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ADU 400 (1 Bed)

$69,900

Structural Base Price

400 Square Feet

Fully Habitable & Assessed: Engineered specifically to meet all strict residential requirements of the Maine Uniform Building and Energy Code.
Fully Customizable: Kitchen layouts, bathroom fixtures, and interior finishes can be fully customized to your exact luxury standards.

A spacious, fully separated 1-bedroom dwelling. The ADU 400 provides genuine multi-generational living capabilities with distinct sleeping and living quarters.

Installed Project Estimate

Estimated Total Cost$85k - $110k

* Total Estimated Cost includes the unit itself, municipal permitting, foundation preparation, and core utility trenching. Final cost varies based on property conditions.

Standard Delivery

  • Separated primary bedroom layout for complete privacy
  • Full-sized plumbed bathroom with premium fixtures
  • Extended kitchen prep area with appliance hookups
  • 100% MUBEC compliant structural engineering
  • Dedicated washer/dryer hookups available

Ideal For

Long-Term Rental IncomeMulti-Generational HousingAging In Place

Build your ADU 400

Secure your delivery timeline and get a detailed site preparation estimate for your property.