable year-round while keeping utility costs manageable.

Design & Architectural Considerations

Your room addition should complement your home's existing architecture. We carefully match rooflines, siding materials, window styles, and architectural details to create a seamless integration that looks like it was always part of your home.

Foundation requirements vary by addition type. Sunrooms may use a simple slab foundation, while second story additions require structural evaluation and potential reinforcement of existing foundations. Our engineers ensure your home can safely support any addition.

Interior design is equally important. We'll help you choose flooring, lighting, and finishes that flow naturally with your existing spaces while meeting the specific needs of your new room.

Room Addition Construction Process in Kansas City

Professional room addition showcasing seamless integration with existing home

Budget Planning & Return on Investment

Room additions are significant investments that can substantially increase your home's value. In Kansas City, well-executed additions typically recoup 50-80% of their cost in increased home value, with some additions like sunrooms and master suites performing even better.

Costs vary widely based on size, complexity, and finishes. A basic sunroom might start around $15,000, while a second story addition could range from $50,000 to $150,000 or more. We provide detailed estimates breaking down all costs so you can make informed decisions.

Consider long-term savings too. Energy-efficient windows, proper insulation, and smart HVAC design can significantly reduce utility costs. Quality construction also means lower maintenance costs over time.

Frequently Asked Questions

Ready to Expand Your Living Space?

Let's discuss your room addition project and create a plan that fits your needs and budget.

Why Kansas City Homeowners Trust Coulston Construction

Local Expertise

15+ years building room additions in Kansas City with deep knowledge of local codes and styles

Timely Completion

Detailed project scheduling ensures your addition is completed on time and within budget

Quality Construction

Premium materials and expert craftsmanship ensure your addition lasts for decades

Transparent Pricing

Detailed estimates with no hidden costs help you plan your investment wisely

What Kansas City Homeowners Say About Our Room Additions

Read real reviews from satisfied customers who expanded their homes with Coulston Construction. Every addition is designed and built to exceed expectations.

AA

Amanda Alcantar

Kansas City Area

Recent
Full Remodel + Addition

"Full remodel plus an addition, Mr. Coulston is on time and on budget. Kept us informed with any changes along the way."

24

2400baynard

Overland Park, KS

Recent
Master Suite Addition

"My dream of creating a 'Golden Girls' house in my retirement was made real once I met Bob Coulston and his team. He was on time, on budget and the work was delivered with unbelievable creativity and care. We were truly sorry when the work was over after 6 months."

MT

Michael Thompson

Liberty, MO

Recent
Second Story Addition

"Added a complete second floor with 3 bedrooms and 2 baths. The structural work was expertly done, and they matched our existing home perfectly. You can't tell it wasn't original to the house!"

JR

Jennifer Roberts

Parkville, MO

Recent
Sunroom Installation

"Our new sunroom is absolutely beautiful! It's become our favorite room in the house. Bob and his team handled everything from permits to the final details. The quality is outstanding."

RC

Richard Chen

Lenexa, KS

Recent
In-Law Suite Addition

"Built a complete in-law suite for my aging parents. The team was incredibly thoughtful about accessibility features and creating a space that feels both connected and private. Exceptional work!"

SM

Sarah Mitchell

Prairie Village, KS

Recent
Family Room Addition

"Our new family room addition has transformed how we live. The vaulted ceilings and large windows make it feel so spacious. Coulston Construction delivered exactly what we envisioned."

Join Our Happy Room Addition Customers

We respond to estimate requests within 24 hours, you'll definitely get a call or email back by then... our estimate is also completely free!

Call (816) 365-9308

Areas We Serve

Proudly serving the Kansas City metropolitan area with professional construction and remodeling services. No project too big or small!

Don't See Your City?

We serve the entire Kansas City metropolitan area and surrounding communities. If you don't see your city listed, give us a call - we likely serve your area!

Call (816) 365-9308

🏛️Missouri

Kansas City
Independence
Lee's Summit
Blue Springs
Raytown
Grandview
Belton
Raymore
Peculiar
Harrisonville
Pleasant Hill
Grain Valley
Oak Grove
Lone Jack

🌾Kansas

Overland Park
Olathe
Shawnee
Lenexa
Leawood
Prairie Village
Mission
Merriam
Roeland Park
Fairway
Mission Hills
Gardner
Spring Hill
De Soto
50+
Miles Service Radius
24hr
Response Time
100%
Local Ownership

Ready to Transform Your Home?

We respond to estimate requests within 24 hours, and our estimates are also completely free!

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5/5 • 5 reviews
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