Accessory dwelling units adus — St. Paul, MN
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
Accessory dwelling units, or ADUs, are secondary residences that share a lot with a main house. These units allow you to increase your property value and utility without buying a new home. You need these when your household needs are changing and you need more flexible living space.
Frequently asked in St. Paul
What are the options for a detached accessory dwelling unit in St. Paul?
What makes an affordable accessory dwelling unit in St. Paul?
What is an ADU unit in St. Paul?
An ADU unit in St. Paul is a secondary housing unit located on a lot with an existing single-family home. It's a complete, independent living space with its own kitchen, bathroom, and entrance. These units are designed to increase housing options within the city. They can be attached or detached from the primary residence. We can help you find pros to build one.
Who are the best accessory dwelling unit companies in St. Paul?
What is involved in accessory dwelling unit financing in St. Paul?
Where can I find an accessory dwelling unit near me in St. Paul?
What is involved in ADU housing construction in St. Paul?
Also serving nearby: Minneapolis · Bloomington · Rochester · Duluth · Sioux Falls
More on this: HUD ADU resources — ADU policy and financing research.
Service area details
Serving all of St. Paul — population 303,820; about 5,845 residents per square mile across 52.0 sq mi.
Neighborhoods served in St. Paul: Summit Hill, Highland Park, Macalester-Groveland, Como Park, West 7th — and every surrounding area.
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