Your Local Home Addition Experts in Moraga, CA

Moraga is known for its peaceful neighborhoods, rolling hills, and strong sense of community. As your needs change—whether due to a growing family, a shift in lifestyle, or a desire to enhance your home’s value—a custom home addition can offer the space and comfort you need without having to move.

At Royalty Builders, we’ve worked with countless Moraga homeowners to design and build thoughtful, functional, and beautifully integrated additions. From understanding the town’s unique zoning rules to ensuring seamless architecture and long-term durability, we bring local expertise and dedication to every step of your project.

Kitchen Addition in Moraga

Does your kitchen feel cramped or outdated? A kitchen addition is one of the most impactful ways to improve how your home feels and functions. At Royalty Builders, we create open, modern kitchens designed around how you cook, entertain, and gather.

Whether it’s adding space for a large island, more cabinetry, a breakfast nook, or an open flow into the dining area, we make sure the new layout enhances both beauty and usability. Every kitchen addition we build in Moraga is carefully crafted to match your home’s character while giving you the upgrades you’ve been craving.

Bathroom Addition in Moraga

Adding a new bathroom can make a huge difference in your day-to-day comfort—especially for families, guests, or multi-generational living. Royalty Builders specializes in bathroom additions that blend luxury and practicality, tailored to your space and style.

From spacious primary en suites to compact powder rooms, we handle every element: plumbing, layout, ventilation, and finishes. Our team ensures your new bathroom not only looks great but adds true value to your Moraga home.

Sunroom Addition in Moraga

Moraga’s beautiful climate is perfect for enjoying indoor-outdoor living. A sunroom addition allows you to capture natural light and views while enjoying the comfort of a year-round space.

Whether you’re creating a quiet reading retreat, an indoor garden space, or a casual entertaining area, Royalty Builders designs sunrooms that feel open, peaceful, and perfectly connected to your home. We use high-quality, energy-efficient materials to ensure lasting comfort and low maintenance.

Second-Story Addition in Moraga

If you’re running out of space and don’t want to expand outward, a second-story addition can double your square footage while preserving your backyard or lot space. It’s an excellent solution for families who need more bedrooms, a home office, or a private upstairs retreat.

Royalty Builders brings experience and precision to every second-story project. We handle engineering, structural reinforcement, planning, and finishing with a focus on safety and seamless design. Your second story will feel like it’s always been part of your home—only better.

Home Addition Costs in Moraga

When planning a home addition, understanding the cost is key. At Royalty Builders, we provide clear, personalized estimates based on the scope of your project, your design goals, and your property’s existing conditions.

🏠 Typical Interior Addition Costs:

• Kitchen Addition: $100,000–$180,000

• Bathroom Addition: $50,000–$100,000

• Second Story: $200,000–$400,000

• Sunroom: $60,000–$120,000

🔧 Exterior Construction Includes:

• Foundation and structural work

• Framing, roofing, and siding

• Electrical, plumbing, insulation, and HVAC

📌 Costs can vary based on structural modifications, finish materials, Moraga’s zoning requirements, and your home’s current layout. At Royalty Builders, we guide you through every detail with complete transparency—no hidden fees, no surprises.

Why Choose Royalty Builders for Your Moraga Home Addition?

When it comes to expanding your home, you need a partner you can trust. Royalty Builders has earned a reputation for delivering high-quality work, honest communication, and outstanding customer service throughout the Bay Area—including right here in Moraga.

✔️ Deep knowledge of local building codes and permitting
✔️ In-house design-build team for efficiency and quality control
✔️ Custom design tailored to your needs and home’s architecture
✔️ Clean, respectful work practices throughout construction
✔️ Proven experience with family homes, hillside lots, and ADUs

We don’t just build additions—we build long-term value and peace of mind.

Frequently Asked Questions – Home Addition in Moraga

Do I need a permit for a home addition in Moraga?
Yes, and we’ll take care of the entire permitting process, including architectural plans and city approval.

How long will my addition take?
Most projects are completed in 3–6 months. We’ll provide a detailed timeline specific to your project after your consultation.

Will my new addition blend in with my current home?
Absolutely. Seamless integration is a top priority. We carefully match finishes, materials, and architecture.

Can I customize every part of the design?
Yes! You’ll work with our in-house designers to ensure every detail reflects your style and needs.

Is it possible to live in the home during construction?
In many cases, yes. We’ll work with you to minimize disruption and ensure your comfort.

Contact Royalty Builders – Let’s Expand Your Moraga Home

If you’re ready to create the space you need without leaving the community you love, Royalty Builders is here to help. From initial vision to final build, we’re your trusted partner for home additions in Moraga.

📞 Call us today or 
📩 Schedule a Free Consultation.

📍 Proudly serving Moraga and surrounding Lamorinda neighborhoods

Let’s create something beautiful—built just for you.