Are there building permits at 90 Cass St, Boston?

90 Cass St has 6 municipal building permits on record, with the latest activity dated Apr 24, 2023.

What construction activity is near 90 Cass St?

5 mapped permits were found within 500 m of 90 Cass St.

What is the declared permit value at 90 Cass St?

Permits recorded at 90 Cass St represent $10K–$50K in total declared construction value.

Open map

PropertyLabsBostonAddress intelligence

90 Cass St

Building permit intelligence · Boston, MA

6 at this address5 nearby within 500 m

90 Cass St has 6 municipal building permits on file in Ward 20. The latest recorded activity was a insul permit dated Apr 24, 2023. Permits at this address represent $10K–$50K in total declared construction value. PropertyLabs also identified 5 mapped permits within 500 m of this address.

At this address: 6
Nearby (500 m): 5
Latest activity: Apr 24, 2023
Total permitted value: $10K–$50K

Permit activity timeline

INSUL · 1-2FAMOpenValue not reportedApr 24, 2023
Insulation
SOL · 1-2FAMOpenValue not reportedMar 21, 2023
Solar Panels
SOL · 1-2FAMClosedValue not reportedMar 15, 2023
Solar Panels
Use of Premises · RESPAROpenUnder $10KFeb 6, 2020
PROPOSE 2 OFF-STREET PARKING ON EXISTING TWO-FAMILY DWELLING. INSTALL 48 IN HEIGHT DRIVEWAY RETAINING WALL. COMBINED LOT;FILED UNDER;ALT981760.
Long Form/Alteration Permit · SDOpenValue not reportedApr 26, 2019
COMBINE 2 EXISTING LOTS... PARCEL # 9356-000 WITH 4930 SQ FT ADD PARCEL # 9353-030 WITH 4800 SQ FT INTO 1 PARCEL OF 9730 SQ FT ... SUBDIVIDE THIS LOT INTO 3 LOTS (THIS NEW LOT # 55…
Short Form Bldg Permit · EXTRENClosed

Development activity near 90 Cass St

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

Browse recent permits near this address

More permits on Cass St

12 other addresses on Cass St with municipal permit records in Boston.

All Cass St permits

90 Cass St in the Boston permit market

This address has 6 permit records in PropertyLabs' public history and is located in Ward 20. The city figures below provide context without changing the focus of this exact-address record.

Explore Boston building permits

City address-linked rows: 657,836
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 1, 2026.

Permit questions about 90 Cass St

Are there building permits at this address?: 90 Cass St has 6 municipal building permits on record, with the latest activity dated Apr 24, 2023.
What construction activity is nearby?: 5 mapped permits were found within 500 m of 90 Cass St.
What is the declared permit value?: Permits recorded at 90 Cass 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 90 Cass St is dated Apr 24, 2023. 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 90 Cass St in the PropertyLabs platform, along with alerts when new permits are filed at this address.

Unlock full permit details All Boston permits