The first step to building an ADU is planning. This includes choosing the place, deciding the budget and thinking of the design. Keeping all these things in mind, you will lay the foundation of your ADU. The next step is to get help from the right people. This includes architects, engineers and builders. These people will help you make your dream come true. With their help, you can make your ADU better. We will guide you at every stage.
Site planning is an important part of building an ADU. We also see how the water and electricity arrangements will be for the ADU. We think about how the access road to the ADU will be. We make sure that the ADU gets natural light and air properly. Keeping all these things in mind, we create the best site plan.
It is very important to follow the rules. Every city has its own rules for building an ADU. We know these rules very well. We make sure that your ADU follows all these rules. This will not cause you any problem later. We will tell you what is necessary to do. We will tell you what the size of the ADU can be. We will also tell you how much distance should be between the ADU and the main house.
The design and structure of the ADU is very important. We understand your needs and make the design. We make sure that the ADU is strong and beautiful. We give new ideas that you will like. Our goal is to make your ADU comfortable and beautiful. We take care of every small and big detail. We also focus on making your ADU energy efficient. We use materials that are durable and easy to maintain. We give you a variety of finishing options to choose from. Our goal is that your ADU looks good and lasts for a long time.
Create your own ADU floor plan. We will provide you with several options to choose from. You can specify the type of ADU you want. We will create a plan that suits your needs and budget. We can work with you to create the ADU of your dreams. We also have 3D modeling. This allows you to see your ADU before it is built. We will show you exactly what your ADU will look like and what it will have. If you need any changes, we can make them immediately. Our goal is to make you fall in love with your ADU.
We serve the following zip code areas in Simi Valley. You can find your zip code in the table below. If your zip code is in this list, we can help you.
| Zip Code |
| 93062 |
| 93063 |
| 93064 |
| 93065 |
| 93094 |
| 93099 |
There are many good ADU builders in Simi Valley. They will build you the best ADU. These builders are experienced and do good quality work. They use the latest designs and technology. You can talk to them and know about your ADU. They will take care of your every need. We are one of the top ADU builders in Simi Valley. We have years of experience. We have built hundreds of ADUs that people love. We do every project with complete dedication. Our goal is to get you the best ADU that will last for a long time.
The cost of building an ADU in Simi Valley can vary. It depends on the size and type of ADU. You can see the estimated cost of different ADUs in the table below.
| Type & Square Foot | Average Cost | Medium Cost | High-End Cost | Property ROI (%) |
| Studio ADU (420 sq. ft.) | $160,000 | $200,000 | $260,000 | 5% |
| 1 Bed 1 Bath (520 sq. ft.) | $190,000 | $230,000 | $290,000 | 6% |
| 2 Beds 1 Bath (630 sq. ft.) | $250,000 | $290,000 | $330,000 | 7% |
| 2 Beds 2 Baths (800 sq. ft.) | $300,000 | $340,000 | $380,000 | 8% |
| 3 Beds 2.5 Baths (1,150 sq. ft.) | $450,000 | $490,000 | $520,000 | 9% |
The Building and Planning Departments for the City of Simi Valley are located within the Department of Environmental Services at City Hall.
Address: 2929 Tapo Canyon Road
Simi Valley, CA 93063
Office Hours: Monday through Friday: 8:00 a.m. – 5:00 p.m.
Yes, most permit applications can be submitted through the city’s official website.
Contact the Planning Division at (805) 583-6769.
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 Simi Valley 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.
