Are there building permits at 17-25 Blackfan St, Boston?

17-25 Blackfan St has 11 municipal building permits on record, with the latest activity dated Dec 12, 2025.

What construction activity is near 17-25 Blackfan St?

3 mapped permits were found within 2 km of 17-25 Blackfan St.

What is the declared permit value at 17-25 Blackfan St?

Permits recorded at 17-25 Blackfan St represent $1MM–$5MM in total declared construction value.

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PropertyLabsBostonAddress intelligence

17-25 Blackfan St

Building permit intelligence · Boston, MA

11 at this address3 nearby within 2 km

17-25 Blackfan St has 11 municipal building permits on file in Ward 4. The latest recorded activity was a long form/alteration permit permit dated Dec 12, 2025. Permits at this address represent $1MM–$5MM in total declared construction value. PropertyLabs also identified 3 mapped permits within 2 km of this address.

At this address: 11
Nearby (2 km): 3
Latest activity: Dec 12, 2025
Total permitted value: $1MM–$5MM

Permit activity timeline

Long Form/Alteration Permit · INTRENOpen$1MM–$5MMDec 12, 2025
Installation of new HVAC equipment and associated ductwork, electrical tie-ins for units, wall board rework, new fire protection piping/sprinklers, and plumbing piping. Permit #SF1…
Electrical Permit · ELECTRICALOpen$50K–$100KDec 5, 2025
Demo points from pump skid, new panel for new UPS - VFDs, Well Temp sensors, Lockout points, Pressure sensors, Steam Valves, HEX Valves, DP Valve/DP sensor install 8th floor, Pump/…
Plumbing Permit · PLUMBINGClosed$10K–$50KMar 6, 2025
Interior Pharmacy Renovation
Electrical Fire Alarms · FAClosed$10K–$50KOct 28, 2024
Renovation of 1st Floor Space for new Exam Rooms and Offices @ 17 to 25 Blackfan St 04 Boston MA 02115
Electrical Permit · ELECTRICALClosed$100K–$500KOct 28, 2024
Renovation of 1st Floor Space for new Exam Rooms and Offices @ 17 to 25 Blackfan St 04 Boston MA 02115

Development activity near 17-25 Blackfan St

3 mapped permits within 2 km, shown on the intelligence map above.

Browse recent permits near this address

17-25 Blackfan St in the Boston permit market

This address has 11 permit records in PropertyLabs' public history and is located in Ward 4. The city figures below provide context without changing the focus of this exact-address record.

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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 17-25 Blackfan St

Are there building permits at this address?: 17-25 Blackfan St has 11 municipal building permits on record, with the latest activity dated Dec 12, 2025.
What construction activity is nearby?: 3 mapped permits were found within 2 km of 17-25 Blackfan St.
What is the declared permit value?: Permits recorded at 17-25 Blackfan St represent $1MM–$5MM 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 17-25 Blackfan St is dated Dec 12, 2025. 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 17-25 Blackfan St in the PropertyLabs platform, along with alerts when new permits are filed at this address.

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