Pre-built ADU's.
Your Backyard Got Smarter Starting at just $189,000, delivered within 12 weeks to MA residents Take a Tour ADU's made to fit MA standards We handle permits, installation and everything. Just grab your keys. Take a Tour cdn_helper cdn_helper

Available now in Massachusetts

Turn your yard into a passive income generating house, a place to work and play, or simply an extended living space for a loved one.
We offer the fastest, design inspired path to make this dream a reality.

  • our fastest selling ADU Design, the Dory Arlington
  • Total Area : 660 Square Feet
  • Starting From : $196,000
  • Category : Modern Pre-assembled ADU
  • Current Delivery Time: 12 weeks
  • 20% payment upfront, 80% on delivery
Get Details

Property Gallery

Property Layouts

First Floor

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  • Floor : First Floor
  • Total Area : 560 Square Feets
  • Room : 5
  • Bed : 3
  • Bath : 2
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  • Floor : Fifth Floor​
  • Total Area : 195 Square Feets
  • Room : 5
  • Bed : 3
  • Bath : 2
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  • Floor : Fifth Floor​
  • Total Area : 195 Square Feets
  • Room : 5
  • Bed : 3
  • Bath : 2

The Pleasant Surroundings of Nature Will Impress You

Sleek and sophisticated, Costix offers qualities always coveted, but rarely obtained in the finest New York rental residences a unique blend of generously proportioned interiors and the enjoyment of Nassau

People Trust Us

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Heidi Fisher

Heidi Fisher

Marketing
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Brock Foreman

Brock Foreman

Medical Assistant
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Pierre Comeau

Pierre Comeau

Web Designer
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Amanda Beal

Amanda Beal

Dog Trainer
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Abagael Long

Abagael Long

Sales
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Hanna Chen

Hanna Chen

Manager

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