The first step to building an ADU is to plan. You can choose the size of the ADU according to your needs and budget. Our team will help you make the right choice. Before building an ADU, it is necessary to get a land check and permit. We will guide you through the entire process.
Choosing the right time to build an ADU is also important. Weather and availability of building materials should be taken into account. Our team will tell you the most suitable time. We guarantee timely completion of the project. You can trust us without worry.
Site planning is very important for ADU in Hawthorne. We will choose the best location by surveying your property. Planning is done by looking at the condition and slope of the ground. Electricity, water and sewer connections are checked. We create the best designs following local regulations.
There are several rules that need to be followed to make an ADU in Hawthorne. We follow all building codes and zoning regulations. Help you get all the necessary permits. Our team conducts inspections regularly. We take full care of safety standards.
The design of ADU is made according to your needs. We use modern and durable materials. Adequate lighting and ventilation are provided in each room. Proper space is left for furniture and appliances. We focus on energy-saving design.
Prepare your ADU floor plan today. Our team will make the design according to your liking. You can choose the number and size of rooms. The location of the kitchen and bathroom will be decided according to your convenience. We will give you a better understanding by showing the 3D model. We will make your dream come true.
At Hawthorne we offer ADU making services in all these zip code areas. You can contact you from anywhere.
| Zip Code |
| 90250 |
| 90251 |
| 90260 |
ADU Builders CA is the trusted ADU construction company in Hawthorne. We have experienced architects and craftsmen. We complete every project on time. Our team will help you throughout the process. We guarantee the quality and service. You can trust us without worry.
The cost of making an ADU at Hawthorne depends on its size and design. From the table below you can understand the estimated cost.
| Type and Area | average cost | Moderate Cost | High cost | Property ROI (%) |
| Studio ADU (420 sq ft) | $112,000 | $205,000 | $215,000 | 5% |
| 1 Bed 1 Bath (520 sq. ft.) | $205,000 | $215,000 | $305,000 | 6% |
| 2 Beds 1 Bath (630 sq ft) | $215,000 | $305,000 | $315,000 | 7% |
| 2 Beds 2 Baths (1000 sq. ft.) | $305,000 | $315,000 | $405,000 | 8% |
| 3 Beds 2.5 Baths (1,100 sq ft) | $405,000 | $415,000 | $505,000 | 9% |
The Building and Planning Departments for the City of Hawthorne are located within the Community Development Department at Hawthorne City Hall:
4455 W. 126th Street
Hawthorne, CA 90250
Yes, most permit applications can be submitted through the city’s official website.
Contact the Planning Division at (310) 349-2970.
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 Hawthorne 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.
