Permit Record

Alteration Residential

17921-17923 W Welby Way, Los Angeles, CA 91335

ClassificationBldg-Alter/Repair - 1 or 2 Family DwellingResidential Alteration
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
0 sq ft
Parcel & enrichment
Parcel APN
2122023042
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
34.1931, -118.5236
Geocode confidence
100%
Geocode source
Not in source
Issued
Jun 15, 2023
Applied
Jul 27, 2022
Work class
Residential
Description
Source description

SUPPLEMENTAL PERMIT TO 20016-20000-12356 TO RELOCATE 343.25 SF JUNIOR ACCESSORY DWELLING UNIT AND CONVERT PREVIOUS JADU LOCATION INTO BEDROOM FOR EXISTING SINGLE FAMILY DWELLING - PER WFPP COMPLY WITH DEPARTMENT ORDER effective date11/19/2019. PERMIT WILL EXPIRE 30 DAYS FROM ISSUANCE DATE

Status
Current status
issued
Source status
Issued
Provenance
First seen by PermitCore
May 4, 2026 · 17:16 UTC
Last seen
Jul 7, 2026 · 17:23 UTC
Last changed
May 15, 2026 · 09:14 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

6 permits at this parcel (parcel 2122023042) · Jul 2, 2003 – Jun 15, 2023

  1. Jun 15, 2023This permitAlteration Residential · Issued$20,000
  2. Jun 14, 202120016-20000-12356ADU · Expired$15,000
  3. Aug 8, 201414016-20000-15805Alteration Residential · Expired$6,500
  4. Jun 15, 200404014-20000-02430Addition Residential · Finaled$32,000
  5. Jul 30, 200303020-20000-02623Other · Finaled$2,500
  6. Jul 2, 200303016-20000-12805Alteration Residential · Finaled$10,500

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

Developer details
Permit #
22016-10000-22457
Canonical ID
10:22016-10000-22457
Source permit ID
22016-10000-22457
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