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Professional Room Addition Service | Home Expansion Experts

Expand your home without moving with Texas Pro Remodeling’s room addition services. We design and build seamless additions that match your existing home while adding functional, comfortable living space.

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Rear exterior of a single-story home with a new patio expansion, fresh landscaping, and outdoor seating area

Expand Your Home Without Moving

If your family needs more space, you don’t have to move. Texas Pro Remodeling can add rooms or expand your home to give you more living area. We handle everything, from design and permits to construction and finishing, so the new space fits naturally with your home.

Whether you want an extra bedroom, a bigger kitchen, or a home office, we create spaces that are comfortable, functional, and built to last. Expanding your home lets you stay in the neighborhood you love while getting the room your family needs.

Collage showing types of room additions including home office, master suite, bump-out, in-law suite, family room, and back house addition

Types of Room Additions We Build

We handle a wide range of residential room additions based on your needs, lifestyle, and available space. Our room addition designs and plans look modern and natural, not an extra.

  • Bedroom & Master Suite Additions – Add privacy, storage, and comfort while blending seamlessly with your home’s existing layout.
  • Home Office & Study Additions – Create a quiet, functional workspace with proper lighting, electrical planning, and insulation for daily use.
  • Family Room & Living Space Additions – Expand living areas for gatherings and relaxation, with a focus on flow, ceiling height, and natural light.
  • In-Law Suites & Guest Rooms – Provide private, comfortable spaces for guests or extended family while maintaining cohesive home design.
  • Bump-Out Room Additions – Extend existing rooms by a few feet, ideal for kitchens, bathrooms, or living areas that need extra space.
  • Back House Room Additions – Expand the rear of the home for master suites, family rooms, or flexible multi-purpose spaces.
Finished home addition interior with new doorway, fresh paint, recessed lighting, and herringbone wood flooring

Room Additions Designed Around Your Lifestyle

Texas Pro Remodeling creates room additions that expand your living space while blending seamlessly with your home’s design. We focus on functionality, style, and comfort so your new space feels natural and purposeful.

Our room addition services include:

  • Bedrooms and Master Suites: Add space for growing families or upgraded comfort
  • Home Offices: Functional, professional spaces designed for productivity
  • Family & Entertainment Rooms: Create areas for gathering, relaxing, and hosting
  • Sunrooms and Conservatories: Bright, inviting spaces that connect with the outdoors
  • Custom Layouts: We design additions that improve flow and maximize your home’s potential

We guide you through design, permitting, and construction, ensuring your room addition complements your lifestyle and increases your home’s value.

Room addition cost infographic on suburban home showing price ranges for bedroom, kitchen, bathroom, and basic additions

How Much Do Room Additions Cost?

Room additions typically cost between $20,000 and $100,000 or more, depending on size and complexity. Basic additions average $80–$200 per square foot.

But rooms that require plumbing or electrical work, such as kitchens or bathrooms, can cost $250–$500 per square foot. A simple bedroom addition may cost $17,000–$45,000, while bathrooms and kitchens usually cost $25,000-$100,000+.

Homeowners reviewing room addition budget and plans with laptop, calculator, and measuring tape on table

Smart Budgeting and Financing for Your Room Addition

Smart budgeting for a room addition starts with setting a realistic target, typically around 30% of your home’s value. Get multiple contractor quotes to compare costs, and include a 10–15% contingency for unexpected expenses. Track every cost carefully to stay on budget.

For financing, consider options that make the most of your home’s value, such as low-interest Home Equity Loans, HELOCs, cash-out refinances, or personal loans. Using home equity often provides lower rates compared to other options.

If you want a cost-effective way to add space, consider finishing an existing area, such as a basement, attic, or garage. These projects typically cost less than building an entirely new addition while still giving you functional living space.

Our Room Addition Process

We make your home remodeling smooth, enjoyable, and tailored to your lifestyle.

1. Design Consultation

We visit your home for a design consultation and free in home estimate to understand your space and goals.

2. Smart Design and Planning

Our team develops 3d design renderings and engineering plans. You’ll see your room addition before and after the potential before construction begins.

3. Expert Construction

From slab foundation work to roofing costs and HVAC extension, we manage every aspect of the home addition project.

4. Ongoing Communication

Your project manager provides a clear room addition timeline and manages the scope of work to keep you informed.

5. Final Walkthrough

We perform a final walkthrough to ensure your house addition is beautiful, functional, and ready for daily life.

Building, mechanical, and plumbing permit documents for room addition project with plans and measuring tape

What Permits Are Required For A Room Addition?

For a room addition in Texas, you typically need a building permit, along with electrical, plumbing, and mechanical permits if the project includes new wiring, plumbing lines, or HVAC work. 

