What was permitted
A significant building permit has been issued for the conversion of existing detached storage and an addition into an Accessory Dwelling Unit (ADU) at 14880 W Polk St in Sylmar. The existing garage will remain as part of the property.
Issued on October 9, 2026, this ADU conversion project has an estimated cost of $50,000. This permit is for a 1 or 2 family dwelling, and the contractor is listed as unknown.
Plan a similar project
Want work like this done at your place?
Tell us what you have in mind. We scope it, price it against work like this in Sylmar, and lines up the right contractor. You approve; we handle the back-and-forth.
View the official permit record
Tracking number, work description, cost and dates
View the official permit record
Tracking number, work description, cost and dates
| Tracking number | 26016-20000-19788 |
|---|---|
| Work permit # | — |
| Job filing number | — |
| Work type | Bldg-Alter/Repair |
| Status | