
ADU / Garage ConversionLong Beach, CA 90803
Modern Build offers adu / garage conversion services in Long Beach, CA 90803
Get a Free EstimateADU & GARAGE CONVERSION SERVICES
Garage Conversion Contractor in Long Beach, CA 90803
Modern Build transforms unused garages into permitted, fully functional ADUs in Long Beach, CA 90803. Whether you’re adding a rental unit, home office, or guest house, we handle the entire process from planning to construction.
Our ADU conversions in Long Beach are tailored to your goals and comply with all zoning, building, and safety regulations — ensuring long-term value and peace of mind.
Free Consultation
(323) 300-4130

Why Homeowners Choose Us
Trusted Experts in ADU / Garage Conversion
We integrate smart thermostats, lighting controls, security, and leak detection near me during the remodel, planning wiring and device locations so technology feels seamless, improves convenience, and can be maintained or upgraded easily as needs evolve.
We minimize disruption near me by isolating work areas, installing dust barriers, protecting floors and stairs, and cleaning up daily, so your household can continue essential routines, pets remain safe, and the rest of your home stays comfortable during construction.
What’s Included in Your Long Beach ADU Conversion?
From garage to high-functioning living space in Long Beach, CA 90803.
Garage-to-Living Space Conversion
Custom Floorplans & Design
Plumbing & Electrical Installation
Framing, Drywall & Insulation
City Permits & Compliance
Energy-Efficient Windows & HVAC
Work Performed by Licensed, Insured Contractors
Financing Options Available
ADU BUILDERS IN Long Beach, CA
Why Convert Your Garage in Long Beach, CA 90803?
Garage and ADU conversions are the smartest way to expand livable space and boost property value in Long Beach, CA. Whether it’s for rental income, multigenerational living, or personal use, our team delivers turn-key ADU solutions that meet city code.
From initial zoning checks to final inspections, we make sure your Long Beach ADU project is legal, functional, and built to last.
Our Process
Step by step from concept to completion
Free Property Assessment
We inspect your garage in Long Beach, CA 90803, review local ADU zoning rules, and confirm feasibility based on your lot and layout.
Custom Design & Engineering
Our designers and engineers create a floorplan tailored to your goals, budget, and the existing structure in Long Beach.
Permit Approval & Construction
We coordinate permitting and begin construction with licensed crews from our network, providing weekly progress updates for your Long Beach, CA 90803 project.
Final Walkthrough & Move-In
After final inspection and occupancy approval, we walk through the completed ADU with you to ensure full satisfaction in Long Beach.
Why We Love Working in This Area
Homeowners in 90803, CA Trust Us
Long Beach, CA 90803 includes Belmont Shore and Naples Island, offering coastal living at its best. Nestled along the picturesque shoreline, this area is known for its stunning views and vibrant community atmosphere. The properties in this sought-after region demand high-end materials and smart design solutions that can handle the ocean breeze and humidity. Homeowners here often seek to create spaces that not only reflect their personal style but also withstand the unique challenges posed by the coastal environment. Modern Build Home Remodeling has worked extensively in Long Beach, CA 90803, remodeling beachside homes with luxury finishes and weatherproof features specifically tailored for this locale. Our expertise ranges from designing custom outdoor kitchens that become the perfect gathering spot for family and friends to creating spa-like bathrooms that offer a serene retreat after a long day. Each remodel we undertake is focused on enhancing both property value and lifestyle, ensuring that your home is not only beautiful but also functional and resilient against the elements. Whether you're looking to update a single room or undertake a complete home transformation, we are here to bring your vision to life.
Local Insights For This Area
Common Projects In Long Beach, CA 90803
In Long Beach’s 90803 neighborhood, many ADUs are constructed close to the coast, where elevated salt air and periodic storms can challenge traditional drainage systems—integrated rainwater management helps prevent coastal flooding and protects foundations from erosion, both critical for homes built on sandy or shifting soils.
With older bungalow and Spanish Revival housing styles common in 90803, sensitive landscape integration is essential; advanced drainage solutions can preserve mature gardens and historic curb appeal by directing runoff efficiently, preventing waterlogging that might otherwise threaten unique architectural features and established green spaces.
Given the community’s increasing focus on sustainability and water conservation, on-site rainwater harvesting incorporated into ADU design offers homeowners in this area a practical way to supplement irrigation, reduce municipal water demand, and contribute to local stormwater management initiatives—especially valuable during California’s frequent drought cycles.
