Permit Record

Addition Residential

4725 Alton Pl NW, Washington, DC 20016

ClassificationAddition
Reliable valueNot in source
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
William Deubert; Brenda Pfeiffer
Owner
William Deubert
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
1534-0028
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
38.9473, -77.0939
Geocode confidence
95%
Geocode source
Not in source
Issued
May 8, 2017
Applied
Not in source
Work class
Not in source
Description
Source description

2 story Rear Addition, slab on grade New family room and dining room New 2nd fl hall bathroom, remodel Master bathroom, new bedroom New lighting and Electrical, New attic HVAC unit for 2nd floor, New basement egress window

Status
Current status
issued
Source status
PERMIT ISSUED
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

6 permits at this parcel (parcel 1534-0028) · Sep 12, 2011 – Aug 3, 2017

  1. Aug 3, 2017P1708055MEP Plumbing · Issued
  2. Aug 3, 2017E1709020MEP Electrical · Issued
  3. Aug 3, 2017M1703305MEP Mechanical HVAC · Issued
  4. May 8, 2017This permitAddition Residential · Issued
  5. Dec 21, 2015AH1600237Other · Issued
  6. Sep 12, 2011E1109083MEP Electrical · Finaled

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

Developer details
Permit #
B1704646
Canonical ID
243:B1704646
Source permit ID
B1704646
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