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Custom ADU Contractors in Jenner for Coastal Properties

Make better use of your property with a custom ADU built for family, guests, or long-term rental opportunities.

4.9/5 rating from 56+ online reviews.

Build a Smarter ADU in Jenner

The functionality of ADUs is different for every home. Some need a comfortable place for aging parents. Others want a private guest house that doesn’t take over the main home. Or it’s simply a practical way to create additional living space and increase the value of their property.

As experienced ADU contractors in Jenner homeowners trust, Sidex helps turn underused land into functional, attractive living space. From detached backyard homes to garage conversions and custom cottages, we build structures that feel like they belong on the property. 

Explore Our Accessory Dwelling Units in Jenner

Detached ADUs

Complete Privacy in a Standalone Build

Attached ADUs

A Seamless, High-Value Home Extension

Granny Flats

Keeping Your Family Close, Safely

Backyard Cottages

A Charming Retreat, Steps from Your Door

In-Law Suites

Building Multigenerational "Homes Within a Home

Garage Conversions

The Fast, Affordable ADU Solution

Prefab ADUs

The Fast Track to a Fully Functional Modern Home

Explore Our Accessory Dwelling Units in Jenner

Detached ADUs

Complete Privacy in a Standalone Build

Attached ADUs

A Seamless, High-Value Home Extension

Granny Flats

Keeping Your Family Close, Safely

Backyard Cottages

A Charming Retreat, Steps from Your Door

In-Law Suites

Building Multigenerational "Homes Within a Home

Garage Conversions

The Fast, Affordable ADU Solution

Prefab ADUs

The Fast Track to a Fully Functional Modern Home

Explore Our Accessory Dwelling Units in Jenner

Detached
ADUs

Attached
ADUs

Granny
Flats

Backyard Cottages

In-Law
Suites

Garage Conversions

Prefab ADUs

Crafting Premium Backyard Living Spaces in Jenner

Our gallery features outdoor construction projects, highlighting attention to detail, site planning, and structural expertise that goes into every accessory dwelling unit project we build in Jenner and the Bay Area.

FAQs Related to ADUs in Jenner

What is an ADU?

An ADU, or accessory dwelling unit, is a secondary residential structure located on the same property as a primary home.

ADUs give homeowners a flexible way to create guest accommodations, rental income opportunities, or additional family living space without purchasing a new property.

We build detached ADUs, attached ADUs, granny flats, backyard cottages, in-law suites, garage conversions, and prefab ADUs.

Yes. Our team assists with planning, permitting requirements, and project coordination throughout the construction process.

In many cases, a professionally designed ADU in Jenner can use year-round adds functionality, flexibility, and market appeal.

The first step is discussing your property, goals, and available space. From there, we can help determine the right ADU solution for your needs.

Start Planning Your Accessory Dwelling Unit in Jenner

Work with trusted ADU builders in Jenner homeowners choose for practical designs, quality construction, and living spaces built to last.
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★★★★★ 4.9/5.0 (67+ Reviews)   |   Licensed & Certified #1148344
★★★★★ 4.9/5.0 (67+ Reviews)
Licensed & Certified #1148344

100% Free & No-Obligation Estimate

GET A QUICK ESTIMATE