ADU & Garage Conversions in Bell Gardens, CA – Trusted Experts from Long Beach
At Modern ADU Builder & Garage Conversions, we help you transform unused garages into fully functional living areas that meet local rules and use your space wisely. Our team makes it easy for you to create comfortable, legal accessory dwelling units that fit your needs and budget. With Compton's population of 95,740 (as of the 2020 census) and a median household income of $69,728, affordable housing solutions are increasingly important in this historic Gateway City of southern Los Angeles County.
We understand the rules and challenges specific to Compton, so we guide you through every step—from design and permits to construction. You don't have to worry about wasted space or complicated regulations. Founded in 1888 as the eighth city to incorporate in Los Angeles County, Compton has a rich architectural heritage stretching from the historic Dominguez Rancho Adobe to the spacious single-family homes that line its streets. With our experience, you get a smooth process and a new area that serves your family or brings in extra income.
Choosing us means choosing a partner who knows how to turn your garage or backyard into a valuable part of your home. Given Compton's 10.1 square miles of land area and its designation as the "Hub City" due to its central location, properties here benefit greatly from maximizing space efficiency. We focus on helping you get the best result without delays or surprises, so your project moves forward with confidence.


What Is an ADU?
An Accessory Dwelling Unit, or ADU, is a small, independent living space built on the same lot as your main home. It includes essentials like a kitchen, bathroom, and sleeping area. ADUs are also called granny flats, in-law units, or backyard cottages.
ADUs can provide extra housing for family, renters, or guests. They help increase property value without needing to buy more land. In Compton, where the average household size is 4.15 people (significantly higher than the national average), ADUs offer valuable solutions for multigenerational families. In Compton, ADUs are regulated by city rules, so permits and specific plans are required.
Different Types of ADU Projects
You can build ADUs in several ways, depending on your property and budget. Common types include:
- Detached ADUs: Separate buildings added to your yard
- Attached ADUs: Connected additions to your main house
- Basement or attic conversions: Using existing unfinished space inside your home
Each type has benefits like privacy or cost savings. For Compton's 24,523 housing units (55.2% owner-occupied), we help customize plans that respect the city's architectural character while following local guidelines. We help customize plans to meet your goals and follow Compton's local guidelines to get proper approvals.
Garage Conversion Explained
Garage conversions turn a currently unused or underused garage into a full living area. This is a cost-effective way to add space without expanding your house's footprint. The process includes updating plumbing, electrical, and insulation. You might create a bedroom, office, rental unit, or studio. Garage conversion often speeds up construction because the structure already exists. We guide you through design and building steps, helping you comply with Compton rules to create a functional living space from your garage.
Benefits of ADU & Garage Conversions in Compton
Adding an ADU or converting a garage can help you make better use of your property. These changes can boost your home's value, offer affordable housing options, and provide flexible spaces to fit your needs. We'll show you how these benefits work in Compton.
Increasing Property Value
Adding an ADU or converting your garage often raises your home's market value. In Compton, these improvements make your property more attractive to buyers or renters because they add usable living space without needing more land. With Compton's median home value at $489,400 (according to recent census data), investment in ADUs can significantly increase return potential.
An ADU serves as a separate unit, which can appeal to families wanting multi-generational homes or investors seeking rental income. Garage conversions are cost-effective and usually don't reduce your home's value. Instead, they turn underused space into something functional, which is a smart way to enhance your property.
Affordable Housing Solutions
ADUs offer a way to increase affordable housing options locally. You can create a rental unit that helps cover mortgage costs or provides housing for family members without needing to build a new house. Because garage conversions and basement ADUs use existing structures, the cost is lower than traditional home builds.
This is particularly valuable in Compton, where 26.3% of the population lives below the federal poverty line and affordable housing remains a priority. This makes them a budget-friendly solution in Compton's housing market. Plus, many city regulations support ADU construction, so the process is smoother than you might expect.
