This proposal is for the addition of a 225 S.F. roof;DECK on a single family residence.;The roof deck will be
Addition at 70 Winthrop St, Boston
Boston Inspectional Services Department permit ALT718173: issued Apr 19, 2019 for addition work at 70 Winthrop St. This proposal is for the addition of a 225 s.f. roof;DECK on a single family residence.;The roof deck will be located on the upper portion of an existing mansard roof and will be accessed via. a new set of stairs and a hatch built on a raised plinth. (SEE ATTACHMENT FOR PLANS) *Two family on record.
- Permit number
- ALT718173
- Issued
- Type of work
- Addition
- Status
- Issued
- Reported cost
- $75,000
- ZIP code
- 02129
- City's category
- Addition, Long Form/Alteration Permit
- City's status
- Open
- Source
- Boston Inspectional Services Department permit data (this record)
Type of work and status are our own standard labels, so permits compare across cities. The city's wording is in the "City's category" and "City's status" rows. We show costs under $100 as not listed, because filers often enter $0 or $1 when the city doesn't require a cost.
All permits at 70 Winthrop St, and what's permitted nearby
Boston Inspectional Services Department updated its data Oct 9, 2026. We checked it Oct 10, 02:13 UTC. See the city's official records.
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