Permit Record

Alteration Residential

12720 W Mercer St, Los Angeles, CA 91331

ClassificationBldg-Alter/Repair - 1 or 2 Family DwellingResidential Alteration
Reliable value$5,000
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Not in source
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
2532007021
Climate zone (IECC)
3B
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
Dwelling - Single Family
Geocode & dates
Coordinates
34.2781, -118.4098
Geocode confidence
100%
Geocode source
Not in source
Issued
Nov 27, 2012
Applied
Nov 13, 2012
Work class
Residential
Description
Source description

REMOVE UNPERMITTED AREA LOCATED AT REAR. CONVERT (E) 20' X 20' PORTION TO 2-CAR GARAGE AND CONVERT (E) 9'10" X 20' CARPORT TO PATIO COVER. ALSO REMOVE (E) 12'X 20' ATTACHED CARPORT. REMOVE BEARING WALLS BETWEEN (E) KITCHEN AND DINING ROOM/LIVING ROOM. ALSO FILL (1) EXTERIOR OPENING AND RELOCATE (1) DOOR

Status
Current status
finaled
Source status
Permit Finaled
Provenance
First seen by PermitCore
May 19, 2026 · 02:37 UTC
Last seen
Jul 5, 2026 · 12:31 UTC
Last changed
May 19, 2026 · 02:37 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 2532007021) · Feb 7, 2003 – Nov 27, 2012

  1. Nov 27, 2012This permitAlteration Residential · Finaled$5,000
  2. Nov 13, 201212016-70000-22938Alteration Residential · Finaled$45,000
  3. Feb 7, 200303014-20000-00807Addition Residential · Finaled$14,000

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

Developer details
Permit #
12016-70000-22978
Canonical ID
10:12016-70000-22978
Source permit ID
12016-70000-22978
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