Are there building permits at 21 Waterloo St, Boston?

21 Waterloo St has 7 municipal building permits on record, with the latest activity dated Jun 10, 2024.

What construction activity is near 21 Waterloo St?

3 mapped permits were found within 500 m of 21 Waterloo St.

What is the declared permit value at 21 Waterloo St?

Permits recorded at 21 Waterloo St represent $10K–$50K in total declared construction value.

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PropertyLabsBostonAddress intelligence

21 Waterloo St

Building permit intelligence · Boston, MA

7 at this address3 nearby within 500 m

21 Waterloo St has 7 municipal building permits on file in Ward 18. The latest recorded activity was a intren permit dated Jun 10, 2024. Permits at this address represent $10K–$50K in total declared construction value. PropertyLabs also identified 3 mapped permits within 500 m of this address.

At this address: 7
Nearby (500 m): 3
Latest activity: Jun 10, 2024
Total permitted value: $10K–$50K

Permit activity timeline

INTREN · 1-2FAMOpenValue not reportedJun 10, 2024
Renovations - Interior NSC
PLUMBING · 1-2FAMClosedValue not reportedMar 28, 2024
Plumbing
ELECTRICAL · 1-2FAMClosedValue not reportedMar 4, 2024
Electrical
INTEXT · 1-2FAMOpenValue not reportedJan 4, 2024
Interior/Exterior Work
Short Form Bldg Permit · INSULOpen$10K–$50KNov 24, 2015
Blown-in Cellulose in walls and attic
Plumbing Permit · PLUMBINGClosedUnder $10KJun 2, 2015
back flow water tank

Development activity near 21 Waterloo St

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

Browse recent permits near this address

More permits on Waterloo St

3 other addresses on Waterloo St with municipal permit records in Boston.

All Waterloo St permits

21 Waterloo St in the Boston permit market

This address has 7 permit records in PropertyLabs' public history and is located in Ward 18. The city figures below provide context without changing the focus of this exact-address record.

Explore Boston building permits

City address-linked rows: 658,435
City, trailing 90 days: 0
City, trailing 30 days: 0

City coverage counts address-linked rows and does not add overlapping canonical tables. Rolling windows are inclusive, use UTC boundaries, and end Aug 3, 2026.

Permit questions about 21 Waterloo St

Are there building permits at this address?: 21 Waterloo St has 7 municipal building permits on record, with the latest activity dated Jun 10, 2024.
What construction activity is nearby?: 3 mapped permits were found within 500 m of 21 Waterloo St.
What is the declared permit value?: Permits recorded at 21 Waterloo St represent $10K–$50K in total declared construction value.

About this address record

PropertyLabs compiled this permit history from municipal public records for Boston, MA. The latest recorded permit activity at 21 Waterloo St is dated Jun 10, 2024. Municipal records can be corrected or updated after publication.

Sources and data notes

Published by Boston, MA via Boston 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: Boston 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 Waterloo St in the PropertyLabs platform, along with alerts when new permits are filed at this address.

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