Flexible Living Spaces
An ADU or garage conversion gives you a lot of flexibility in how you use your home. You can create a private space for aging parents, adult kids, or guests, allowing everyone to live close yet independently. Given Compton's diverse demographic makeup (70.81% Hispanic/Latino and 25.43% Black or African American as of 2020), these flexible spaces can accommodate various cultural preferences for extended family living arrangements.
These spaces can also serve as home offices, studios, or short-term rentals, which can increase your income. Since garage conversions are reversible, you can restore the original use if your needs change. This adaptability makes these projects practical for many homeowners.


Common Design Options for ADUs and Converted Garages
When planning your ADU or garage conversion, key design choices involve the layout, how much natural light the space gets, and accessibility. These factors shape how comfortable and functional your new living space will be.
Studio and One-Bedroom Layouts
Most ADUs and garage conversions start with either a studio or a one-bedroom setup. Studios combine living, sleeping, and kitchen areas into a single space. This open design works well in smaller footprints and keeps costs down. One-bedroom layouts offer separate rooms for privacy. The bedroom is usually compact but enough for a queen bed and storage. The living area and kitchen stay open to maximize room.
For Compton's demographics, where the average household size of 4.15 persons significantly exceeds the national average, we often design flexible spaces that can adapt to family needs and cultural preferences. We prioritize flexible layouts to fit your needs. Our designs often include built-in storage and space-saving furniture options. This way, you get the most from every square foot without feeling cramped.
Maximizing Natural Light
Getting enough natural light makes your ADU feel bigger and more welcoming. We use large windows, glass doors, and skylights to bring in daylight. Taking advantage of Compton's favorable Southern California climate, with average temperatures ranging from 46°F to 82°F throughout the year and approximately 13.96 inches of annual rainfall, our designs optimize natural light while managing heat gain.
Positioning windows on multiple walls helps light spread evenly inside. You can also add sliding doors or patios to connect indoor and outdoor areas. We pay attention to shading to keep the space comfortable. Overhangs or blinds control direct sun and reduce glare. Good natural light lowers your need for artificial lighting and improves energy use.
Accessibility Features
Making your ADU or converted garage accessible is important if you want it to work for everyone. We focus on wider doorways and hallways to fit wheelchairs and walkers. You can add no-step entries and lower countertops to make movement easier. Bathrooms with grab bars, roll-in showers, and non-slip floors also improve safety.
Even if accessibility is not a current need, planning these features now prevents costly changes later. We help design spaces that are usable by people of all ages and abilities.
Cost Factors and Financing
Building an ADU or converting a garage in Compton involves several costs, including materials, labor, and permits. Knowing what to expect in terms of pricing and financing can help you plan your project better and avoid surprises.
Average Project Costs
The cost of ADU and garage conversion projects in Compton can vary widely. On average, you can expect to pay between $30,000 and $100,000 depending on the size and complexity. Key factors that affect the price include:
- Permits and fees required by the city
- Materials selected for finishes and structure
- Labor costs for skilled workers and subcontractors
- Extent of plumbing and electrical work needed
Garage conversions tend to be more affordable because they reuse existing structures. You can save by avoiding new land or major infrastructure costs. Still, plan for upgrades like insulation, windows, and bathroom installations that add to the budget.
Financing and Loan Options
You have several financing choices to help fund your ADU or garage conversion. Popular options include:
- Home equity loans or lines of credit that use your house as collateral
- Personal loans for smaller amounts without needing collateral
- FHA Title 1 loans, which are government-backed and designed for home improvements
For Compton homeowners, where the median household income is $69,728 and the median home value is $489,400, these financing options can make ADU projects more accessible without straining family budgets. It's important to check your credit score and understand loan terms before deciding.
We recommend consulting a financial advisor to find the best option for your situation. Some lenders also provide special rates for energy-efficient upgrades, so ask if those apply to your project.