Accessory Dwellings

A one-stop source about accessory dwelling units, multigenerational homes, laneway houses, ADUs, granny flats, in-law units…

ADU classes for Portland homeowners- postponed due to Coronavirus- Special offer for Portland Metro locals

Kol Peterson, one of the editors here, hosts a class called “Building An Accessory Dwelling Unit on your property,” on Please visit Kol’s site for more details.

December 10, 2019 · 2 Comments

Marenda Chamberlin & Heidi Lohman’s ADU: A Bright, Modern Loft

As Marenda and Heidi made plans for their ADU, they decided they wanted to do most of the finish work themselves. They contracted with Dan Lajoie of Departure Design – the designer of the Wine Lovers’ ADU they liked so much. They also brought Holly Huntley of environs on board to build the shell of the ADU.

June 24, 2016 · 2 Comments

Rambo Halpern’s ADU: An New Old-Fashioned Carriage House

Editor’s note: this ADU is featured on the upcoming ADU Tour…. As he began designing his old-fashioned new home, Rambo kept a few key design criteria in mind for his carriage house. He knew he wanted it to be detached, to have good sound separation from the garage, and to mimic the architecture of the house.

April 1, 2016 · 1 Comment

ADU Design-Builder Profile: Birdsmouth Design | Build

Josh Salinger, owner of Birdsmouth Construction, had his first experience building an ADU when his company converted an unfinished basement into an apartment in 2011. Josh and his team pay careful attention to energy efficiency, wall assemblies, insulation, and heating and cooling systems.

February 26, 2016 · 1 Comment

Susan Eliot’s ADU: Two Stories & A Mezzanine Office

Susan was looking to create financial freedom for herself as a single, retired woman. The idea of going into retirement with no mortgage payment – by having the rent from the main house cover the mortgage on both the main house and ADU – was very appealing.

January 8, 2016 · 18 Comments

Renovation loan: a new way to finance ADU construction

Financing your ADU has become easier. I am sure that when someone mentions financing, or budgeting, or anything to do with numbers for a project there is a slight shudder … Continue reading

November 15, 2013

Portland extends waiver of SDCs on Accessory Dwelling Units

(Editors note- for the most recent SDC waiver information, read this post. 4/2016)  Great News! This afternoon, Portland’s City Council voted unanimously to extend the waiver of Systems Development Charges … Continue reading

December 5, 2012 · 25 Comments

The Granger House: Own Two, Rent One

When I biked up to Bob and Julie Granger’s place I was greeted by their ten-year-old grandson, standing sentinel across the street. The young man asked a few questions about … Continue reading

April 22, 2012 · 4 Comments

A Sister-In-Law House

Walt Quade has a knack for figuring out a work-around. The design and construction of his own ADU provided several opportunities to hone this skill. When he and his wife … Continue reading

February 14, 2012 · 3 Comments

Shawn’s Live-Work Accessory Dwelling

Shawn Busse bought a 950 square foot ranch house on a long, skinny lot with the intention of building an accessory dwelling unit behind it. His plan was to live … Continue reading

February 11, 2012 · 1 Comment

My primary residence: profitable ADU and personal palace

Fundamentally, I was seeking a residential living situation that would pay for itself. To me, dwelling in America cost too much. I sought a less expensive way to live in … Continue reading

October 26, 2011 · 7 Comments