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21 St Clair Ave E

City of Toronto

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Has this property been altered?
171 building permits on record since 1999, most recently Jun 24, 2026.
View building permit timeline
Is work happening right now?
2 active permits on this property right now.
What could change around it?
14 active development records within 150 m of this address.
What’s the zoning here?
CR 8.0 (c5.0; r3.0) SS2 (x2501) · as of Feb 20, 2026

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  • Liquor licences

Contains information licensed under the Open Government Licence – Toronto.

Contains information licensed under the Open Government Licence – Ontario.

Contains information made available under the Toronto and Region Conservation Authority (TRCA)'s Open Data Licence v 1.0

Source: Statistics Canada, Forward sortation areas, digital boundary file, 2021 Census. Reproduced and distributed on an "as is" basis with the permission of Statistics Canada.

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21 St Clair Ave E

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It draws on the same City open data the municipality publishes, but does not carry the City's certification or legal standing. For an authoritative record — or any legally-binding transaction — order the City of Toronto's official Property Information Report. Not legal, title, or professional advice. Records reflect the most recent data we have ingested and may lag the City's live system.

City open-data records ingested through Jun 28, 2026. Individual sources refresh on their own schedule and may lag the City's live system.

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Building permit timeline

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

View full permit history
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
2026

  1. 2026

    7 filings · most recent June 2026
    View permits (7)

    1. Jun 24, 2026

      Proposal for interior alterations to existing office suites 400 and 403 to co... $295K

    2. Apr 27, 2026

      HVAC - Interior alterations - Unit 700

    3. Apr 27, 2026

      Plumbing - Interior alterations - Unit 700

    4. Apr 27, 2026

      Interior alterations - Unit 700 $100K

    5. Mar 20, 2026

      Proposal for interior alterations to existing office suite. $48K

    6. Mar 9, 2026

      Proposal for a new demising wall (landlord's work). $200K

    7. Mar 9, 2026

      HVAC - Proposal for a new demising wall (landlord's work).

  2. 2025

    4 filings
    View permits (4)

    1. Nov 28, 2025

      Plumbing - Proposed interior fit-out to existing office suite.

    2. Nov 27, 2025

      HVAC - Proposed interior fit-out to existing office suite.

    3. Nov 27, 2025

      Proposed interior fit-out to existing office suite. $100K

    4. Jul 14, 2025

      Proposal to relocate the fire alarm near the reception area in an existing of... $150K

  3. 2023

    9 filings
    View permits (9)

    1. Oct 18, 2023

      Revision 01: Proposal to revised washoom layoutNEW UNIVERSAL WASHROOM on 2nd...

    2. Sep 25, 2023

      Plumbing - Interior alterations of existing office suite.

    3. Sep 25, 2023

      HVAC - Interior alterations of existing office suite.

    4. Sep 13, 2023

      HVAC - PROPOSED DEMISING WALL

    5. Sep 1, 2023

      Proposal for interior alterations to an existing office suite on the 3rd floo... $50K

    6. Aug 28, 2023

      Interior alterations of existing office suite. $100K

    7. Aug 8, 2023

      Plumbing - Proposal for new public corridor and new desisng wall, fit out of...

    8. Aug 8, 2023

      HVAC - Proposal for new public corridor and new desisng wall, fit out of new...

    9. Jul 28, 2023

      Proposal for interior alterations to the existing 2nd floor level. Demising... $350K

  4. 2022

    3 filings
    View permits (3)

    1. Mar 9, 2022

      Plumbing - Proposal for interior alterations to Suite 801

    2. Mar 2, 2022

      HVAC - Proposal for interior alterations to Suite 801

    3. Feb 15, 2022

      Proposal for interior alterations to an existing office suite 801 on the 8th... $150K

  5. 2021

    7 filings
    View permits (7)

    1. Jul 20, 2021

      Plumbing - Proposal for interior alterations to existing office building uni...

