- (541) 850-6300
- April 27, 2026
ADU Builder Minneapolis
Description
ADU Builder Minneapolis is a specialized accessory dwelling unit builder focused on making detached ADU design and construction simple, efficient, and affordable for homeowners across Minneapolis, St. Paul, Edina, and surrounding Twin Cities communities. Built through the collaboration of Minneapolis Garage and Castle Building & Remodeling, the company offers streamlined ADU solutions with pre-designed backyard cottage models, customizable finishes, and full-service project management.
Their detached ADU models provide homeowners with ready-to-build plans and transparent base pricing, helping simplify the planning and budgeting process for backyard homes, granny flats, and in-law suites.
Detached ADU Design & Build Services
ADU Builder Minneapolis specializes in detached backyard accessory dwelling units designed for a variety of residential needs:
- Backyard cottages and detached ADUs
- In-law suites for aging parents
- Rental income properties
- Guest houses and flexible living spaces
- Downsizing solutions for homeowners
- Accessible and low-barrier living units
Their process begins with an ADU feasibility analysis to evaluate zoning requirements, lot conditions, municipal codes, and site constraints before recommending the best solution for the property.
What Sets ADU Builder Minneapolis Apart
- Pre-designed detached ADU models with transparent pricing
- Full-service design-build process from feasibility to construction
- Partnership between Castle Building & Remodeling and Minneapolis Garage
- Customizable design packages and finish selections
- Specialized expertise in Twin Cities ADU regulations
- Fast construction timelines averaging 12–16 weeks
The company simplifies the ADU process by guiding homeowners through design selections, permitting considerations, utility planning, and final construction.
Custom Design Studio Experience
After selecting an ADU model, homeowners work directly with Castle Building & Remodeling’s design team to personalize finishes and interior details.
Design options include:
- Transitional design package included as standard
- Modern and Classic finish upgrade packages
- Cabinet, flooring, countertop, tile, and fixture selections
- Interior layout and functionality customization
- Personalized design studio consultations
Their goal is to create comfortable, highly functional accessory dwelling units designed for long-term living and everyday usability.
A Streamlined ADU Construction Process
ADU Builder Minneapolis manages every phase of construction, including:
- Site preparation and demolition
- Water, sewer, and electrical utility installation
- Foundation and framing construction
- Roofing, siding, windows, and exterior finishing
- Mechanical, electrical, insulation, and drywall work
- Interior finishes and final detailing
Their construction approach focuses on creating durable, weather-resistant, and space-efficient backyard homes with modern functionality.
ADUs Designed for Modern Living Needs
The company works with homeowners seeking practical housing solutions for:
- Multigenerational living
- Aging-in-place housing
- Long-term or short-term rental income
- Guest accommodations
- Homeowner downsizing opportunities
By combining ready-made ADU models with custom finish personalization, ADU Builder Minneapolis provides homeowners with a more predictable and accessible path to adding value and livable space to their property.
Tuesday: 9:00 AM – 5:00 PM
Wednesday: 9:00 AM – 5:00 PM
Thursday: 9:00 AM – 5:00 PM
Friday: 9:00 AM – 5:00 PM
Saturday: Closed
Sunday: Closed
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