Discover the different types of ADUs available, each with its advantages. Choose based on your needs, budget, and property limitations. An ADU adds value to your home and can be a rental income source or a cozy space for loved ones.
ADU site planning involves assessing property feasibility, unit placement, and utility access. It requires careful consideration of zoning laws, sewerage systems, and available space for an efficient design that meets your needs.
We prioritize code compliance in building Duarte ADUs. Our experienced team ensures safety, functionality, and longevity by following local and state building codes. We meticulously consider structural, fire safety, and energy efficiency requirements from planning to completion. Trust ADU Builders to exceed all code compliance stipulations, providing peace of mind and a high-quality living space.
The goal is to create visually appealing, comfortable, and efficient spaces. It starts with a blueprint that maximizes available space and seamlessly integrates the ADU with the existing property.
Our team of expert ADU Builders in CA is dedicated to delivering exceptional service, assisting you in creating the ideal accessory dwelling unit for your property. We specialize in crafting customized floor plans that perfectly align with your vision. Let’s collaborate on a thoughtfully tailored plan that fulfills all your requirements!
Duarte ADU by ADU Builders has enabled us to expand the service area and cover a variety of zip codes in the region.
| 91008 | 91009 | 91010 |
At Duarte ADU Builders, we pride ourselves on the exceptional efficiency and excellence that sets us apart. Our team of seasoned professionals brings a wealth of experience and skill to every project, ensuring a seamless and streamlined ADU construction process. We are not just builders but innovative problem solvers and dedicated partners committed to bringing your vision to life.
The average cost of building an ADU in Duarte, CA, ranges from $250 to $400 per square foot. However, the final cost can vary significantly depending on the size and complexity of the design, material choices, contractor fees, and permitting requirements.
| Type & Square Foot | Average Cost | Medium Cost | High-End Cost | Property ROI (%) |
| Studio ADU, 420sq. ft. | $100,000 | $120,000 | $140,000 | 8-12% |
| 1 Bed, 1 Bath, 520 sq. ft. | $150,000 | $180,000 | $210,000 | 7-10% |
| 2 Beds, 1 Bath, 630 sq. ft. | $187,500 | $217,500 | $247,500 | 6-9% |
| 2 Beds, 2 Baths, 800 sq. ft. | $225,000 | $255,000 | $285,000 | 5-8% |
| 3 Beds, 2.5 Baths, 1,150 sq. ft. | $300,000 | $330,000 | $360,000 | 4-7% |
The Building and Planning Departments for the City of Duarte are located within the Community Development Department at Duarte City Hall:
1600 Huntington Drive
Duarte, CA 91010
Monday through Thursday: 7:30 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) 357-7931.
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 Duarte 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.
