ADU Conversion at 20840 W San Jose St, Los Angeles
20840 W SAN JOSE ST, Chatsworth - Porter Ranch, 91311
Estimated Project Cost
$0
Bldg-Alter/Repair
Issued
April 29, 2026
Expires
—
License
—
About This Project
Homeowners in Chatsworth - Porter Ranch can investigate the costs associated with creating an Accessory Dwelling Unit (ADU). This permit specifically details the conversion of an existing structure into a new, detached ADU.
Issued on April 29, 2026, this building permit has an estimated project cost of $1,000. The contractor is noted as being for a 1 or 2 family dwelling.
What This Means For You
The conversion of an existing structure to a detached ADU in Chatsworth - Porter Ranch, with a reported cost of $1,000, offers a low-end estimate for ADU projects.
The Business That Did This Work
Owner-Builder
Permit Details
| Tracking Number | 26016-20000-05421 |
| Work Permit # | — |
| Job Filing Number | — |
| Work Type | Bldg-Alter/Repair |
| Status | Issued |
| Job Description | EPLAN: convert (E) A.L.Q to detached NEW ADU PER GC66323 (a)(4) |
| Floor / Unit | — |
| Estimated Cost | $1,000 |
| Approved | January 29, 2026 |
| Issued | April 29, 2026 |
| Expires | — |
| BBL | — |
| BIN | — |
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