But permit requirements can vary by city and county, such as Dallas, Houston, or Austin. But most jurisdictions require submitted plans showing the site layout, floor plan, roof design, structural details, setbacks, and materials.

All plans must meet Texas building codes and local zoning regulations before construction can begin.

Is a Room Addition Right for Your Home?

Yes, adding a room can be the perfect solution if your current space no longer meets your needs. A room addition gives you more living area without the hassle of moving. We help homeowners decide if an addition makes sense.

Contractors reviewing blueprints inside finished room addition, planning timeline for home expansion project

How Long Does A Room Addition Take From Start To Finish?

A room addition usually takes 3 to 5 months to complete, depending on the project’s size and complexity. Smaller additions like bump-outs may finish sooner, while larger or more complex builds can take 6 to 10 months or longer.

Much of the timeline goes into design, planning, and permits, which often take 1–3 months before construction starts. The actual build phase typically lasts 2–4 months.

Homeowners discussing potential room addition outside suburban house, evaluating space and layout options
Room addition construction process showing exterior framing and interior HVAC ductwork installation with contractors on site

What To Expect During Room Addition Construction?

Texas Pro Remodeling guides you through every step of your room addition to ensure a smooth, stress-free experience. From planning to finishing touches, we handle the details so your project stays on track.

During construction, you can expect:

  • Initial Site Preparation: Clearing the area and preparing the foundation for your addition
  • Structural Work: Framing walls, installing beams, and reinforcing support as needed
  • Systems Installation: Plumbing, electrical, and HVAC upgrades to integrate the new space
  • Interior Finishes: Drywall, flooring, paint, cabinetry, and trim installed with precision
  • Exterior Work: Roofing, siding, windows, and exterior finishes to match your home
  • Final Walkthrough: Inspecting the completed space together to ensure every detail meets your expectations

We manage the schedule, subcontractors, and quality checks so you can focus on enjoying your expanded home without the stress of daily oversight.

Why choose us room addition service graphic with home addition construction photo and remodeling branding

Why Homeowners Choose Texas Pro Remodeling for Room Additions

Homeowners choose Texas Pro Remodeling for room additions because we deliver seamless, high-quality results from start to finish. Our team handles everything, from design and permits to construction and finishing touches, so you never have to coordinate multiple contractors. We focus on creating additions that blend naturally with your home’s style while improving functionality and comfort.

With transparent pricing, careful project management, and skilled craftsmanship, we ensure each addition adds long-term value and enhances your lifestyle. Our clients trust us to treat their homes with care, communicate clearly throughout the process, and deliver results that exceed expectations.

Recent Room Addition Projects and Before/After Results

Our Happy Room Addition Clients

Luke Colman
Outstanding service! They were professional, arrived right on time, and fixed every issue with absolute precision and care. I couldn’t be happier with the outcome.
Lily Law
I highly recommend their excellent services! They made all my home repairs quick and completely stress-free, and the quality of their work was truly fantastic overall.
Louis Fox
The team was extremely skilled and very efficient, handling each task with great attention and care, leaving my home looking better than ever before.
David Nash
Super reliable and friendly team! They arrived exactly when scheduled and completed every single job to perfection, exceeding my expectations effortlessly.

Room Addition FAQs

In most Texas cities, any permanent room addition requires a permit. Tiny structures or temporary additions may be exempt, but local rules vary, so it’s best to check before building.

Yes. Many room additions in Texas are built on slab foundations. The design must account for soil conditions, drainage, and proper reinforcement.

Most room additions take several months, including planning, permits, and construction. Smaller additions move faster, while larger or more complex projects take longer.

Costs usually include design, permits, foundation work, framing, roofing, electrical, plumbing, insulation, drywall, and basic finishes. Upgrades add to the total.

Start with clear goals, prioritize essential features, and avoid unnecessary layout changes. Phased construction and material selection can help control costs.

Planning involves defining the room’s purpose, reviewing zoning rules, creating a layout, securing permits, and working with a qualified contractor.

Use similar rooflines, materials, window styles, and interior finishes so the addition blends naturally with the existing structure.

Look for a contractor with room-addition experience, clear communication, proper licensing, and a structured building process.

Room addition FAQ graphic showing exterior framing and interior HVAC rough-in during home expansion construction

Start Your Room Addition Today

Give your home the space it needs to grow with your lifestyle. Whether you’re planning a small room expansion, a spacious bonus game room, or a bright porch sunroom addition, our team manages every detail with precision and care. From smart design to expert construction, Texas Pro Remodeling turns your ideas into functional, beautifully built living spaces.

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