1. Two-story and cellar addition 2
Addition at 2721 Dumbarton St NW, Washington
DC Department of Buildings permit B2605147: issued Jul 6, 2026 for addition work at 2721 Dumbarton St NW. 1. Two-story and cellar addition 2. New cellar level under existing footprint 3. Partial excavation of existing front yard to create access path to new front entrance 4. Wood siding replaced in kind 5. Interior renovation 6. Basement slab replacement in the same location. Work Area Affected: 2,440 sq. ft.
- Permit number
- B2605147
- Issued
- Type of work
- Addition
- Status
- Issued
- Reported cost
- Not listed
- ZIP code
- 20007
- 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 2721 Dumbarton St NW, and what's permitted nearby
DC Department of Buildings updated its data Oct 8, 2026. We checked it Oct 8, 14:10 UTC. See the city's official records (District of Columbia, CC BY 4.0).
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