Permit Record

Alteration Commercial

3502 Patterson St NW, Washington, DC 20015

ClassificationAlteration
Reliable valueNot in source
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Ariana Guyton
Owner
Howard N Nester
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
2000-0831
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
38.9674, -77.0706
Geocode confidence
95%
Geocode source
Not in source
Issued
Jun 1, 2018
Applied
Not in source
Work class
Residential
Description
Source description

Replacing 6 windows and two patio doors like for like

Status
Current status
expired
Source status
EXPIRED
Provenance
First seen (no changes since)
May 19, 2026 · 00:10 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 2000-0831) · Sep 26, 2011 – Jun 1, 2018

  1. Jun 1, 2018This permitAlteration Commercial · Expired
  2. Jan 26, 2015E1502775MEP Electrical · Finaled
  3. Sep 26, 2011FB1100134Other · Expired

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

Developer details
Permit #
B1809423
Canonical ID
243:B1809423
Source permit ID
B1809423
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