Portland's new housing stock is tilting to Accessory Dwelling Units

By Steve Law for Sustainable Life

Portland’s new housing stock is getting miniaturized, with builders planning nearly as many accessory dwelling units as regular single-family houses.

Newly released data show the city issued 615 building permits for new accessory dwelling units or ADUs in 2016, approaching the 867 permits issued for regular houses.

Once a tiny niche in the market, ADUs — also called granny flats or mother-in-law apartments — now are poised to surpass regular home construction in the city. Data from the Bureau of Planning and Sustainability and Bureau of Development Services shows ADUs are growing in popularity each year, while the number of new regular houses seems to have plateaued.

In contrast, a decade ago, the city issued 30 times as many permits for single-family houses as ADUs.

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Source: PortlandTribune.com (Published: 2017.3.2)