Permit Record

Addition Residential

1416 Columbia St NW, Washington, DC 20001

ClassificationAddition
Reliable valueNot in source
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Na Na; Jack Gilligan
Owner
Not in source
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
0366-0805
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
38.9092, -77.0252
Geocode confidence
95%
Geocode source
Not in source
Issued
Mar 18, 2025
Applied
Not in source
Work class
Residential
Description
Source description

Historic District - CONSTRUCT A NEW TWO-STORY REAR-YARD ADDITION TO REPLACE A STRUCTURALLY COMPROMISED EXISTING ONE-STORY ADDITION. THE NEW SLAB ON GRADE FOUNDATION TO MATCH EXACTLY THE EXISTING FOUNDATION PLAN IN LOT LOCATION AND OVERALL DIMENSIONS. LOT COVERAGE AND/OR OCCUPANCY WILL REMAIN UNDER 60%.FIRST FLOOR NEW CONSTRUCTION TO INCLUDE A NEW SITTING ROOM, POWDER ROOM AND PANTRY. SECOND FLOOR NEW CONSTRUCTION TO INCLUDE A NEW PRIMARY BEDROOM SUITE WITH A NEW BATHROOM.EXISTING SECOND FLOOR REMODELING TO INCLUDE TWO EXISTING BATHROOMS, PULL-AND-REPLACE FIXTURES.FRONT FACADE NO CHANGES PROPOSED ZONING APPROVAL is subject to the following CONDITIONS:  Proposed second floor rear bay/bumpout shall not contain walkable floor area per submitted plans.

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

3 permits at this parcel (parcel 0366-0805) · Oct 4, 2013 – Mar 18, 2025

  1. Mar 18, 2025This permitAddition Residential · Issued
  2. May 18, 2016B1608333Alteration Commercial · Issued
  3. Oct 4, 2013B1400118Alteration Commercial · Issued

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

Developer details
Permit #
B2500558
Canonical ID
243:B2500558
Source permit ID
B2500558
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