List of Registered Accessory Dwelling Units


Municipal Office

395 Mulock Drive P.O. Box 328 Station Main, Newmarket, Ontario
L3Y 4X7

Email Us

Tips for finding your Registered Accessory Dwelling Unit (ADU):

  • Click the "Registration Number", "Street Number", and "Street Name" headings below to sort in alphabetical and/or numerical order.
  • If you are unsure of the registration number of your ADU, use the street number heading to find your address quickly.

Click here to filter the list​​​

Registration NumberUse SHIFT+ENTER to open the menu (new window).

Street NumberUse SHIFT+ENTER to open the menu (new window).

Street NameUse SHIFT+ENTER to open the menu (new window).
2024-0009128Adam Place
2023-0020278Alex Doner Drive
2008-0063284Alex Doner Drive
2005-0578308Alex Doner Drive
2014-0059205Alexander Road
2010-0068206Alexander Road
2011-004696Alexander Road
2020-002032Alf Neely Way
2020-0039679Allan Avenue
2004-0002767Allan Avenue
2009-0025310Amelia Street
2008-0097312Amelia Street
2023-0036325Amelia Street
2004-0565334Amelia Street
2013-0020342Amelia Street
2014-0020350Amelia Street
2013-0044324Andrew Street
2013-0021361Andrew Street
2011-0009382Andrew Street
2004-0566419Andrew Street
2007-0099420Andrew Street
2009-0010138Armitage Drive
2005-0578871Arnold Crescent
2010-0067883Arnold Crescent
2017-0006758Arthur Street
2010-0047778Arthur Street
2023-0022101Ashton Road
2022-002945Ashton Road
2023-0040193Aspenwood Drive
2020-00361236Atkins Drive
1 - 30Next