Accessory dwelling unit construction — Gresham, OR
Last updated: September 24, 2026
What affects the price
Building an ADU is a major project, and the final bill depends on a few key things. Site prep is a big factor; if your land is sloped or needs extensive utility connections, costs go up. The materials you choose—from siding to kitchen finishes—also change the math significantly. Whether you’re building a detached unit or converting an existing garage shifts the permit requirements and structural work needed. We provide exact pricing confirmed free on the call.
About this service
This involves the physical building process, from laying the foundation to installing the roof and interior finishes. It covers the actual labor and materials needed to transform a design into a finished home. You need this service when you have your plans ready and are prepared to break ground. Costs are typically affected by square footage and interior materials chosen for the unit. Exact pricing confirmed free on the call.
Frequently asked in Gresham
What are the requirements for ADU housing in Gresham?
ADU housing in Gresham must comply with Oregon state laws and local city ordinances. This includes regulations on size, setbacks, and lot coverage. The goal is to ensure ADUs are safe, well-integrated, and don't negatively impact neighborhood character. We can help you understand these specific requirements for your property.
How do I get an ADU permit in Gresham?
Getting an ADU permit in Gresham involves submitting detailed plans to the city for review. These plans must show compliance with zoning, building codes, and safety standards. The city will issue permits once all requirements are met. We can help you navigate this process with local pros.
What are modular accessory dwelling units?
Where can I find accessory dwelling unit builders near me in Gresham?
What is the accessory dwelling unit permit cost in Gresham?
The accessory dwelling unit permit cost in Gresham depends on the project's complexity and the city's fee structure. These fees cover the review of your plans and inspections during construction. Understanding these costs is vital for your budget. We can help you get an estimate for these expenses.
What makes a local ADU builder the best choice?
A local ADU builder in Gresham understands the specific soil conditions, weather patterns, and building codes unique to the region. Their familiarity with local permitting processes can also streamline your project. They often have established relationships with city officials. Choosing a local expert ensures your ADU is built to last.
What are the options for accessory dwelling unit financing?
Accessory dwelling unit financing options can include home equity loans, construction loans, or personal loans. Some lenders may offer specialized ADU financing. Exploring these options upfront is important for budgeting. We can provide information that helps you discuss financing with lenders.
Also serving nearby: Portland · Vancouver · Beaverton · Hillsboro · Salem
More on this: HUD ADU resources — ADU policy and financing research.
Service area details
Serving all of Gresham — population 110,685; about 4,706 residents per square mile across 23.5 sq mi. ZIP codes covered include 97030, 97080.
Neighborhoods served in Gresham: Pleasant Valley, West Gresham, East Gresham, Oakhills — and every surrounding area.
Areas we serve
Browse by state, then city.