15 Second Story ADU Ideas to Maximize Your Space

Last updated on May 30, 2024

This article will offer you inspiring ideas on how to maximize your property’s potential by adding a second story accessory dwelling unit (ADU).

Modern Studio ADU | Sleek Minimalist Design

An elevated sanctuary that marries clean lines with functional simplicity, this concept transforms compact living into a statement of modern elegance.

Two-Story 1BR/1.5BA | Loft Style With Office Nook

Maximize a compact urban footprint with this vertical sanctuary that artfully blends a private bedroom suite atop a functional lower-level living space, complete with a cozy corner for remote work or creative pursuits.

Eco-Friendly 2BR/1BA | Passive Solar Design

Harnessing the sun’s energy, this design maximizes warmth in winter and coolness in summer, reducing reliance on artificial heating and cooling for a sustainably comfortable home.

Victorian Inspired 2BR/1.5BA | Vintage Charm

Imbued with ornate woodwork and period-appropriate fixtures, this design infuses historical elegance into modern living spaces.

Two-Story 2BR/2BA | Roof Terrace Access

Imagine waking up to the city’s skyline from your private roof terrace, a serene getaway atop your comfortable two-bedroom, two-bath living space.

Scandinavian Minimalist 2BR/2BA | Ambient Natural Light

Maximize tranquility and space with wide, open-floor plans complemented by large windows that bathe each room in natural daylight.

Artist Loft 1BR/1BA | Open Space With Skylights

Flooded with natural light from skylights, this airy loft offers a spacious sanctuary for creativity and relaxation.

Two-Story 3BR/2BA | Multi-Generational Living

This design harmonizes privacy and community, offering separate living areas on each floor, ideal for families across varied age groups living together.

Urban Farmhouse ADU | 2BR/2BA With Vertical Garden

The Urban Farmhouse design combines rustic charm with sustainable living, featuring a lush vertical garden that brings a touch of greenery and improves air quality.

Beach Cottage ADU | 1BR/1BA With Sun Deck

Maximize coastal living by adding a sun-kissed deck to your second-story abode, perfect for soaking up the seaside ambiance.

Two-Story Studio/1BA | Compact Urban Living

Maximizing a petite footprint, this two-story studio pairs a cozy bedroom loft above with a functional living area below, perfect for bustling city life.

2BR/1BA | Dual Balcony With Panoramic Views

Maximize outdoor living with a dual-balcony design that offers expansive views and a breath of fresh air from multiple vantage points in your second-story ADU.

Smart-Home Enabled 2BR/2BA | High-Tech Amenities

Equipped with the latest smart technology, this design connects all household functions to a central system controlled through voice or smartphone, offering convenience and energy efficiency at your fingertips.

Traditional Two-Story ADU | 2BR/1.5BA With Porch

This design harmoniously blends the charm of classic architecture with the functionality of modern living, offering a quaint porch for lazy evenings and neighborly chats.

Two-Story 1BR/1BA | Zen Retreat With Meditation Space

Maximize tranquility; this space fuses a restful bedroom with a dedicated area for quiet reflection, emphasizing serenity above the hustle and bustle.