Raise roofline to create third floor bedrooms and bath
Alteration or repair at 21 Henderson St, Somerville
Somerville Inspectional Services Division permit B18-000169: issued Apr 2, 2018 for alteration or repair work at 21 Henderson St. raise roofline to create third floor bedrooms and bath, replace all windows, new roof, match siding and add per city request, renovate kitchen and baths, new carpet and hardwood floor, install new hvac system.
- Permit number
- B18-000169
- Issued
- Type of work
- Alteration or repair
- Status
- Finished
- Reported cost
- $396,620
- ZIP code
- 02145
- City's category
- Building Permit, Residential Alteration
- City's status
- Closed
- Source
- Somerville Inspectional Services Division 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 21 Henderson St, and what's permitted nearby
Somerville Inspectional Services Division updated its data Oct 9, 2026. We checked it Oct 9, 11:11 UTC. See the city's official records (SomerStat, City of Somerville, ODbL 1.0).
Contains information from Applications for Permits and Licenses (SomerStat, City of Somerville), which is made available here under the Open Database License (ODbL).
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