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ADU Design Services That Set the Standard

From lot-specific layouts to permit-ready plans, our expert design team helps you bring your ADU vision to life with clarity and confidence.

Learn More About Our ADU Design Services

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What’s Included in Our ADU Design Services Package?

With Hive ADU, you get more than just drawings – you get a comprehensive ADU design solution tailored for success in Ventura and Santa Barbara counties. Our ADU design packages include everything you need to move confidently from concept to permit approval. From architectural plans and structural engineering to Title 24 energy compliance and site layout optimization, every detail is handled by our experienced team. Whether working with a standard lot or a challenging hillside property, our local expertise ensures that your ADU meets all applicable codes.

Homeowners planning their ADU design with Hive ADU, a Ventura County design and build firm

Hive ADU evaluates your property and handles the entire design process, making your ADU build seamless from concept to permits.

Pre-Designed vs. Custom ADU Plans

Choosing between pre-designed and custom ADU plans depends on your timeline, budget, and property needs. Our pre-designed ADU plans provide a faster and more affordable route to permits, already optimized for local codes in Ventura and Santa Barbara counties. They can be tailored slightly to fit your lot. Our custom ADU design services provide complete flexibility.

Pre-Designed ADU Models

Best For Homeowners who want speed & predictability. Fast, cost-effective plans optimized for Ventura and Santa Barbara Counties’ building codes

Custom ADU Design Services

Best For Unique sites or high-end finishes. Tailored designs based on your lot size, style preferences, and budget. Build a custom ADU with Hive.

Design With Hive ADU

Hassle-Free ADU Design Backed by 30+ Years of Building Experience. Your Vision, Brought to Life Right In Your Backyard.

Architectural Drawings

Complete ADU floor plans, elevations, and roof layouts. All designs are code-compliant and ready for planning department permit review.
Customized to your property and local zoning requirements.

Structural Engineering

Stamped structural plans with all required calculations. This includes framing, foundation, and load specs ready to be submitted with completed plans for approval and prepared by licensed California engineers.

Title 24 Energy Compliance

Includes certified energy reports required for all ADU permits. Covers insulation, HVAC, and energy use per California state law.
Meets all Ventura and Santa Barbara County compliance standards.

Why A Well-Planned ADU Design Matters

Avoid Costly Mistakes with the Right ADU Plans

Great design isn’t just about looks but function, compliance, and long-term savings. Poorly planned ADUs often face costly revisions, permitting delays, or construction changes, known as change orders. At Hive ADU, our plans are tailored to meet local Ventura and Santa Barbara County building codes, helping you avoid unnecessary setbacks. With precise layouts, efficient use of space, and engineered accuracy, we ensure your ADU is buildable, livable, and cost-effective right from the first draft.

Designing Without a Site Evaluation

Ignoring slopes, setbacks, or easements can lead to rejected permits or costly redesigns. Every lot has unique challenges, and your plan should account for them from day one. Hive ADU has got you covered.

Incorrect Setbacks or Height Limits

A few feet over the allowed setback or height can delay approvals or require major changes. We design according to the Ventura and Santa Barbara County codes to avoid these coastly pitfalls.

Failing To Research and Perform Utility Planning

Overlooking sewer, water, or electrical can blow your budget. We coordinate early with local agencies to avoid mid-project surprises. These items should be completed as part of our assessment package.

Overdesigning for the Neighborhood

An overbuilt or mismatched ADU can affect resale or trigger a design review. We design for style and context, so your unit fits in and adds value.

Not Establishing a Realistic Budget

Without a clear design-to-budget strategy, costs can spiral fast. Hive ADU aligns your design with absolute construction pricing, so there are no surprises later. A well-thought-out design plan is crucial in ADU Builds.

Avoid Mistakes...
Build with Confidence

Innovative design prevents setbacks. With Hive ADU, every plan is code-ready, budget-conscious, and built to succeed.

Explore Hive ADU Models

What's Next?

Start With A 10-minute Call

Ready To Explore Building With Hive ADU?
Let’s discuss your goals and see if the Hive ADU is a good fit. This friendly 10-minute call lets you ask questions and clarify the next steps. No pressure, just honest guidance and advice to understand the Hive ADU experience clearly. We’re here to help you make the most of your property with clarity and confidence. If it feels like a match, we’ll schedule a complete consultation when you’re ready..

Let’s talk...
No pressure
Just answers.

Frequently Asked Questions

Yes. California law requires complete construction documents, including architectural drawings, structural engineering, and Title 24 energy reports. Hive ADU handles all of this for you and is ready for submittal.

Pre-designed plans can save time and money, especially for flat lots with standard zoning. Hive ADU offers both, and we’ll help you determine which is best for your property and goals.

Our design packages include architectural plans, structural engineering, Title 24 energy compliance, and everything needed for permit submission. We also assist with city-specific adjustments and submittal coordination.

Absolutely. We specialize in Ventura and Santa Barbara counties and design specifically for local zoning codes, setbacks, height limits, and other ADU rules, reducing approval time and minimizing surprises.

Our complete design packages range from $8,000 upward, depending on complexity. We provide exact pricing up front and apply a design credit percentage if you build with Hive ADU.