Room Addition / ADU (JADU) Construction in Point Loma

Why Room Additions & ADUs Matter

Room additions and ADUs (including JADUs) are one of the smartest ways to increase space, improve comfort, and boost long-term property value. Whether you need a guest suite, home office, rental ADU, or extra bedroom, these projects allow you to expand without relocating. With strong design and clear planning, the entire process becomes smooth, organized, and stress-free.
Point Loma homes often feature coastal architecture, hillside layouts, and stylish modern designs. Our tailored room additions and ADUs enhance comfort, functionality, and property value while complementing the area’s coastal charm.

Why Point Loma Homeowners Choose Us

We offer strong coastal experience, precise architectural planning, and reliable communication tailored to Point Loma’s unique neighborhoods.

What Makes Us Your Best Choice

Local building & ADU regulation expertise

Skilled architectural & engineering team

Clear communication

Dedicated project coordinator

Cost-friendly planning options

Advanced 3D modeling tools

Our Smooth Room Addition & ADU Planning + Construction Process

Consultation & Planning

We discuss your goals, evaluate your space, and build a detailed plan that fits your layout and budget.

Design & Layout Coordination

Our designers prepare accurate floor plans, 3D visuals, and engineered layouts tailored to Point Loma’s coastal home styles.

Final Plans, Approvals & Build Preparation

We finalize all drawings, confirm compliance with ADU/JADU regulations, and prepare everything for construction.

What We Provide in Our Room Addition & ADU Service

At Golden Shore Design and Build, we don’t just renovate Houses — we transform them into functional, beautiful spaces tailored to your lifestyle. Here’s why so many homeowners trust us with their Home remodels:

3D Renderings & Visual Concepts

Clear, high-quality previews before construction starts.

Architectural Floor Plans

Accurate elevations, room layouts, and measurements.

Structural Engineering Plans

Safe, compliant framing, load calculations, and supports.

Electrical, Plumbing & Mechanical Layouts

Detailed wiring, plumbing, HVAC, and mechanical planning.

Permit-Ready Documents

Complete plans prepared for fast approval.

Our Recent Testimonials

Services Areas

Ready to Start Your Point Loma Room Addition or ADU Project?

We provide complete planning, 3D designs, and engineering services for ADUs, JADUs, and room additions customized for Point Loma. Contact us today to schedule your free consultation and begin expanding your home with confidence.

Related Articles

People Also Ask

The cost for a 12x12 (144 sq ft) room addition varies widely based on location, materials, and complexity, but a typical range is $25,000 to $50,000. A basic, single-story addition with standard finishes might start around $30,000. This estimate generally includes foundation work, framing, roofing, siding, basic electrical, insulation, drywall, and flooring. Costs escalate significantly for high-end finishes, complex rooflines, plumbing for bathrooms or kitchens, or if the project requires extensive site work or engineering. Always obtain multiple detailed quotes from licensed contractors, as local building codes, permit fees, and labor rates are major cost factors. A thorough design and planning phase is crucial for an accurate budget.

The cost comparison between adding an addition and building an Accessory Dwelling Unit (ADU) is nuanced. Generally, a simple bump-out addition to an existing home can be less expensive per square foot as it leverages shared walls and existing utilities. However, constructing a detached ADU, while often having a higher upfront cost, creates a separate, income-generating asset that can significantly increase your property's overall value and provide rental income. Key factors include site conditions, foundation requirements, and the cost to run new utility lines. For a detailed breakdown of costs, benefits, and regulations, we recommend our internal resource, All You Need to Know When Building Accessory Dwelling Units.

The $40,000 grant in California is primarily a reference to the CalHFA ADU Grant Program. This initiative provides forgivable loans of up to $40,000 to qualified homeowners to cover pre-development costs associated with constructing an Accessory Dwelling Unit (ADU) or Junior ADU (JADU) on their property. Eligible costs include impact fees, plan check fees, and other upfront soft costs. The loan is forgiven if the ADU is rented to a low- or moderate-income household for at least five years. This program is a key tool to address the state's housing shortage by making ADU development more financially feasible for homeowners, while also promoting affordable rental opportunities. It's crucial to check current program guidelines with the California Housing Finance Agency or local jurisdictions for the latest eligibility requirements and funding availability.

The cost of a 10x10 room addition typically ranges from $20,000 to $50,000, with a national average around $35,000. This wide variation depends heavily on the project's complexity, materials, and location. A basic, pre-fabricated sunroom on a simple foundation will be at the lower end, while a fully integrated bedroom or kitchen addition with high-end finishes, plumbing, electrical, HVAC, and a complex roof tie-in can reach the higher end or exceed it. Key cost factors include site preparation, foundation type, roofing, interior finishes, and permitting fees. It is crucial to obtain detailed quotes from licensed contractors that account for all labor, materials, and potential unforeseen structural issues.

When considering a room addition or ADU (Accessory Dwelling Unit) construction in Point Loma, it is crucial to select a licensed and insured contractor with extensive local experience. Reviews are an invaluable resource; look for consistent praise regarding project management, adherence to timelines and budgets, quality craftsmanship, and clear communication. Check platforms like Google, Yelp, and the Better Business Bureau. A reputable builder will understand Point Loma's specific zoning codes, permit processes, and design guidelines. They should offer a comprehensive contract detailing scope, payment schedule, and warranty. Always verify references and view past ADU projects to assess work quality directly. Proper due diligence ensures your investment enhances your property's value and functionality.

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