Accessory Dwellings

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

The Death of Detached ADUs in Portland and What To Do About It

(Update: Part II , Part III , Part IV and Part V are also available.) This post is complicated, thick, and heavy – it’s about property taxes. Ick! For the purposes of retaining readers’ interest, I … Continue reading

October 22, 2015 · 123 Comments

Summing up ADU research: are accessory dwelling units as great, or as horrible, as people say?

Collected research about accessory dwelling units (AKA granny flats, laneway houses, in-law units, etc) suggests they have many potential benefits, and two common arguments “against” are unsupported.

September 17, 2014 · 9 Comments

How do ADUs affect property values?

Opponents of ADUs frequently charge they will bring down property values for the whole neighborhood. What is the evidence?

July 2, 2014 · 9 Comments