In the Capitol Hill Historic District Construction of new 2-story plus basement brick and frame addition
Addition at 617 Massachusetts Ave NE, Washington
DC Department of Buildings permit B2603251: issued Sep 15, 2026 for addition work at 617 Massachusetts Ave NE. In the Capitol Hill Historic District Construction of new 2-story plus basement brick and frame addition. Addition to include NEW kitchen and bedrooms. Underpinning of EX. foundation walls at rear of residence. Renovation of EX. residence w/ new plumbing, HVAC, and electrical to serve both EX. residence and addition. Replacement of EX. windows and entry door on front of residence. NEW patio at rear yard.
- Permit number
- B2603251
- Issued
- Type of work
- Addition
- Status
- Issued
- Reported cost
- Not listed
- ZIP code
- 20002
- City's category
- Construction, addition alteration repair
- City's status
- Permit issued
- Source
- DC Department of Buildings 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 617 Massachusetts Ave NE, and what's permitted nearby
DC Department of Buildings updated its data Oct 5, 2026. We checked it Oct 5, 17:59 UTC. See the city's official records (CC BY 4.0).
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