Accessory Dwelling Unit
ADUs Lakewood, WA
Build Smart. Build More. Build with Confidence.
If you're looking to expand your living space, support multigenerational family needs, or generate rental income, building an Accessory Dwelling Unit (ADU) may be the perfect solution. At Drew Thatcher Construction, we specialize in designing and building custom ADUs for homeowners throughout Lakewood, WA and nearby communities.
Whether you're adding an in-law suite, a backyard cottage, or converting your garage into livable space, our team will guide you through the entire process from concept to completion.
What is an ADU?
An Accessory Dwelling Unit (ADU) is a secondary residential structure located on the same property as a single-family home. These units can be:
The City of Lakewood encourages Accessory Dwelling Unit (ADU) development, offering flexible zoning policies to help homeowners make the most of their property.
Why build an ADU?
With rising home prices and increased demand for flexible housing, Accessory Dwelling Units ADUs offer homeowners an incredible opportunity to create value and meet evolving lifestyle needs. Common reasons Lakewood homeowners build ADUs include:
Housing for Aging Parents
Give loved ones independence with close proximity and accessibility.
Rental Income
Turn unused space into a long-term or short-term rental to offset your mortgage.
Adult Children or Other Family
Provide privacy and self-sufficiency while staying under one roof.
Work From Home Studio or Office
Create a peaceful, dedicated space for productivity without commuting.
Guest Suite
Welcome visitors without giving up personal space in the main home.
Our ADU Design & Build Services
At Drew Thatcher Construction, we offer turnkey Accessory Dwelling Unit ADU solutions designed to suit your property, budget, and long-term goals. Our team handles:
From maximizing available square footage to ensuring all code and setback requirements are met, we take care of every detail so you don’t have to.
Types of ADUs We Build in Lakewood
We offer custom construction for a wide range of ADU configurations, including:
Detached ADUs
Stand-alone units in your backyard, perfect for rentals or private guest spaces.
Attached ADUs
An addition to your existing home, sharing at least one wall but with a separate entrance.
Garage Conversions
Transform an underused garage into a fully functional living space with modern finishes.
Basement or In House Conversions
Upgrade your basement into a rentable suite or family living quarters.
Each type of Accessory Dwelling Unit has its own cost, permitting process, and construction timeline—our team will walk you through all options based on your goals.
What To Expect From Our ADU Process
Our ADU construction process is built on transparency, communication, and precision. Here’s how it works:
Consultation & Site Evaluation
We start with a walk-through of your property and discuss your needs, budget, and feasibility.
Design & Planning
Our team drafts plans that match your goals, align with Lakewood ADU regulations, and blend with your main home’s style.
Permitting & Documentation
We handle the permitting process, ensuring compliance with Pierce County building codes and city zoning.
Construction
We build your ADU with high-quality materials, reliable tradespeople, and disciplined project management.
Final Inspection & Handoff
We complete the project with a final walkthrough and ensure every detail meets your expectations.
Enjoy Your Addition
You get to enjoy the fruits of your ADU with your guests, family or tenants.
How Much Does It Cost to Build an ADU?
The average cost to build an ADU in Lakewood ranges from $130,000 to $200,000, depending on:
We provide a detailed estimate after the consultation and work with you to prioritize your must-haves while staying within budget.
Benefits of Working with Drew Thatcher Construction
At Drew Thatcher Construction, we offer turnkey ADU solutions designed to suit your property, budget, and long-term goals. Our team handles:
We’ve helped homeowners in neighborhoods like Tacoma, University Place, and Steilacoom expand their properties with beautiful, long lasting ADUs.
Frequently Asked Questions
Can I rent out my ADU in Lakewood, WA?
Yes! ADUs are allowed for long-term rental in Lakewood, and the city’s policies are ADU-friendly. Short-term rental rules vary—contact us for guidance.
How long does it take to build an ADU?
Most projects take 4–8 months depending on complexity, permitting, and weather.
Do ADUs increase property value?
Yes. ADUs add livable square footage and potential rental income, which can significantly boost resale value.
What size ADU can I build?
Lakewood allows ADUs up to 800 sq. ft. for detached units and may allow larger for attached—depending on your lot size and zoning.
Let’s Build Your ADU in Lakewood, WA
Whether you’re looking to house loved ones, create passive income, or simply make better use of your lot, Drew Thatcher Construction is your trusted ADU builder in Lakewood. From design to move-in, we deliver thoughtful, compliant, and beautifully constructed living spaces.