Permit Record

Alteration Commercial

2026 Allen Pl NW, Washington, DC 20009

ClassificationAlteration
Reliable valueNot in source
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Daniel Blum
Owner
Ralph Pomerance Jr Trustees
Architect
Not in source
Engineer
Not in source
Contractor license
Not in source
Building & lot · PLUTO
Building class
Not in source
Zoning district
Not in source
Lot area
Not in source
Year built
Not in source
Units (total)
Not in source
Units (residential)
Not in source
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
2543-0057
Climate zone (IECC)
4A
Roof area (est.)
Not derivable — no building-size signal for this permit
HVAC tonnage (est.)
Not derivable — no building-size signal for this permit
Building type
Not in source
Building subtype
ADDITION
Geocode & dates
Coordinates
38.9212, -77.0475
Geocode confidence
95%
Geocode source
Not in source
Issued
Dec 9, 2011
Applied
Not in source
Work class
Residential
Description
Source description

CONSTRUCT 155 SQ FT. SCREENED PROCH AND OPEN BALCONY AT 1ST FL. WITH ROOF DECK ABOVE PORCH AT REAR OF HOUSE.

Status
Current status
unknown
Source status
COMPLETE
Provenance
First seen (no changes since)
May 19, 2026 · 00:00 UTC
Data-quality checks0 of 12 flagged

0 of 12 data-quality rules flagged anything on this permit.

Checks not flagged

  • Geocode out of bounds
  • Geocode is sentinel
  • Issued date in the future
  • Issued date parse bug
  • Issued date is placeholder
  • Commercial units is placeholder
  • Residential units out of bounds
  • Residential units is placeholder
  • Total units out of bounds
  • Total units is placeholder
  • Valuation out of bounds
  • Valuation is placeholder
Project timeline at this parcel

4 permits at this parcel (parcel 2543-0057) · Dec 9, 2011 – May 6, 2026

  1. May 6, 2026P2607351MEP Plumbing · Issued
  2. Apr 4, 2012P1204267MEP Plumbing · Expired
  3. Feb 14, 2012E1203483MEP Electrical · Expired
  4. Dec 9, 2011This permitAlteration Commercial · Unknown

Full permit history at this parcel · as of Aug 19, 2026.

Developer details
Permit #
B1200655
Canonical ID
243:B1200655
Source permit ID
B1200655
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