    2. Jul 20, 2021

      HVAC - Proposal for interior alterations to existing office building unit 401

    3. Jul 8, 2021

      Proposal for interior alterations to existing office building. unit 402 $30K

    4. Jul 8, 2021

      Proposal for interior alterations to existing office building unit 401 $125K

    5. Jan 29, 2021

      Plumbing - Interior alterations to unit 901 for dental office

    6. Jan 29, 2021

      HVAC - Interior alterations to unit 901 for dental office

    7. Jan 26, 2021

      Proposal for interior alterations to unit 901 (9th floor) for a new medical (... $400K
View 18 earlier years

  1. 2020

    10 filings
    View permits (10)

    1. Dec 9, 2020

      Plumbing - Interior alterations to office unit 101

    2. Dec 9, 2020

      HVAC - Interior alterations to office unit 101

    3. Nov 19, 2020

      Interior alterations to office unit 101 $250K

    4. Jun 5, 2020

      Plumbing - Proposal for interior alterations suit 900

    5. Jun 5, 2020

      HVAC - Proposal for interior alterations suit 900

    6. May 19, 2020

      Proposal for interior alterations suite 900 $500K

    7. Feb 20, 2020

      Plumbing - Proposal for interior alterations to suites 300 & 301.

    8. Feb 19, 2020

      HVAC - Proposal for interior alterations to suites 300 & 301.

    9. Feb 4, 2020

      HVAC work related to previously submitted building permit application.- Inte...

    10. Jan 9, 2020

      Interior alterations to 9th floor office (demising wall added & public corrid... $50K

  2. 2019

    11 filings
    View permits (11)

    1. Nov 20, 2019

      Proposal for interior alterations to suites 300 & 301. $200K

    2. Nov 13, 2019

      Interior alterations - Unit 800 $75K

    3. Nov 7, 2019

      Proposed interior alterations for a new office in Unit 1004. $5K

    4. Oct 1, 2019

      Proposal for interior alterations to an existing office space on the 4th floo... $100K

    5. Sep 17, 2019

      Demolition of existing interior partitions within suite 301 to accomodate exp... $35K

    6. May 28, 2019

      Proposal for interior alterations to 9th floor of existing office building $50K

    7. Apr 30, 2019

      Plumbing - Proposed interior alterations to existing restaurant on the groun...

    8. Apr 30, 2019

      HVAC - Proposed interior alterations to existing restaurant on the ground flo...

    9. Apr 30, 2019

      Interior alterations to existing restaurant on the ground floor for new tenan... $200K

    10. Mar 18, 2019

      Proposal for interior alterations to existing office suites 600 and 601 to de... $75K

    11. Jan 15, 2019

      Revision 01 - interference on ground floor relocated Proposal for interior al...

  3. 2018

    11 filings
    View permits (11)

    1. Dec 17, 2018

      Plumbing - Proposal for interior alterations to existing office in preparati...

    2. Dec 17, 2018

      HVAC - Proposal for interior alterations to existing office in preparation fo...

    3. Nov 26, 2018

      Interior Alterations of existing vacant suite. on the 5th floor unit 500 $40K

    4. Nov 21, 2018

      HVAC - Interior alterations to the existing office on 14th floor. Unit 1420.

    5. Nov 8, 2018

      Proposed reinforcement of existing slab to increase load carrying capacity -... $40K

    6. Oct 29, 2018

      Interior alterations to the existing office on 14th floor. Unit 1420. $6K

    7. Aug 27, 2018

      Proposal for interior demolition to existing ground floor of mixed use building. $25K

    8. Apr 5, 2018

      Plumbing - Proposal for interior alterations to unit 1100

    9. Apr 5, 2018

      HVAC - Proposal for interior alterations to unit 1100

    10. Mar 21, 2018

      Proposal for interior alterations to unit 1100 $154K

    11. Feb 2, 2018

      Stand alone plumbing permit to install a sink in existing office space on the... $8K

  4. 2017

    6 filings
    View permits (6)

    1. Oct 25, 2017

      HVAC - Proposal for interior alterations to unit 700

    2. Oct 24, 2017

      Proposal for interior alterations to unit 700 $2K

    3. Feb 7, 2017

      Plumbing - Interior alterations to existing office space. Suite 1000.

    4. Feb 7, 2017

      HVAC - Interior alterations to existing office space. Suite 1000.

