Permit Record

Addition Residential

12400-12402 W Cumpston St, Los Angeles, CA 91607

ClassificationAddition
Reliable value$20,000
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
190 sq ft
Parcel & enrichment
Parcel APN
2347004009
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
34.1694, -118.4033
Geocode confidence
100%
Geocode source
Not in source
Issued
Aug 7, 2026
Applied
Mar 24, 2026
Work class
Residential
Description
Source description

SUPPLEMENTAL PERMIT TO 24014-20000-00397 TO ADD NEW 12'-7" X 16'-9" 2ND FLOOR ADDITION TO (E) SINGLE FAMILY DWELLING WITH ATTACHED ACCESSORY DWELLING UNIT ALL WORK PER ENGINEERINGNO OTHER CHANGES

Status
Current status
issued
Source status
Issued
Provenance
First seen by PermitCore
Aug 11, 2026 · 10:15 UTC
Last seen
Aug 18, 2026 · 09:47 UTC
Last changed
Aug 11, 2026 · 10:15 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

4 permits at this parcel (parcel 2347004009) · Jun 2, 2003 – Aug 7, 2026

  1. Aug 7, 2026This permitAddition Residential · Issued$20,000
  2. Dec 1, 202424014-20000-00397ADU · Issued$200,000
  3. Sep 13, 202323016-90000-31332Alteration Residential · Issued$10,000
  4. Jun 2, 200303047-20000-00742Pool Spa · Finaled$10,000

Full permit history at this parcel · as of Aug 12, 2026.

Developer details
Permit #
24014-20001-00397
Canonical ID
10:24014-20001-00397
Source permit ID
24014-20001-00397
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