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At Capitol Building Group, we specialize in high-quality custom home construction for families across Texas. Whether you're planning a modern luxury build, a durable metal-frame home, or a ranch-style residence, our team brings decades of combined experience to turn your vision into reality — with precision, transparency, and care.
We provide full design-build services, handling everything in-house, from architectural planning and foundation work to framing, roofing, and finishing. Our homes are built to match your lifestyle and budget — and to withstand the Texas climate for generations.
We offer a wide range of construction services, including commercial and residential construction, remodeling, and renovations. Our team of experts can help you with your project from start to finish. Contact us today to discuss your project and get a free quote.




Custom home construction costs in Texas typically range from $150 to $300+ per square foot, depending on location, size, design complexity, and selected finishes. We provide transparent, itemized estimates to help you plan your budget with confidence.
The full timeline can range from 6 to 12 months, depending on design, permitting, weather, and material availability. Once your plans are finalized, we’ll create a detailed construction schedule to help you track progress from start to finish.
Yes! We offer full design-build services, including floor plan creation, architectural renderings, and customization options. You can bring your own design, or we can create something completely new based on your needs and style.
Absolutely. We work with you to finalize your plans, and once construction begins, we allow room for certain changes along the way — as long as they don’t affect safety or permitting requirements. Change orders are communicated and documented clearly.
Yes! We specialize in barndominiums and steel-framed homes, which are growing in popularity across Texas for their durability, design flexibility, and energy efficiency. We offer both full builds and shell-only options.
We take care of the entire permitting and inspection process for your project, ensuring all plans meet local city and county codes in San Antonio, Austin, Dallas, Houston, and surrounding areas.
We provide comprehensive workmanship warranties on all builds and pass through manufacturer warranties for materials like roofing, windows, and appliances. Warranty options vary depending on your selected build package.
Mon | 09:00 am – 05:00 pm | |
Tue | 09:00 am – 05:00 pm | |
Wed | 09:00 am – 05:00 pm | |
Thu | 09:00 am – 05:00 pm | |
Fri | 09:00 am – 05:00 pm | |
Sat | Closed | |
Sun | Closed |
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