Timberline Retreat

A modern wooden DADU with large glass windows and a steep roof sits surrounded by greenery and trees. Designed with a thoughtful DADU Floor Plan, outdoor furniture rests on a concrete patio amid natural landscaping and bright, sunlit views.
Modern wooden DADU with large vertical windows and a black metal roof. Surrounded by trees and greenery, a black SUV sits on the gravel driveway under a sunny sky.
A modern wooden cabin with large windows and a dark roof sits surrounded by lush green trees in a peaceful forest. Featuring a thoughtful DADU floor plan, sunlight filters through the foliage, creating a calm and inviting atmosphere.
A modern wooden DADU with a DADU floor plan, featuring large floor-to-ceiling windows, surrounded by trees and tall grass, bathed in natural daylight under a blue sky.
Modern open-concept living and dining area with large windows, neutral colors, a wooden dining table, cozy sofa, and armchair embraces the DADU Floor Plan. Kitchen with open shelves is visible on the left, overlooking greenery outside.
Modern open-concept living and dining area featuring a high wood-paneled ceiling, large windows, and contemporary furniture. The smart DADU Floor Plan optimizes space throughout the gray sofa, orange armchair, wooden dining table, and sleek kitchen cabinets.
A modern living room within a DADU Floor Plan features tall windows, a white sofa, brown armchairs, side tables with lamps, a minimalist painting, and a coffee table with books and a plant. Sunlight streams through the windows.
A modern kitchen with wooden cabinets, floating shelves, and a light wood dining table for six. Large windows fill the space with natural light, while a wavy pendant and bowl of fruit complete the look.
A spacious, modern loft featuring a wood-paneled ceiling, built-in bunk beds, large windows, cozy seating with armchairs and a sofa, a mustard ottoman, a TV, and abundant natural light.
Modern, bright living and dining area with large windows letting in sunlight, a wooden slat divider, wood and leather furniture, and a staircase with light wood steps on the left—an inviting highlight of this DADU Floor Plan. Greenery is visible outside.

Floor Plans

Black and white DADU floor plan with labeled rooms: entry, living, dining, kitchen, mechanical, full bath, bench, two bedrooms, closets, and loft stairs. Bedrooms and bath are opposite the entry and living area.
Licensed Professionals
License # HAASDDC842QA

Haas Development & Construction

Our certified DADU specialists at Haas Development & Construction are proud to offer the Greater Seattle community professional development and construction expertise to build a DADU configured for your unique property. We offer unique DADU floor plans pre-approved by the City of Seattle in studio, one-bedroom, and two-bedroom floor plans.

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