Accessory Dwellings

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

Building a detached ADU

Building a detached ADU isn’t necessarily different than building a house.

Building a detached ADU  Accessory Dwellings - Google Chrome_2014-03-14_10-40-24

Although ADUs (usually <800 sq ft) are necessarily smaller than a normal house (avg house size is 2,382 sq ft), the same stages of building development still apply. And often, the same planning and design process will apply as well.

The differences in the building process lie in the following: a) complying with municipal ADU regulations b) designing a smaller, more space-efficient design and c) building on a site that may have additional site constraints.

Here’s a multimedia slide show that depicts the programmatic and design thinking that went into this same ADU.

About Kol Peterson

Kol is an ADU consultant, advocate and author of Backdoor Revolution: The Definitive Guide to ADU Development. Read more here: and learn about building your own at Email at


This entry was posted on October 29, 2011 by in Design & Build and tagged , .
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