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CanPermits · property records report · canpermits.com/address/205-mary-st-waterloo

205 Mary St

City of Waterloo

6 permits
since 1999
Sep 12, 2025
Most recent permit

Building permit timeline

Year-grouped permit history. Permits collapse under each year.

1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025

  1. 2025

    1 filing
    View permits (1)

    1. Sep 12, 2025

      New 4'x4' deck landing and stairs. $12K

  2. 2024

    1 filing
    View permits (1)

    1. May 8, 2024

      Remove existing detached garage and add a new attached garage, mudroom and gym. $100K

  3. 2019

    1 filing
    View permits (1)

    1. Oct 30, 2019

      Constructing new 16' x 16' deck in rear yard with stairs to grade. $11K

  4. 2018

    1 filing
    View permits (1)

    1. Oct 15, 2018

      16' x 24' second storey addition to create a master bedroom with ensuite and... $250K

  5. 2001

    1 filing
    View permits (1)

    1. Jul 23, 2001

      16' x 23'-6" kitchen/family room addition at the rear of a single detached dw... $52K
View 1 earlier year

  1. 1999

    1 filing
    View permits (1)

    1. May 25, 1999

      New — Deck $600

What's happening nearby

Recent permit activity around this address.

4 active addresses within 500m.

Activity near this address

Recency:
Commercial Category
Restaurants & Food
Retail & Stores
Office
Medical
Institutional
Industrial
Warehouse
Fitness
Personal Service
Hospitality
Trades
Plumbing
HVAC
Electrical
Roofing
Framing
Windows
Demolition
Flooring
Insulation
General construction
Recency
Last 7 days
7–14 days
14–30 days

Nearby active addresses

Direct next steps for exploration.

205 Mary St in Waterloo has 6 building permits on record dating back to 1999, most recently on September 12, 2025.