Permit Record

Addition Residential

721 Fern Pl NW, Washington, DC 20012

ClassificationAddition
Reliable valueNot in source
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Susan Cook; Erik Hoffland
Owner
Susan Cook
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
3177-0031
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
38.9785, -77.0236
Geocode confidence
95%
Geocode source
Not in source
Issued
Jun 1, 2017
Applied
Not in source
Work class
Not in source
Description
Source description

1 story rear addition & deck, renovate kitchen, renovate rear basement entrance stairs

Status
Current status
finaled
Source status
COMPLETED
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

7 permits at this parcel (parcel 3177-0031) · Jul 29, 2011 – Feb 13, 2023

  1. Feb 13, 2023E2304780MEP Electrical · Issued
  2. Feb 7, 2023SOL2300751Solar PV · Issued
  3. Jul 22, 2017E1708619MEP Electrical · Finaled
  4. Jun 27, 2017P1707026MEP Plumbing · Finaled
  5. Jun 1, 2017This permitAddition Residential · Finaled
  6. Dec 8, 2014EHOP1590150Other · Issued
  7. Jul 29, 2011B1109512Alteration Commercial · Finaled

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

Developer details
Permit #
B1705806
Canonical ID
243:B1705806
Source permit ID
B1705806
Browse Washington, DC permits in the Market Explorer →Pull this permit via /v1/permits →