Permit Record

Addition Residential

2853 Allendale Pl NW, Washington, DC 20008

ClassificationAddition
Reliable valueNot in source
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Colin Clark
Owner
Basil N Petrou
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
2251-0018
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 ALTERATION REPAIR
Geocode & dates
Coordinates
38.9490, -77.0565
Geocode confidence
95%
Geocode source
Not in source
Issued
May 10, 2010
Applied
Not in source
Work class
Not in source
Description
Source description

2 DORMER ADDITIONS AND ALTERATIONS TO THE 1ST AND 2ND FLOORS TO INCLUDE MECHANICAL, PLUMBING, AND ELECTRICAL WORK.

Status
Current status
finaled
Source status
COMPLETED
Provenance
First seen (no changes since)
May 18, 2026 · 23:59 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

5 permits at this parcel (parcel 2251-0018) · May 10, 2010 – Nov 17, 2025

  1. Nov 17, 2025M2600564MEP Mechanical HVAC · Issued
  2. Sep 25, 2025P2511670MEP Plumbing · Finaled
  3. Jul 8, 2011P22329282MEP Plumbing · Finaled
  4. May 27, 2010E1005635MEP Electrical · Finaled
  5. May 10, 2010This permitAddition Residential · Finaled

Full permit history at this parcel · as of Aug 11, 2026.

Developer details
Permit #
B1004632
Canonical ID
243:B1004632
Source permit ID
B1004632
Browse Washington, DC permits in the Market Explorer →Pull this permit via /v1/permits →