Studio to 3-Bedroom ADU Floor Plans Designed for Atlanta Lots

At CottageSmith, we believe every family deserves a space that feels like home. Our thoughtfully designed ADU floor plans combine efficiency, modern amenities, and comfort. Whether you need a space for aging parents, a home office, or a guest house, every plan here is built by CottageSmith for your lifestyle.

Arbor 240

At 240 sq ft, the Arbor 240 is one of our most compact studio ADU floor plans. Designed for efficiency, it features a cozy living space, compact kitchen, and bathroom, perfect for a minimalist lifestyle or guest space.

Compact 200 sq ft studio ADU floor plans featuring combined kitchen and sleeping area, closet, and bathroom.

Arbor 257

A 257 sq ft studio with an open floor plan, this ADU includes a small kitchen, stylish bathroom, and ample natural light for a bright, comfortable space.

200 sq ft ADU floor plans featuring open concept kitchen, dining, and bedroom, bathroom, and lots of windows

Arbor 284 (Garage)

This 284 sq ft studio includes an attached garage, making it perfect for urban settings; complete with a compact kitchen and cozy living area.

2-level studio ADU floor plans with garage, compact kitchen, and cozy living area

Arbor 300

At 300 sq ft, this studio ADU combines comfort and efficiency with a well-designed kitchen, modern bathroom, and open living space ideal for guests or short-term stays.

ADU floor plans 300 sq ft blueprint of studio with closet, kitchen and standing shower bathroom

Arbor 384 (Loft)

This unique 384 sq ft lofted studio ADU offers extra vertical space for a versatile setup, featuring a stylish kitchen, spacious living area, and a cozy loft for flexible living.

2D ADU floor plans drawing for a 24 by 16 foot studio with bedroom, bathroom, and kitchenette
ADU financing consultation with CottageSmith builders reviewing budget options for a custom ADU project

Flexible Financing Options for Your ADU Project in GA

Found the ADU floor plans you're looking for? At CottageSmith, we make it easy to turn your vision into reality with various financing options. Whether you're looking for a Home Equity Line of Credit (HELOC), cash-out refinancing, or other flexible solutions, our financing partners are here to help.

Explore Financing Options
Interior framing of a garage ADU under construction with exposed trusses and an open bay overlooking the backyard.

Download: The Smarter Way to Care for Aging Parents

Get our free 8-page guide comparing ADU versus assisted living costs, zoning and financing options in Atlanta, aging-in-place essentials, and real family success stories. Fill out the form below to receive your copy by email.