ADU Construction Denver

ADU construction is how homeowners add a second living space on the same property as the main house. It might be a rental unit, a guest house, a home gym, or a small space for family like elderly parents who need something private but close. Our team at NS Design & Build take your ideas and turn it into a buildable plan, then manages everything from design and permits through to construction and completion.

About us

ADU Services In Denver

ADU projects in Denver usually start with figuring out what the property can actually support and what kind of space makes sense long-term.

From there, the focus shifts to layout, zoning requirements, and how the unit will function day to day. Each project moves through design, permitting, and construction with the goal of creating a usable second living space that fits the property and complies with local building codes.

Services include:

why choose us

Why Choose NS Design & Build for ADU Construction

ADU projects are handled with a clear understanding of Denver zoning code changes, permits, and city requirements.

ADUs are designed to improve property value, increase equity, and support long-term investment goals like rental income or added living space.

Each ADU is tailored to your lot size, existing structures, and whether you’re building an attached ADU, detached ADU, or basement apartment.
Every ADU construction project is managed with craftsmanship, clear communication, and structured timelines.

our gallery

Our work speaks for itself

Completed ADU construction projects across Denver, including detached ADUs, garage conversions, basement apartments, and custom accessory dwelling units designed for rental income, family use, and added living space.

our process

Our ADU Construction Process

Services

Our services

Kitchen Remodeling

Transform your kitchen into a functional, beautiful space with custom cabinetry, countertops, and modern appliances.

Bathroom Remodeling

Create your dream bathroom with quality fixtures, elegant tile work, and expert craftsmanship.

ADU Construction

Build accessory dwelling units for additional rental income or multi-generational living arrangements.

Deck Construction

Extend your living space outdoors with custom decks built from premium materials, including decking options.

Basement Remodeling

Turn your unfinished basement into a functional living area, home gym, or entertainment space.

Home Additions

Expand your living space with second-story additions, pop-ups, or ground-level extensions tailored to your needs.

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FAQ

Frequently asked questions

What is ADU construction in Denver?
ADU construction in Denver involves building an accessory dwelling unit on the same property as a main house. These units can be detached ADUs, attached ADUs, garage conversions, or basement apartments designed for additional living space or rental income.
ADU construction cost depends on size, lot conditions, and design type. Detached ADUs and two-story ADUs usually cost more than basement apartments or garage conversions due to structure and utility work.

Yes. Most ADU construction projects increase property value, improve equity, and can generate rental income depending on use and location within Metro Denver.

ADUs can be used as rental units, guest houses, home gyms, or living spaces for elderly parents. Many Denver homeowners also use them for long-term family housing or investment purposes.

ADU projects must follow Denver building codes, fire code requirements, zoning regulations, and city council guidelines. Permits are required before construction begins, and we can help you organize that.

Yes. Most ADU construction projects use existing structures like basements or garages, or build detached units depending on zoning, lot size, and property conditions.

Timelines vary based on design, permits, and how complex the ADU is. Most delays come from approvals and scope changes rather than construction itself.