ADU Contractors near Redmond, WA
HiLine Homes
11306 62nd Avenue East, Puyallup, WA 98373
33.8 miles
HiLine Homes is an experienced ADU builder in Idaho with nearly 30 years in custom home construction. They offer attached and detached ADU designs for rental income, multigenerational living, or home offices, with financing options available.
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NorthLight Custom Builders
9800 Harbour Place, Mukilteo, WA 98275
17.9 miles
NorthLight Custom Builders offers ADU construction in King & Snohomish County. Services include attached & detached units for rental income, family living, or home offices. Structured process from consultation to one-year warranty follow-up.
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Blue Lake Construction
12721 Northeast Bel Red Road, Bellevue, WA 98005
4.6 miles
Blue Lake is a family-owned Washington State ADU contractor specializing in custom ADUs, DADUs, granny flats, and full-service construction. They offer fixed pricing, transparent communication, and skilled teams for residential and investment projects.
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Avead
3600 136th Place Southeast, Bellevue, WA 98006
7 miles
Avead is an ADU contractor offering full-service accessory dwelling unit construction, including attached, detached, junior ADUs, garage conversions, and custom builds. With 20+ years of experience, transparent pricing, and a 5-year warranty.
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The DADU Guy
2522 North Proctor Street, Tacoma, WA 98406
33 miles
The DADU Guy is a Tacoma-based detached ADU builder serving Pierce County, WA. Specializing in DADUs, garage conversions, and basement conversions, they offer 5 floor plans, guaranteed pricing, and full project management to maximize property value.
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Gravity Builders LLC
17422 108th Avenue Southeast, Renton, WA 98055
16.3 miles
Gravity Builders LLC is a licensed ADU contractor and custom home builder in Renton, WA. Specializing in ADU/DADU construction, custom homes, outdoor living spaces, and concrete work, they deliver quality craftsmanship with transparency and integrity.
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United Signature
1010 Southeast Everett Mall Way, Everett, WA 98208
16.8 miles
Seattle-based United Signature specializes in ADU & DADU construction. They offer custom design, permitting, and project management. Benefits include rental income, multi-generational living & versatile spaces. Financing available via Enhancify.
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Better Builders
5606 California Avenue Southwest, Seattle, WA 98136
15.2 miles
Better Builders is a Seattle-based general contractor specializing in residential remodeling, garage conversions, ADUs, kitchen and bathroom remodels, basement finishing, deck repairs, and exterior work, with dedicated project management.
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Emerald City Construction & Renovation
2571 152nd Avenue Northeast, Redmond, WA 98052
3.1 miles
Seattle ADU & DADU contractor Emerald City Construction & Renovation builds accessory dwelling units across Seattle, Bellevue & Eastside. Projects cost $350K–$500K+, take 8–14 months, and support rental income, multigenerational living & more.
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Northwest ADU Bellevue
278 106th Avenue Northeast, Bellevue, WA 98004
5.8 miles
Northwest ADU builds custom detached ADUs, garage conversions & basement ADUs across Western Washington. Serving King, Pierce & Snohomish Counties with full-service ADU construction, build-ready plans & permit management.
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DIGS Construction & ADU Builders
18727 North High Rock Road, Monroe, WA 98272
13 miles
DIGS is a trusted ADU builder serving King & Snohomish County, WA. They offer custom ADU/DADU design, permitting, construction, and site development, helping homeowners add rental income, property value, and flexible living space.
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Modern ADU Plans
3660 Lavender Ln NE, Bainbridge Island, WA 98110
20.7 miles
Explore pre-designed ADU floor plans from Modern ADU Plans — studio, 1-bed, 2-bed, garage conversions & more. Save time, reduce costs & maximize property value with ready-to-build accessory dwelling unit designs.
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Tacoma DADU
7809 Pacific Avenue, Tacoma, WA 98408
33.2 miles
Tacoma DADU Builders is a premier detached ADU builder serving Tacoma and Puget Sound. With 40+ years of experience, they offer turnkey ADU construction—design, permitting, and build—for investors, homeowners, and first-time buyers.
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SkyDADU
Kent, WA 98042
21.1 miles
SkyDADU is a DADU builder and equity partner serving King, Snohomish, and Pierce counties in Washington State. They offer fixed-price packages, up to 100% funding, and handle permitting, construction, and condominiumization for detached accessory dwelling units.
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Northwest ADU Builders of Mill Creek
6100 219th Street Southwest, Mountlake Terrace, WA 98043
11.9 miles
Northwest ADU is a trusted ADU builder in Mill Creek, WA, offering full-service accessory dwelling unit construction, including detached ADUs, garage conversions, and basement conversions, with expert permit and zoning support.
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Other cities in Washington
What you need to know
ADU Contractors in Redmond, WA: Building in the Heart of the Eastside Tech Hub
Redmond, Washington — famously known as the home of Microsoft and Nintendo of America — is one of the fastest-growing cities on the Eastside of the Seattle metro area. With a booming tech workforce and rising housing demand, homeowners in Redmond are increasingly turning to Accessory Dwelling Units (ADUs) as a smart solution for generating rental income, housing family members, or increasing property value. Finding experienced ADU contractors in Redmond, WA is a critical first step in making this investment a success.
Understanding Redmond's ADU Regulations and Zoning Requirements
Before breaking ground, it's essential to understand the local rules that govern ADU construction in Redmond. The City of Redmond follows Washington State's ADU-friendly legislation, which has progressively relaxed restrictions to encourage more housing density. Key regulations that your ADU contractor must navigate include:
- Zoning compliance: ADUs are generally permitted in single-family residential zones (R-1 through R-4) and some multifamily zones within Redmond city limits.
- Size limitations: Detached ADUs are typically limited to 1,000 square feet or 50% of the primary dwelling's square footage, whichever is less.
- Setback requirements: ADUs must adhere to specific side and rear yard setbacks, which vary depending on the zoning district.
- Owner-occupancy rules: Washington State law has removed mandatory owner-occupancy requirements, giving Redmond homeowners more flexibility.
- Utility connections: Separate utility meters may be required, and your contractor must coordinate with Redmond's permitting office accordingly.
Types of ADUs Commonly Built in Redmond
Skilled ADU contractors in Redmond are experienced in building a variety of unit types to suit different lot sizes and homeowner needs. The most common types include:
- Detached ADUs (DADUs): Standalone structures built in the backyard, ideal for larger lots common in neighborhoods like Education Hill and Grass Lawn.
- Attached ADUs: Units connected to the main home, often built as additions or above garages.
- Junior ADUs (JADUs): Smaller units created within the existing footprint of the primary residence, typically up to 500 square feet.
What to Look for in a Redmond ADU Contractor
Choosing the right contractor is crucial to a smooth and code-compliant build. Look for licensed and insured ADU contractors who are familiar with the City of Redmond's permitting process and have a proven track record of completed ADU projects in King County. A reputable contractor will handle everything from design and permit applications to construction and final inspections.
With Redmond's high rental demand driven by proximity to major tech campuses and excellent schools in the Lake Washington School District, an ADU is one of the most valuable home improvements you can make. Start your project today by consulting with a qualified Redmond ADU contractor who understands the local landscape inside and out.