accessory dwelling units

At Jeffrey V. Riggs, Architect, Inc., we focus on innovative designs that maximize space and enhance your lifestyle. Our team collaborates with you to design a unique accessory dwelling unit that reflects your vision.


ADUs are designed for independent living, equipped with full kitchen and bathroom facilities. These dwelling units offer versatile housing solutions, whether for generating rental income or providing additional space for family members, and typically encompass everything from converted garages to newly constructed detached structures.

Modern backyard patio room with sliding glass doors, wood siding, and a flat roof, surrounded by grass and shrubs

DETACHED BACKYARD UNITS

Detached backyard units are designed to blend seamlessly with your property while providing functional living space. Whether you need a guest house, home office, or rental unit, we tailor each design to meet your specific needs.

connected living spaces

Connected ADUs harmoniously blend with your home, creating extra space without compromising on comfort or aesthetics. These units provide an effective solution for increasing your living area. Ideal for accommodating family, hosting guests, or generating rental income, attached ADUs significantly elevate your property's functionality.

Modern two-story beige house with black roof, large windows, and a green front lawn
Modern small house exterior with warm wood siding, large glass doors, and a lit patio at dusk

Garage Conversion ADUs

A garage conversion ADU is a smart way to repurpose your existing garage into a fully functional living space. This can include a studio apartment, guest suite, or even a home office. We design each space tailored to fit your unique needs.

Junior ADU

A junior ADU, is typically a smaller unit created within an existing single-family home. These units are ideal for building an upper unit and typically features a private entrance, spacious living areas, and essential amenities like a kitchenette and bathroom. With both interior and exterior stair access options, these units provide flexibility and convenience for residents.

Modern two-story house with exterior staircase, large windows, and a small front garden

BENEFITS OF AN ADU in Orange County, CA

Maximize Your Space

ADUs offer a practical solution for expanding your living area. Whether for family, guests, or rental income, these units enhance your property’s functionality.

Design Flexibility

With customizable layouts and designs,  ADUs can be tailored to fit your specific needs and aesthetic preferences, ensuring a perfect match with your home.

Increased Property Value

Investing in an ADU not only provides immediate benefits but also increases your property’s market value, making it a smart long-term investment.

LET'S WORK TOGETHER