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One-Bedroom ADUs

Creating Comfortable ADUs in Decatur, Brookhaven, and East Atlanta

Marble countertop and black fixtures in modern bath remodel by SmartSpaces ADUs in Brookhaven, GA

Our One-Bedroom ADU Plans

One-bedroom ADUs are the sweet spot for homeowners looking to create a private, livable space that’s just right for aging parents, adult children, or guests. These units offer a full kitchen, bathroom, living area, and bedroom all finished with care and tailored to your property. At SmartSpaces ADUs, we’ve helped homeowners across Decatur, Brookhaven, Stone Mountain, and surrounding East Atlanta neighborhoods design one-bedroom ADUs that match their needs, budget, and long-term goals. From financing to permitting to move-in day, we keep the process simple, clear, and centered around your family.

Check Out Our One-Bedroom ADU Floor Plans

Plan Name

The Wilton

Square Footage

436

Bedrooms

1

This one-bedroom model, with 436 square feet, features a distinctive L-shaped layout that adds depth and character to this ADU. The bedroom includes a closet and two windows for natural light, while the living room area boasts an L-shaped kitchen and space for a small dining table, an entertainment stand, and a couch. This design maximizes space and functionality, making it an ideal choice for those who value both style and efficiency in their living arrangements.

Base

Wilton - Base - Two Bedroom ADU

Classic

Wilton - Classic - One Bedroom

Contemporary

Architectural modern accessory unit with contrasting black and natural finishes in Brookhaven, GA by Smart Spaces ADUs - rendering

Plan Name

The Westbrook

Square Footage

609

Bedrooms

1

This one-bedroom model, with 609 square feet, offers a thoughtfully designed L-shaped layout that enhances both flow and functionality. The bedroom features a spacious closet and generous windows for natural light, while the open living area accommodates an L-shaped kitchen, a cozy dining nook, and space for a couch and entertainment setup. Every square foot is optimized, making this ADU a stylish and efficient choice for modern living.

Base

Westbrook - Base - One Bedroom

Classic

Westbrook - Classic - One Bedroom

Contemporary

Westbrook Contemporary Two Bedroom

Have Questions About One-Bedroom ADUs?

Here are some of the most common questions we hear from homeowners considering a one-bedroom ADU in East Atlanta.

What sizes are your one-bedroom ADUs?expand_more
The Wilton is a 436 square foot ADU, while the Westbrook is a larger unit, at 609 square feet. We’ll help you select a layout that fits your space and goals.
Is this a good option for aging parents?expand_more
Absolutely. These are our most popular ADUs for aging in place. We can incorporate wider doorways, ramps, grab bars, and other accessibility features.
What’s the timeline to build a one-bedroom ADU?expand_more
Most one-bedroom projects take 4–7 months from design to completion, including permitting.

What Your ADU Comes With

At SmartSpaces ADUs, we take pride in providing turnkey solutions to ensure your ADU project gets underway in a timely manner with transparent cost management. All of our ADUs come with standard inclusions to simplify pricing, but these can be upgraded and customized as detailed below.

Exterior
Details

 

  • Foundation: Concrete Slab
  • 8-Foot Wall Height
  • Framing: 2×6 for Exterior Walls, 2×4 for Interior Walls
  • Gable Roof with Flat Ceilings
  • Fiber Cement Siding with 2×4 Trim
  • Fascia Boards: 2×6
  • White Vinyl Window Frames
  • Gutters Included
  • Roofing: GAF Timberline Shingles
  • Painted with Sherwin-Williams Products

Interior
Details

 

  • Smooth Finish 1/2” Drywall
  • Cabinets in Shaker or Slab Style
  • Quartz Countertops by MSI
  • Shower with Subway Tile and Glass Door
  • Subway Tile for Kitchen Backsplash
  • Shaker-Style Interior Doors
  • Premium Vinyl Plank Flooring
  • 1×4 Trim and Baseboards
  • Decorative Electrical Switches and Outlets
  • Budget Allowance for Fixtures and Hardware

Appliance
Details

 

  • 30” Top-Freezer Style Refrigerator
  • 30” Electric Cooking Range
  • 30” Over-the-Range Microwave Oven
  • 18” Built-In Dishwasher
  • Hybrid Heat Pump Water Heater
  • Gree Mini Split Heating and Cooling System
  • Fully Electric Unit
  • Optional Upgrade Packages Available

Customize Your One-Bedroom ADU Plan

At SmartSpaces ADUs, our plans serve as a starting point for building your dream ADU, perfectly tailored to your tastes and preferences. We guide you through a step-by-step process, allowing you to design your ADU in real time. You’ll have the opportunity to select features like the roof pitch, exterior siding and colors, interior layout, flooring, cabinetry, and furnishings.

blueprint (1)

Layout

White Icon of Roof

Roof Pitch

Siding on House Icon

Siding

Paint Bucket Icon

Colors

Sink Icon

Finishes

Flooring Icon

Flooring

How SmartSpaces ADUs Works

1 | Pick Your ADU Model
Start by choosing from our collection of pre-designed ADU models. Each one is created to maximize livable space in compact footprints, giving you a smart starting point tailored to your needs and lot size.
2 | Customize the Details
After selecting your model, you’ll choose finishes like siding, paint colors, flooring, cabinetry, and appliances. Our streamlined options make it simple to personalize your ADU while keeping the process efficient and stress-free.
3 | We Handle the Rest
From permitting through construction, our team takes care of everything. We manage the entire process to keep your project on track and on budget. When we're done, your new ADU will be move-in ready and built to last.

Where We Work

We proudly serve homeowners across East Atlanta, with a focus on neighborhoods where quality craftsmanship and smart space planning make the biggest impact. Whether you're building for aging parents, creating a rental, or converting a garage, we understand the local zoning and lot conditions that make ADUs feasible and worthwhile. Our team prioritizes clear communication, smart design, and high-quality finishes in every project.

Our Service Area

  • Decatur
  • Brookhaven
  • Chamblee
  • Dunwoody
  • Avondale Estates
  • Stone Mountain
  • Suwanee
  • Ansley Park
  • Embry Hills
  • Buckhead
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SmartSpaces ADU Cost Guide

Plan your ADU project with confidence

Our free Cost Guide gives you the clear numbers you need to set a realistic budget and move forward with peace of mind.

What You’ll Get:

  • Accurate price ranges for studios, one-bedroom, and two-bedroom ADUs
  • Options for customization and finishes

  • Insights on how design choices and goals affect your total cost

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Build Your ADU with a Trusted Local Expert

We make it easy to explore your ADU options with a quick, no-obligation conversation. You’ll get expert insight into design, costs, and next steps, so you know exactly what to expect. Let’s start planning the smartest space for your home.

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