Permit Record

Alteration Commercial

1421 29th St NW, Washington, DC 20007

ClassificationAlteration
Reliable valueNot in source
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Damon Ellis
Owner
Michael J Walton
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
1259-0827
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
ALTERATION AND REPAIR
Geocode & dates
Coordinates
38.9092, -77.0580
Geocode confidence
95%
Geocode source
Not in source
Issued
Oct 18, 2017
Applied
Not in source
Work class
Residential
Description
Source description

INTERIOR ONLY Demo/Removal of 1st floor masonry fireplace add new steel beams to support 2nd floor masonry chimney

Status
Current status
expired
Source status
EXPIRED
Provenance
First seen (no changes since)
May 19, 2026 · 00:09 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

3 permits at this parcel (parcel 1259-0827) · Nov 30, 2009 – Oct 18, 2017

  1. Oct 18, 2017This permitAlteration Commercial · Expired
  2. Dec 13, 2011M1200580MEP Mechanical HVAC · Expired
  3. Nov 30, 2009B1000263Alteration Commercial · Expired

Full permit history at this parcel · as of Jul 8, 2026.

Developer details
Permit #
B1800433
Canonical ID
243:B1800433
Source permit ID
B1800433
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