Accessory Dwellings

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

Rate of Inhabited Mobile Dwellings on Residential Properties in One Portland Neighborhood

In June, 2020, I conducted some voluntary research to determine how many single family residential properties had an inhabited mobile dwelling. The Cully neighborhood consists of 12,595 residents, or 4,685 households. My survey found 65 inhabited mobile dwellings located on residentially zoned lots, which translates to a rate of 0.005/resident.

July 17, 2020 · Leave a comment

Do ADUs actually provide housing?

It may seem odd to ask whether a housing form actually provides housing, but it’s a key premise in civic debates about accessory dwelling units.

June 18, 2014 · 4 Comments

Why ADUs are hard to study, and confuse nearly everyone

ADUs are a really unusual form of development. This post goes over their special qualities, and explains why a lot of “debate” about ADUs is so repetitive.

June 11, 2014 · 11 Comments

ADU owners: take this survey from students at UC Berkeley

Hey folks, if you aren’t familiar with New Avenue Homes, you should be.  They’re a developer/builder that has created dozens of ADUs in the Bay Area, and their CEO Kevin … Continue reading

November 14, 2013 · Leave a comment

ADU Survey Report Published

A survey of ADU owners in Portland, Eugene, and Ashland, Oregon is complete and now published.  You can find it at Oregon DEQ’s website and AccessoryDwellings.org.  This mail and web survey … Continue reading

October 4, 2013 · 6 Comments

ADU Survey is underway!

A new survey of ADU owners has been mailed to over 900 ADU owners in Portland, Eugene, and Ashland, Oregon. The purpose of this survey is to better understand how … Continue reading

June 8, 2013 · Leave a comment