    5. Feb 6, 2017

      Interior alterations to existing office space. Suite 701 $45K

    6. Jan 31, 2017

      Revision 01: To propose a revision for interior alterations to unit 1000. Int...

  5. 2016

    5 filings
    View permits (5)

    1. Nov 7, 2016

      HVAC - Proposed interior alterations to the existing dental office

    2. Nov 7, 2016

      Plumbing - Proposed interior alterations to the existing dental office

    3. Oct 6, 2016

      Proposed interior alterations to the existing dental office $105K

    4. Aug 16, 2016

      HVAC - Proposal for interior alterations, demising wall in unit 301. Tenant i...

    5. Aug 16, 2016

      Proposal for interior alterations, demising wall in unit 301. Tenant is 'Inco... $30K

  6. 2015

    10 filings
    View permits (10)

    1. Oct 23, 2015

      HVAC - Interior alterations to office (60.10m2)

    2. Oct 23, 2015

      HVAC - Interior alterations to suite 600 on sixth floor.

    3. Oct 23, 2015

      Plumbing - Interior alterations to suite 600 on sixth floor.

    4. Oct 8, 2015

      Interior alterations to office (60.10m2) $2K

    5. Aug 26, 2015

      Interior Alterations to existing office. Partial removal of demising wall $46K

    6. Aug 24, 2015

      Interior alterations to suite 600 on sixth floor. $50K

    7. Jun 30, 2015

      HVAC - Expansion and renovations to existing College of Midwives of Ontario o...

    8. Jun 26, 2015

      Plumbing - Expansion and renovations to existing College of Midwives of Onta...

    9. Jun 1, 2015

      Expansion and renovations to existing College of Midwives of Ontario offices $400K

    10. May 25, 2015

      Proposal for interior alterations to remove partition walls to create open of... $12K

  7. 2014

    11 filings
    View permits (11)

    1. Oct 22, 2014

      Plumbing - construct demising wall, inter alterations unit 802

    2. Oct 22, 2014

      HVAC - construct demising wall, inter alterations unit 802

    3. Oct 9, 2014

      construct demising wall, inter alterations unit 802 $80K

    4. Aug 25, 2014

      Plumbing - Proposal for interior alterations to existing office space on the...

    5. Aug 25, 2014

      HVAC - Proposal for interior alterations to existing office space on the 14th...

    6. Aug 25, 2014

      Proposal for interior alterations to existing office space on the 14th floor... $500K

    7. Jul 23, 2014

      REV #1-DEMISING WALL Proposal to construct an interior demising wall in suit... $2K

    8. Jun 3, 2014

      Plumbing - Proposal for interior alterations to existing office space for ne...

    9. Jun 3, 2014

      HVAC - Proposal for interior alterations to existing office space for new ten...

    10. Jun 2, 2014

      Proposal for interior alterations to existing office space for new tenant on... $150K

    11. Apr 30, 2014

      Proposal to construct a demising wall on the eleventh floor between suites 11... $35K

  8. 2013

    1 filing
    View permits (1)

    1. Jun 6, 2013

      Proposal for interior alterations to existing office space on the 2nd floor -... $49K

  9. 2012

    20 filings
    View permits (20)

    1. Sep 7, 2012

      Plumbing - Proposal for interior alterations to office unit 301 in existing...

    2. Sep 7, 2012

      HVAC - Proposal for interior alterations to office unit 301 in existing comme...

    3. Aug 21, 2012

      permit to install one maglock on ground floor for existing retail space $5K

    4. Aug 17, 2012

      SEE HVAC FOR DWGS - Plumbing - Interior alterations to office space on the 3...

    5. Aug 17, 2012

      HVAC - Interior alterations to office space on the 3rd floor for new Dental O...

    6. Aug 16, 2012

      Proposal for interior alterations to office unit 301 in existing commercial b... $55K

    7. Aug 8, 2012

      Interior alterations to office space on the 3rd floor for new Dental Office.... $110K

    8. Jul 5, 2012

      Plumbing - permit for interior alterations to construct new model suite - fl...

