After taking the first step with us, planning for an ADU becomes much easier. We plan the right thing keeping in mind your budget, space, and needs. Our help at every step makes the process easy and seamless for you. From designing the ADU to building it, we need your cooperation so that we can do everything right. We are with you to create your dream ADU. Whether it is a small studio or a part of a larger home, our planning and design process is for everyone. The ADU design is such that it matches your main home, yet maintains its own identity. Your dream is our goal, and we work towards it with utmost sincerity.
Site Planning is the most important step before starting the construction of an ADU. During Site Planning, it is decided where the ADU will be located and how it will be connected to the rest of the house. Factors like land measurement, shade, sunlight, and proper use of space are taken into consideration in this step. Proper Site Planning not only eases the construction process, but it also increases the beauty and utility of the ADU. We ensure that every aspect of site planning is taken care of so that your ADU is built successfully.
Code compliance is a must for ADU construction. Following local building codes and regulations ensures that your ADU is safe and legally valid. Building codes may vary in every city and area, so it is important to follow them properly. We ensure that your ADU is constructed as per all the required codes and regulations. This not only makes your project successful but also gives you legal protection.
The design and structure of the ADU is an important part of your project. A good design not only makes your ADU look attractive, but it also improves the overall ambiance of your home. The design of the ADU should be such that it matches with the existing structure of your home. We ensure that every little point is taken care of in the design process. Also, the structure of the ADU should be strong so that it lasts for a long time. Let’s take a look at the different types of ADUs:
The ADU floor plan is the main part of your project, which you can customize according to your needs. It is very important to design the ADU floor plan correctly so that every part of it can be useful and beautiful. We will work with you to create a floor plan that suits your needs and blends perfectly with your home. When customizing the floor plan, it is important to take into account the location of each room, the direction of the windows, and sunlight. The ADU floor plan should be according to your lifestyle so that you can get the most out of it.
Our services are available in the following ZIP Codes for ADUs in Monrovia:
| ZIP Code |
| 91016 |
| 91017 |
ADU Builders CA helps you with all your ADU construction needs. We take your location, design, and budget into consideration when building an ADU in Monrovia. We make every ADU process easy and precise so you can build your dream home. Our team’s experience and expertise make your project a success.
Below is the cost to build an ADU in Monrovia:
| Type & Square Foot | Average Cost | Medium Cost | High-End Cost | Property ROI (%) |
| Studio ADU (420 sq. ft.) | $150,000 | $200,000 | $250,000 | 5% |
| 1 Bed 1 Bath (520 sq. ft.) | $200,000 | $250,000 | $300,000 | 6% |
| 2 Beds 1 Bath (630 sq. ft.) | $250,000 | $300,000 | $350,000 | 7% |
| 2 Beds 2 Baths (800 sq. ft.) | $300,000 | $350,000 | $400,000 | 8% |
| 3 Beds 2.5 Baths (1,150 sq. ft.) | $400,000 | $450,000 | $500,000 | 9% |
The Building and Planning Departments for the City of Monrovia are located within the Community Development Department at Monrovia City Hall.
415 South Ivy Avenue
Monrovia, CA 91016
Monday through Thursday: 7:00 a.m. to 6:00 p.m.
Yes, most permit applications can be submitted through the city’s official website.
Contact the Planning Division at (626) 932-5550.
Yes, the city provides ADU guidelines and checklists online and at the office.
Yes, the city frequently holds ADU workshops to guide homeowners.
The ordinance is available on the official City of Monrovia website.
You’ll need to add the ADU to your existing homeowner’s policy for coverage.
You need property insurance, liability insurance, and optional rental coverage.
Yes, rental ADUs typically require additional coverage for tenant-related risks.
Your insurance policy will cover damages, provided the ADU is listed on the policy.
Yes, some insurers offer separate policies specifically for ADUs.
Yes, landlord insurance protects against tenant-related risks and damages.
Options include home equity loans, HELOCs, construction loans, and ADU-specific loans.
A Home Equity Line of Credit (HELOC) allows you to borrow against your home equity.
Yes, some local and state lenders offer ADU loans with favorable terms.
Yes, but interest rates may be higher compared to secured loans.
Yes, some state programs offer grants to encourage ADU construction.
Yes, cash-out refinancing is a common way to finance ADU construction.
Fees include plan check, impact fees, utility connections, and inspection fees.
