CanPermits
Back to Waterloo
Sign in to watch
CanPermits · property records report · canpermits.com/address/421-rideau-river-st-waterloo

421 Rideau River St

City of Waterloo

2 permits
since 2008
Apr 13, 2026
Most recent permit

Building permit timeline

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

2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026

  1. 2026

    1 filing · most recent April 2026
    View permits (1)

    1. Apr 13, 2026

      Basement finish, includes rec room, office, 3pc. bathroom, utility room, and... $15K

  2. 2008

    1 filing
    View permits (1)

    1. Apr 18, 2008

      'Cornerbrook B' model (14' x 6'-6" Deck included) Partially finished basement... $222K

Nearby Construction

Within 250 m

Active and recent construction within 250 m of this address.

2 locations shown

  • 1

    323 Rideau River Pl

    Renovation
    204 m
  • 2

    455 Rideau River St

    Renovation
    227 m
2

Renovation

Construction activity detected within 250 m, from the City of City of Waterloo's open data. Each pin is a City-geocoded point (which may hold more than one record/address); click for details. Open data — City of Waterloo

Nearby active addresses

Direct next steps for exploration.

421 Rideau River St in Waterloo has 2 building permits on record dating back to 2008, most recently on April 13, 2026.