    9. Jul 5, 2012

      HVAC - permit for interior alterations to construct new model suite - floor 6...

    10. Jun 20, 2012

      HVAC - permit for interior alterations to construct new model suite - floor 4...

    11. Jun 20, 2012

      Plumbing - permit for interior alterations to construct new model suite - fl...

    12. Jun 4, 2012

      permit for interior alterations to construct new model suite - floor 6 - suit... $55K

    13. Jun 4, 2012

      permit for interior alterations to construct new model suite - floor 4 - suit... $70K

    14. Apr 30, 2012

      Standalone plumbing permit to install fixtures in exisitng office space on th... $5K

    15. Apr 10, 2012

      Plumbing - Proposal for interior alterations to 14th floor (Suite 1420) office.

    16. Apr 10, 2012

      HVAC - Proposal for interior alterations to 14th floor (Suite 1420) office.

    17. Mar 29, 2012

      Proposal for interior alterations to 14th floor (Suite 1420) office. $110K

    18. Jan 19, 2012

      Plumbing - permit for interior alterations to existing office space - floor...

    19. Jan 19, 2012

      HVAC - permit for interior alterations to existing office space - floor 7 sui...

    20. Jan 18, 2012

      permit for interior alterations to existing office space - floor 7 suite 700... $162K

  10. 2011

    9 filings
    View permits (9)

    1. Oct 26, 2011

      HVAC - permit for interior alterations to existing office space - floor 2 - s...

    2. Oct 26, 2011

      permit for interior alterations to existing office space - floor 2 - suite 20... $70K

    3. Aug 3, 2011

      Proposal to install exterior patio containing 22 seats on north side of resta... $5K

    4. May 27, 2011

      REVISION - to alter the layout. HVAC - Proposal for interior alterations to...

    5. May 13, 2011

      REVISION - to alter the layout. Proposal for interior alterations to 12th fl...

    6. Apr 27, 2011

      Plumbing - Proposal for interior alterations to 6th floor office space (Unit...

    7. Apr 27, 2011

      HVAC - Proposal for interior alterations to 6th floor office space (Unit 600)...

    8. Apr 27, 2011

      Proposal for interior alterations to 6th floor office space (Unit 600). Tenan... $200K

    9. Apr 5, 2011

      Proposal to install 2 backflow prevention devices in an exisitng multi use co... $12K

  11. 2010

    6 filings
    View permits (6)

    1. Apr 9, 2010

      Plumbing - Proposal for interior alterations to existing ground floor retail...

    2. Apr 7, 2010

      HVAC - Proposal for interior alterations to existing ground floor retail unit...

    3. Mar 23, 2010

      Proposal for interior alterations to existing ground floor retail unit for ne... $200K

    4. Mar 5, 2010

      HVAC - interior alterations to existing office space - floors 1 and 4 - The A...

    5. Feb 25, 2010

      interior alterations to existing office space - floors 1 and 4 - The Academy... $80K

    6. Jan 5, 2010

      Proposal for renovation of exterior podium deck on ground floor, concrete rep... $200K

  12. 2008

    10 filings
    View permits (10)

    1. Nov 26, 2008

      Plumbing - Proposal for interior alterations to fit-out new tenant on 8th fl...

    2. Nov 5, 2008

      HVAC - Proposal for interior alterations to fit-out new tenant on 8th floor (...

    3. Nov 4, 2008

      HVAC - Proposal for interior alterations to fit-out new tenant "Allegro Healt...

    4. Nov 4, 2008

      Proposal for interior alterations to fit-out new tenant on 8th floor (unit 80... $371K

    5. Oct 28, 2008

      Proposal for interior alterations to fit-out new tenant "Allegro Health Corpo... $50K

    6. Oct 17, 2008

      Proposal for interior alterations to 10th floor office suite (unit 1006) for... $10K

    7. Sep 19, 2008

      Plumbing - Construct new barrier free WC on 4th floor. Multi Tenant Floor

    8. Sep 19, 2008

      Construct new barrier free WC on 4th floor. Multi Tenant Floor $50K

    9. Aug 18, 2008

      interior alterations to existing office space - floor 4 - suite 401 $50K

    10. Jul 16, 2008

      Minor interior alterations to fill in existing door opening in existing offic... $1K

  13. 2007

    3 filings
    View permits (3)

    1. Mar 19, 2007

      HVAC - Interior alterations to existing office space - 6th floor suite 700 -...

