Permit Record

ADU

4336-4336 1/2 N Mammoth Ave, Los Angeles, CA 91423

ClassificationBldg-Addition - ApartmentADU-Qualifying Construction
Reliable value$120,000
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
825 sq ft
Parcel & enrichment
Parcel APN
2271018025
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
Accessory Dwelling Unit
Geocode & dates
Coordinates
34.1493, -118.4325
Geocode confidence
100%
Geocode source
Not in source
Issued
Nov 6, 2024
Applied
Jan 20, 2023
Work class
Residential
Description
Source description

ADD SECOND STORY TO (E) DETACHED GARAGE FOR 2 NEW ADUs ABOVE GARAGE PER CA GOVT CODE 65852.2 (E)(1)(D) AND APPLICABLE PART OF LAMC 12.22 A.33(G).

Status
Current status
finaled
Source status
CofO Issued
Finaled
Apr 7, 2026
Provenance
First seen by PermitCore
May 4, 2026 · 17:16 UTC
Last seen
Jul 7, 2026 · 17:26 UTC
Last changed
May 15, 2026 · 09:15 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 2271018025) · Aug 29, 2019 – Nov 6, 2024

  1. Nov 6, 2024This permitADU · Finaled$120,000
  2. Nov 4, 201917016-10001-31353Alteration Residential · Issued
  3. Sep 19, 201917016-10000-31353Alteration Residential · Finaled$30,000
  4. Aug 29, 201919016-20000-27400Alteration Residential · Issued$1,400

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

Developer details
Permit #
23014-10000-00277
Canonical ID
10:23014-10000-00277
Source permit ID
23014-10000-00277
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