Permit Record

Alteration Commercial

4125 New Hampshire Ave NW, Washington, DC 20011

ClassificationAlteration
Reliable valueNot in source
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Winston Winder
Owner
Janice K Smith Trustee
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
3228-0800
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
38.9414, -77.0201
Geocode confidence
95%
Geocode source
Not in source
Issued
Nov 25, 2025
Applied
Not in source
Work class
Residential
Description
Source description

construct interior non load bearing walls, provide fire blocking , provide fire separation around hvac ducts between basement and first floor upgrade electrical system, relocate bath fixtures within 5ft of existing replace mechanical system with new in kind

Status
Current status
issued
Source status
PERMIT ISSUED
Provenance
First seen (no changes since)
May 19, 2026 · 00:17 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 3228-0800) · Jul 3, 2025 – Nov 25, 2025

  1. Nov 25, 2025This permitAlteration Commercial · Issued
  2. Jul 13, 2025P2509119MEP Plumbing · Issued
  3. Jul 13, 2025E2511053MEP Electrical · Issued
  4. Jul 9, 2025M2503864MEP Mechanical HVAC · Issued
  5. Jul 3, 2025B2504194Alteration Commercial · Issued

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

Developer details
Permit #
B2509481
Canonical ID
243:B2509481
Source permit ID
B2509481
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