    2. Feb 19, 2007

      Plumbing - Interior alterations to existing office space - 6th floor suite 7...

    3. Feb 19, 2007

      Interior alterations to existing office space - 6th floor suite 700 - Interio... $60K

  14. 2006

    8 filings
    View permits (8)

    1. Oct 2, 2006

      HVAC - Interior alterations to existing office unit on 12th floor. Unit #1201...

    2. Sep 20, 2006

      Plumbing - Interior alterations to existing office unit on 12th floor. Unit...

    3. Sep 19, 2006

      HVAC - Interior alteration on 14th floor to create public corridor and 1 demi...

    4. Sep 19, 2006

      Interior alteration on 14th floor to create public corridor and 1 demising wa... $80K

    5. Jul 21, 2006

      Plumbing - Interior alterations to an existing office space on the 3rd floor

    6. Jul 21, 2006

      HVAC - Interior alterations to an existing office space on the 3rd floor

    7. Jul 11, 2006

      Interior alterations to an existing office space on the 3rd floor $43K

    8. May 25, 2006

      HVAC - Interiro alterations to portion of existing office space on the 8th fl...

  15. 2005

    3 filings
    View permits (3)

    1. Jun 23, 2005

      Plumbing - Interior alterations for existing office on portion of 13th floor...

    2. Jun 23, 2005

      HVAC - Interior alterations for existing office on portion of 13th floor and...

    3. Jun 23, 2005

      Interior alterations for existing office on portion of 13th floor and all of... $130K

  16. 2003

    8 filings
    View permits (8)

    1. Nov 27, 2003

      HVAC - For plans see building permit file

    2. Nov 27, 2003

      Interior alterations to existing office space on 5th floor. Tenant: Translet... $200K

    3. Oct 9, 2003

      HVAC - Make interior alterations to existing auditorium & storage area in the...

    4. Oct 9, 2003

      Make interior alterations to existing auditorium & storage area in the baseme... $250K

    5. Sep 16, 2003

      HVAC - Install partitions on portion of the 12th floor office. Tenant: The...

    6. Sep 16, 2003

      HVAC - Modify public corridor on 12th floor. - Interior Alterations

    7. Aug 28, 2003

      Install partitions on portion of the 12th floor office. Tenant: The Career... $75K

    8. Aug 28, 2003

      Modify public corridor on 12th floor. $25K

  17. 2002

    3 filings
    View permits (3)

    1. May 1, 2002

      Plumbing - install fix. 13th fl: 1 w.c., 1 w.b., 2 kit sink; 14th fl: 1 w.c.,...

    2. Jan 24, 2002

      Install 2 Maglocks on the main floor $3K

    3. Jan 8, 2002

      HVAC - alter h.v.a.c. system in lobby area on 1st floor.

  18. 1999

    5 filings
    View permits (5)

    1. Apr 19, 1999

      SUPPLY AND INSTALL H.V.A.C. SYSTEM WITH APPROPRIATE DUCTWORK SEE PERMIT # 422... $25K

    2. Mar 15, 1999

      INSTALL PARTITIONS ON PORTIONS OF THE 1ST FLOOR AND BASEMENT FOR DUPLICATING... $175K

    3. Jan 15, 1999

      INSTALL HVAC ON 8TH FLOOR REFER TO APPLICATION NUMBER: 407797

    4. Jan 15, 1999

      INSTALL FIX. 8TH FL: 1 KIT. SINK COST INCL. UNDER FILE #407797(B)...

    5. Jan 7, 1999

      MAKE ALTERATIONS ON PORTION OF 8TH FLOOR 'QUADRAVISION'... $85K

What's happening nearby

Recent permit activity around this address.

2 active addresses within 150m.

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

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21 St Clair Ave E in Toronto has 171 building permits on record dating back to 1999, most recently on June 24, 2026.

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