Let Our Family Design Your Family´s Home

Designing Your Dream Home in rio Grande Valley Starts Here

From concept to complete blueprints — we help you design a custom home that fits your style, your land, and your budget.

Let Our Family Design Your Family´s Home

Designing Your Dream Home in rio Grande Valley Starts Here

From concept to complete blueprints — we help you design a custom home that fits your style, your land, and your budget.

South Texas Builders

Since 1992

Building trusted, quality homes in the RGV for over 30 years.

South Texas Builders

Family-Owned & Operated

A family-led builder crafting custom homes with a personal touch.

South Texas Builders

Serving Hidalgo, Starr & Cameron Counties

Your local custom home builder for the entire Rio Grande Valley.

South Texas Builders

A+ Rated Service

Delivering A+ rated craftsmanship and exceptional client care.

About the best custom home builders company in rgv, by a lot

A Collaborative Home Design Process Built Around You

Building a custom home in the Rio Grande Valley is a journey, and the home design phase is where the magic begins.

Unlike other builders who may offer a limited set of plans, we start with a blank page and a conversation.

Led by second-generation builder Javier Gonzalez, our approach is centered on listening. We take the time to understand your needs, your daily routines, your passions, and your budget to ensure the final blueprint is a true reflection of you.

Custom Home Design In Rio Grande Valley
Custom Home Design In Rio Grande Valley
Javier González - Director Of Construction Of South Texas Builders

Javier González

Director Of Construction

Cristo Calderon - Director Of Sales Of South Texas Builders

Cristo Calderon

Director Of Sales

Graciela Leal - Sales Manager Of South Texas Builders

Graciela Leal

Sales Manager

Interested in building on your own land?

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Javier González

Director Of Construction

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Cristo Calderon

Director Of Sales

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Graciela Leal

Sales Manager

OUR SERVICES

Our Four-Step Custom Home Design Process

Personalized Design Consultation

We begin with a collaborative consultation where we review your ideas, inspiration photos, must-have features, and preferred layout or square footage.

Custom Home Design In Rio Grande Valley

Professional Architectural Plans

Once the concept is defined, our design team develops full construction-ready blueprints, including detailed floor plans, exterior elevations, structural planning, and foundation and framing specifications.

Custom Home Design In Rio Grande Valley

3D Renderings & Visualizations

To help you confidently visualize your future home, we provide realistic 3D renderings that showcase both exterior architecture and interior living spaces.

Custom Home Design In Rio Grande Valley

Site & Lot Evaluation

Because every piece of land is different, we conduct a thorough evaluation of your lot, assessing sunlight orientation, drainage and grading, setbacks, easements, access points, and existing utilities.

Learn About Our Build-On-Your-Lot Program

Custom Home Design In Rio Grande Valley

Interior Design & Home Selections

Once the layout is finalized, we guide you through the process of selecting finishes, including colors, flooring, tile, cabinets, countertops, fixtures, and hardware.

Custom Home Design In Rio Grande Valley

Engineering & Permits

To streamline your project, we handle all engineering and permitting requirements, including structural engineering, documentation, submittals, and compliance with city and county regulations.

Custom Home Design In Rio Grande Valley

Meet Our Gallery

Explore Our Recently Completed Custom Homes

Where we design custom homes

Proudly Serving Communities Across the Rio Grande Valley And Alice, TX

We were born in South Texas and are proud to build here. Our primary service area covers the entire Rio Grande Valley and beyond.

Hidalgo County: including McAllen, Mission, Edinburg, and Pharr.

Starr County: Serving Rio Grande City and the surrounding area.

Cameron County: Building in Brownsville, Harlingen, and surrounding communities.

Alice, TX: Where our story began and where we continue to build.

hOW we bUILD a New Home

Steps To Build Your Custom Home

Steps To Build Your Custom Home

Step #1

Get Pre - Qualified

The first step in your journey is understanding your budget. Getting pre-qualified with a lender provides a clear financial foundation, giving you the confidence to move forward. We can connect you with trusted local lenders in South Texas who specialize in new construction financing.

Steps To Build Your Custom Home

Step #2

Homesite Selection

Whether you already own land or are searching for the perfect spot, we're here to help. Our team can evaluate a potential homesite for building suitability or guide you through our 'Build On Your Lot' program, ensuring your new home is perfectly placed in the Rio Grande Valley community of your choice.

Steps To Build Your Custom Home

Step #3

Design Your Home

This is where your vision truly takes shape. You’ll collaborate with our design team to create a one-of-a-kind floor plan that perfectly reflects your family’s lifestyle and needs. We'll refine every detail of your custom home design, from room flow to window placement, until it’s exactly right.

Steps To Build Your Custom Home

Step #4

Finalize Home Details

With the blueprint set, you'll work with our selections coordinator to choose the details that make a house a home. From cabinetry and countertops to flooring and fixtures, you'll select the high-quality materials and finishes that define your personal style.

Step #5

Loan Closing

Once all designs and selections are finalized and priced, you will proceed with your loan closing. This secures the financing for your project and officially gives us the green light to bring your new home to life.

Steps To Build Your Custom Home

Step #6

Construction Begins

The moment we break ground! Your home is now in the hands of our skilled craftsmen. Throughout the construction phase, you can expect regular updates and direct communication from our team, led by Javier Gonzalez, ensuring the highest standards of quality every step of the way.

South Texas Builders Works With FHA, Conventional, VA, and Construction Loans to Realize Your Home Dreams!

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Frequently Asked Questions

Frequently Asked Questions About Custom Home Design

How long does the design process take?

Most homes take 4–10 weeks depending on size and complexity.

Do you offer revisions?

Yes — revisions are included as part of the collaborative design process.

Can you design a home for land I already own?

Yes. We specialize in land-based custom design and plan optimization.

Do you handle engineering and permits?

Absolutely — both are included in our service.

Can you design a home to match my budget?

Yes. We help you design a home that fits your style and financial goals.

Get Free Blueprints With The Purchase Of A New Home

Complete the form and we will contact you to start designing and building the home of your dreams.

Phone Number

956-594-6936

Email Address

Office Location

4900 W Expy 83 Suite 222, McAllen, TX 78501, United States

Phone Number

956-594-6936

Email Address

Office Location

4900 W Expy 83 Suite 222, McAllen, TX 78501, United States

© 2025 South Texas Builders - All Rights Reserved.