Permit Record

Addition Residential

3550 Tilden St NW, Washington, DC 20008

ClassificationAddition
Reliable valueNot in source
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Null Null; David Landsman
Owner
Tobie Whitman 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
1901-0010
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
38.9410, -77.0698
Geocode confidence
95%
Geocode source
Not in source
Issued
Apr 24, 2024
Applied
Not in source
Work class
Residential
Description
Source description

Renovations and screened porch addition to single-family detached dwelling, 2-stories with cellar, and accessory building including mechanical, electrical and plumbing systems, new lowered slab in cellar, site walls, steps, grading and associated appurtenances. 7684 SF

Status
Current status
issued
Source status
PERMIT ISSUED
Provenance
First seen (no changes since)
May 19, 2026 · 00:15 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

12 permits at this parcel (parcel 1901-0010) · Mar 29, 2012 – Jan 16, 2025

  1. Jan 16, 2025B2502032New Construction Commercial · Issued
  2. Dec 11, 2024M2500950MEP Mechanical HVAC · Issued
  3. Nov 25, 2024E2502383MEP Electrical · Issued
  4. Nov 6, 2024B2410478Alteration Commercial · Expired
  5. Nov 6, 2024SP2400082Alteration Commercial · Issued
  6. Jul 23, 2024P2408562MEP Plumbing · Issued
  7. Jun 19, 2024P2407611MEP Plumbing · Issued
  8. Apr 24, 2024This permitAddition Residential · Issued
  9. Apr 22, 2024SB2400180Other · Expired
  10. Feb 12, 2024D2400148Demolition · Expired
  11. Nov 12, 2015P1601265MEP Plumbing · Issued
  12. Mar 29, 2012F1200235Fence Wall · Issued

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

Developer details
Permit #
B2404449
Canonical ID
243:B2404449
Source permit ID
B2404449
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