Usually just called an ADU an accessory dwelling unit works as secondary housing on a single-family residential lot. The most commonly used term for these dwellings is ‘Accessory Dwelling Unit’ with the shorthand in the industry being ‘ADU’.
An ADU is not defined by form but rather its use as a secondary housing unit on the residential lot. These units are often called backyard cottages, mother-in-law suites, grandma suites, English basements or accessory apartments but greatly vary in form and construction. Contact us today to learn more about the different forms these accessory dwelling units come in!
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