Are there building permits at 21 Avondale Ave S, Waterloo?

21 Avondale Ave S has 3 municipal building permits on record, with the latest activity dated May 27, 2026.

What construction activity is near 21 Avondale Ave S?

22 mapped permits were found within 500 m of 21 Avondale Ave S.

What is the declared permit value at 21 Avondale Ave S?

Permits recorded at 21 Avondale Ave S represent $100K–$500K in total declared construction value.

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PropertyLabsWaterlooAddress intelligence

21 Avondale Ave S

Building permit intelligence · Waterloo, ON

3 at this address22 nearby within 500 m

21 Avondale Ave S has 3 municipal building permits on file. The latest recorded activity was a pre permit dated May 27, 2026. Permits at this address represent $100K–$500K in total declared construction value. PropertyLabs also identified 22 mapped permits within 500 m of this address.

At this address: 3
Nearby (500 m): 22
Latest activity: May 27, 2026
Total permitted value: $100K–$500K

Permit activity timeline

PREIssued$50K–$100KMay 27, 2026
New - Residential Building Permit
REComplete$10K–$50KOct 18, 2022
Residential Building Permit
Residential Building PermitComplete$10K–$50KOct 18, 2022
Conversion of an existing duplex to a single detached dwelling; interior alterations to relocate the kitchen and plumbing fixtures, converting a sitting room into an ensuite bath a…

Development activity near 21 Avondale Ave S

22 mapped permits within 500 m, shown on the intelligence map above.

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More permits on Avondale Ave S

12 other addresses on Avondale Ave S with municipal permit records in Waterloo.

All Avondale Ave S permits

21 Avondale Ave S in the Waterloo permit market

This address has 3 permit records in PropertyLabs' public history. The city figures below provide context without changing the focus of this exact-address record.

Explore Waterloo building permits

City address-linked rows: 33,264
City, trailing 90 days: 271
City, trailing 30 days: 105

City coverage counts address-linked rows and does not add overlapping canonical tables. Rolling windows are inclusive, use UTC boundaries, and end Aug 1, 2026.

Permit questions about 21 Avondale Ave S

Are there building permits at this address?: 21 Avondale Ave S has 3 municipal building permits on record, with the latest activity dated May 27, 2026.
What construction activity is nearby?: 22 mapped permits were found within 500 m of 21 Avondale Ave S.
What is the declared permit value?: Permits recorded at 21 Avondale Ave S represent $100K–$500K in total declared construction value.

About this address record

PropertyLabs compiled this permit history from municipal public records for Waterloo, ON. The latest recorded permit activity at 21 Avondale Ave S is dated May 27, 2026. Municipal records can be corrected or updated after publication.

Sources and data notes

Published by Waterloo, ON via Waterloo Open Data.
Municipal sources remain authoritative for permit status and details.
Coverage context: PropertyLabs Coverage Observatory and the permit-data methodology.
Address research workflow: how to check building permits for an address.
City research: Waterloo Building Permit Activity Through July 19, 2026.
Declared values may be applicant-reported and are not independently verified. See what declared construction value means.
Permit issuance does not confirm that construction has started.
Records may be delayed, revised, or incomplete relative to the municipal source.
Spot an error? Contact us with a correction.

Contractors and applicants associated with these permits

See the contractors, applicants, permit holders, permit numbers, and project documents associated with 21 Avondale Ave S in the PropertyLabs platform, along with alerts when new permits are filed at this address.

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