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HR Remodeling + Construction
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Home Additions
Expand Your Living Space Seamlessly

Home Additions in Houston, TX

Add valuable square footage to your home with structural additions designed to blend perfectly with your existing architecture.

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More Space, Zero Compromise
Service Overview

More Space, Zero Compromise

When you love your neighborhood but have outgrown your home, an addition is the perfect solution. Whether you need a luxurious new master suite, a larger family room, or a second-story expansion, we handle the complex structural engineering and architectural design required to make the new space look and feel like it was always part of the original home.

  • Turnkey Project Management
  • Premium Material Sourcing
  • Fully Permitted & Insured

Ready to Start Planning Your Home Additions?

Let's talk about your goals, style preferences, functionality needs, and the best path forward for your home.

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What's Included In Your Addition

Architectural Integration
01

Architectural Integration

A successful home addition should look like it was always part of the original structure. We meticulously match exterior elevations, rooflines, and siding to ensure a seamless visual transition from the old structure to the new.

  • Matched exterior brick and siding
  • Seamless roofline integration
  • Foundation leveling and matching
02

Structural Engineering

Expanding your footprint requires rigorous engineering and compliance. We handle all structural blueprints, load-bearing calculations, and city permitting to ensure your new space is incredibly safe and completely legal.

  • Comprehensive architectural blueprints
  • Complete city permit management
  • Code-compliant framing and foundations
Structural Engineering
03

Interior Flow & Demolition

Connecting the old with the new is critical for a highly functional home. We expertly knock down walls and reroute utilities to create wide, open transitions that make the new square footage feel natural.

  • Safe load-bearing wall removal
  • HVAC and utility extension
  • Unified flooring transitions
04

Complete Turnkey Finishing

From the pouring of the foundation to the final coat of paint, we deliver a turnkey addition. You walk into a fully finished, beautifully detailed room that is ready to be lived in immediately.

  • Premium drywall and texturing
  • Custom window installations
  • Finished trim, baseboards, and painting
Investment

What Home Additions Costs in Houston

Home additions in Houston generally cost $250 to $450 per square foot for finished living space, so a 400-square-foot room addition lands between $100,000 and $180,000. Second-story additions and additions that include a kitchen or bathroom sit at the top of the range.

What moves the number

  • Foundation: Houston's clay soils often require engineered piers or a reinforced slab for any addition.
  • Bathrooms and kitchens inside the addition add plumbing, gas, and electrical runs.
  • Second stories require a structural evaluation of the existing foundation and framing before design.
  • Matching brick, siding, and roofline so the addition reads as original construction.
  • City of Houston, county, and HOA permitting and setback review.
Get an Itemized Quote
TierTypical rangeWhat it covers
Single-room addition$100,000 – $180,000300–500 sq ft bedroom, office, or family room on a new slab, with roof tie-in, matched exterior, HVAC extension, and finished interior.
Primary suite or kitchen expansion$180,000 – $300,000500–800 sq ft with a full bath or kitchen, relocated utilities, structural steel where openings are widened, and custom finishes to match the existing home.
Second-story addition$300,000 and upFoundation evaluation and reinforcement, new framing over the existing structure, stairs, full mechanical systems, and exterior matched across both floors.

Ranges reflect recent HR projects and 2026 Houston-area pricing for permitted, design-build work. Every quote is itemized line by line before work begins.

Architecture background
Why Choose Us

Engineering Meets Design

A successful addition requires deep structural knowledge and strict adherence to local building codes, ensuring the new structure is as solid as it is stunning.

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Permit Management

We handle all city permits, engineering approvals, and inspections so you don't have to.

Structural Integrity

We never cut corners on framing or foundation work, ensuring lasting safety and stability.

Design Consistency

We meticulously source matching materials so the addition never looks like an afterthought.

Site Safety

Strict safety protocols to protect your property and family while the structure is exposed.

FAQ

Questions Homeowners Commonly Ask

Find answers to common questions about timelines, design, and our remodeling process. If you don't see your question here, feel free to reach out directly.

How much does a home addition cost in Houston?
Most Houston home additions cost $250 to $450 per square foot of finished space. A 400-square-foot room addition typically runs $100,000 to $180,000; a primary suite with a bath runs $180,000 to $300,000; and a second-story addition starts around $300,000. Foundation work, bathrooms, and matching the existing exterior are the biggest variables.
What is the average cost of a 12x24 addition?
A 12x24 addition is 288 square feet. In Houston that is roughly $75,000 to $130,000 as a bedroom or living space, and more if it includes a bathroom. The slab, roof tie-in, and HVAC extension are fixed costs that do not shrink much with a smaller footprint, which is why small additions cost more per square foot.
Is it cheaper to build an addition or move?
In Houston's established neighborhoods, an addition is often the better financial move: you keep your lot, your tax basis, and your location, and you avoid closing costs and a higher mortgage rate on a larger house. The calculation changes if your foundation needs major repair or if zoning or deed restrictions limit what you can build. We walk through both scenarios in the initial consultation.
Do I need a permit for a home addition in Houston?
Yes. Any addition requires a building permit, plus electrical, plumbing, and mechanical permits, and a survey showing setbacks. Harris County, Fort Bend County, and each city permit separately, and deed-restricted and HOA neighborhoods add architectural review. We prepare and submit everything and attend inspections.
Do you handle the architectural plans and permits for an addition?
Yes, we provide full design-build services. We work with architects and engineers to draft the plans, and our team handles all necessary city permitting and inspections in Houston and surrounding areas.
Will my home addition look like it belongs with the rest of the house?
That is our top priority. We go to great lengths to source matching brick, siding, roofing materials, and interior trim so the addition feels like a completely natural extension of your home.
Can I live in my home during a room addition?
In most cases, yes. We establish clear physical barriers and dust mitigation zones to separate the construction site from your living areas, keeping disruption to an absolute minimum.
What types of additions do you build?
We build all types of structural additions, including master suite extensions, larger family rooms, second-story pop-ups, expanded kitchens, and attached guest quarters or sunrooms.
How long does a home addition take?
Due to permitting, foundation work, and structural framing, a standard room addition typically takes 3 to 6 months. We provide a highly detailed timeline during the planning phase.
Where We Work

Home Additions Across Greater Houston

We build in Houston's inner-loop neighborhoods and the surrounding suburbs. Each area page covers the homes, permitting, and design considerations specific to that community.

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