Permit Record

ADU

257 1/2 S Mansfield Ave, Los Angeles, CA 90036

ClassificationBldg-New - 1 or 2 Family DwellingADU-Qualifying Construction
Reliable value$600,000
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
1,110 sq ft
Parcel & enrichment
Parcel APN
5513025016
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
34.0694, -118.3411
Geocode confidence
100%
Geocode source
Not in source
Issued
Jul 24, 2026
Applied
Jul 29, 2024
Work class
Residential
Description
Source description

ePlan: New 2-story detached ADU with roof deck per LAMC 12.22A.33 (c) and (d)

Status
Current status
issued
Source status
Issued
Provenance
First seen by PermitCore
Jul 28, 2026 · 10:19 UTC
Last seen
Aug 4, 2026 · 10:05 UTC
Last changed
Jul 28, 2026 · 10:19 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 5513025016) · Aug 7, 2018 – Jul 24, 2026

  1. Jul 24, 2026This permitADU · Issued$600,000
  2. Feb 4, 201919016-30000-02328Alteration Residential · Finaled$10,000
  3. Dec 31, 201818016-30000-41329Alteration Residential · Finaled$7,200
  4. Aug 7, 201818016-20000-25228Alteration Residential · Finaled$5,200

Full permit history at this parcel · as of Jul 29, 2026.

Developer details
Permit #
24010-10000-03136
Canonical ID
10:24010-10000-03136
Source permit ID
24010-10000-03136
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