Topographic variation from low-lying waterfront areas to slightly elevated bluffs in 90803 means that customized drainage planning is crucial for ADUs; proper grading and permeable surfaces can reduce pooling and mitigate damage from sudden downpours, helping homeowners avoid costly repairs and ensure property resilience in this diverse coastal zone.
Permits And Approvals
Permit Steps For ADU / Garage Conversion In Long Beach
Confirm ADU zoning rules, parking, egress, and separate utility metering if needed.
Check Long Beach permit requirements online or by phone and download submittal checklists.
Prepare drawings, product specs, and any energy or structural documents.
Submit application, pay fees, and respond quickly to plan check comments.
Schedule inspections at required milestones and keep approved plans on site.
Tip, confirm details with your local building department before submitting.
Local Guide
Guide to ADU / Garage Conversion in Long Beach 90803
For homeowners considering building an ADU in Long Beach’s 90803 area, asphalt roofing offers a cost-effective solution that stands up to coastal weather. Its durability makes it a popular choice, handling both sun and salty air with minimal maintenance compared to other materials commonly used in beachside construction.
The initial installation costs for asphalt shingles in Long Beach typically range from $5,000 to $10,000 for most ADUs, depending on roof size and shingle quality. This makes asphalt roofing one of the most budget-friendly options, especially appealing for those looking to maximize their investment in the 90803 neighborhood.
Beyond affordability, asphalt shingles provide excellent insulation against both heat and noise, which is particularly valuable in the busy, sun-drenched communities of 90803. Their wide variety of colors and styles allows ADU owners to match the aesthetic of main homes or blend seamlessly into the surrounding coastal architecture.
Maintenance for asphalt roofing in Long Beach is straightforward, requiring only periodic inspections and simple repairs. With proper care, asphalt roofs can last 20 to 30 years, offering ADU owners in 90803 long-term peace of mind and reliable protection from the region’s unique weather challenges.
A FUNCTIONAL SPACE YOU’LL LOVE
Turn Unused Space Into Value in Long Beach, CA 90803
ADUs in Long Beach are an ideal way to generate rental income, create privacy for guests, or build a flexible home office. Modern Build delivers compliant, energy-efficient, and stylish ADU conversions that elevate your property.
As your local garage conversion experts in Long Beach, we handle everything — from plans and permits to construction and finishes — with full transparency and guaranteed results.
Free Consultation
(323) 300-4130

What Homeowners Say
Around Long Beach
Modern Build Home Remodeling exceeded what we thought was possible. From start to finish, their communication was clear and timely, keeping us informed every step of the way. The team arrived promptly, demonstrated exceptional professionalism, and treated our home with great respect. The quality of their work on our ADU in Long Beach is outstanding—every detail was executed flawlessly. We appreciated their willingness to listen to our ideas and incorporate our vision seamlessly. It’s rare to find a company so dedicated to customer satisfaction and craftsmanship. We highly recommend Modern Build Home Remodeling for any home project.
The project outcome was stunning thanks to Modern Build Home Remodeling. From start to finish, their team demonstrated exceptional professionalism and clear communication, making the ADU construction process in Long Beach smooth and stress-free. They listened carefully to our needs and kept us updated throughout every phase. The quality of their craftsmanship truly exceeded our expectations, showcasing attention to detail and a commitment to excellence. It’s rare to find a company that combines skill with such a friendly, approachable attitude. We’re beyond happy with our new ADU and would highly recommend Modern Build Home Remodeling to anyone in the 90803 area.
Our home remodel was a success thanks to Modern Build Home Remodeling. From start to finish, their team demonstrated outstanding professionalism and clear communication, making the ADU project in our Long Beach home seamless and enjoyable. They listened carefully to our ideas and kept us updated at every stage, ensuring no surprises along the way. The quality of their workmanship exceeded our expectations, delivering a beautiful and functional addition that truly enhances our property. We highly recommend Modern Build Home Remodeling to anyone seeking reliable experts who prioritize customer satisfaction and deliver exceptional results.
Rated 5.0 stars by trusted homeowners in Long Beach, CA 90803. Trusted by over 13+ families this year.
Permits and approvals in Long Beach? We take care of it all.
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We’re here to help with all your home remodeling needs. Reach out for a free consultation or any inquiries you have about our services.
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Our expert team has been serving Los Angeles and surrounding areas for over a decade. Whether you are looking to remodel your kitchen, bathroom, or entire home, we provide top-notch services to make your vision a reality.
Let’s start transforming your space into something amazing. Get in touch today to explore how we can bring your project to life.
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