Top-Rated ADU Builders in Ventura & Santa Barbara Counties

ADUs Built By Us, Inspired By You

Start with a free virtual property analysis to understand your ADU possibilities, zoning conditions, and backyard placement options.

The Licensed ADU Contractor Homeowners Trust

Experience The Hive ADU Difference

Hive ADU is a licensed ADU contractor and full ADU design-build team specializing exclusively in accessory dwelling units.

Whether you’re looking for an ADU builder in Santa Barbara County to create a private guest house or multigenerational living space, or a trusted team of Ventura County ADU Builders, Hive ADU delivers transparent pricing, reliable communication, and streamlined project management backed by local ADU building experience.

We guide homeowners through every phase of the process, including property evaluation, architectural design, engineering, permitting, and complete ADU construction. Our team manages projects entirely in-house, which means more transparent communication, predictable timelines, and a more streamlined experience from start to finish.

ADU Design-build Services

Complete ADU Design, Planning, Permitting & Construction Services

Explore Hive ADU’s complete range of ADU design and construction services, from ready-to-build floor plans to fully customized ADU solutions. Our licensed team supports homeowners through every phase of the project, including planning, architectural design, engineering, permitting, and complete ADU construction.

Exterior view of a pre-designed Hive ADU model in California with front yard landscaping

Pre-Designed ADUs

Our pre-designed ADU plans reduce design time and project costs while maintaining quality. These layouts are optimized for common lot sizes and California ADU standards, offering a faster path to permitting and a streamlined construction process.
Custom ADU Builder

Custom ADUs

Need a layout tailored to your property? Our team creates fully custom ADU designs, including floorplans, elevations, structural engineering, and Title 24 compliance. Perfect for challenging lot shapes, premium finishes, and one-of-a-kind architectural needs.
Detached accessory dwelling unit with modern exterior design

Detached ADUs

Detached ADUs offer maximum privacy, flexibility, and rental value. We design and build detached units that meet zoning rules, fire setbacks, and utility requirements while maximizing comfort, livable space, and long-term durability for your property.

preview an ADU on your property With Our Free Site Checker!

You can see an ADU on your property before moving forward with a full feasibility review.

Explore All ADU Models

Whether you’re looking for a compact Studio ADU, a spacious Two-Bedroom ADU model, or something in between, Hive ADU offers a curated collection of ADU floor plans and models that reduce permitting time and align with California building codes. Browse by ADU size, bedroom count, or design style to find the model that fits your property.

Homeowners Trust Hive ADU

With deep experience in local building codes and the ADU requirements in Ventura and Santa Barbara Counties, Hive ADU is the trusted choice for homeowners seeking a smooth, reliable ADU construction process. Our licensed team supports every step of the project, from zoning reviews and architectural plans to engineering, permitting, and complete build-out of your Accessory Dwelling Unit.

Every Hive ADU project is backed by transparent pricing, detailed planning support, and trusted local experience from initial design through final inspection. Our project managers coordinate all engineering, Title 24 compliance, utility connections, permitting steps, and scheduled inspections so your ADU progresses smoothly and stays on track. With proactive communication, predictable milestones, and a fully managed design–build workflow, homeowners receive a seamless experience and a professionally crafted, move-in-ready ADU.

Santa Barbara County ADU Builders

Why Choose
Hive ADU?

Expertly Built. Thoughtfully Designed.

Local ADU Building Experts

We know ADUs inside and out, from zoning and permitting to building codes and inspections. You are working with specialists who understand local regulations.

Transparent Pricing

No hidden fees, vague allowances, or surprise change orders. Just transparent, honest pricing that gives you peace of mind and complete control of your ADU budget.

Rapid Permit Approvals

Our pre-approved ADU plans help speed up the permitting process, reduce delays, minimize red tape, and enable us to start construction much sooner than a custom ADU design.

Complete Project Management

We manage everything in-house, from ADU feasibility and design to final construction, so you never have to coordinate with contractors or worry about missed steps.

Customizable Designs

You can choose an ADU layout that matches your goals, style, and property. Our flexible designs let you customize finishes and details so the space feels like a true home.

Turnkey And Move-In Ready

Your ADU comes fully finished, inspected, and ready for immediate use. No last-minute surprises or unfinished details. Just a complete space ready to enjoy.

Personalized Service, Exceptional Results...

Hive ADU Model Guide - Free ADU Plans & Pricing Ventura and Santa Barbara Counties

Get Your Free ADU Models Catalog

  • Detailed floor plans for Studio, 1-Bedroom, 2-Bedroom & 3-Bedroom ADUs
  • Realistic 3D renderings
  • Transparent pricing & financing insights
  • Expert zoning & compliance tips

The ADU Models catalog includes everything you need to start your project with confidence. Explore designs that fit your space, style, and budget while understanding the permitting path ahead. Start planning your dream Hive ADU in Ventura or Santa Barbara County today.

Trusted by Homeowners Throughout Ventura & Santa Barbara Counties

Homeowners throughout Ventura and Santa Barbara counties choose Hive ADU for our proven design and construction process, transparent pricing, and consistent communication. Our streamlined workflow reduces delays, prevents unexpected costs, and delivers beautifully finished ADUs built for rental income or multigenerational living.

Our proven ADU construction system delivers a move-in-ready ADU in just 8 to 12 months.

What's Next?

Start With A 10-minute Call

Your first ADU step should be simple. This friendly 10-minute call lets us answer your questions, explain the ADU process clearly and provide honest guidance on your options. If it’s a good fit, we’ll schedule a virtual property review with no pressure and no sales pitch.

Get quick answers to your questions, understand the ADU process clearly, explore your available options, and move forward at your own pace.

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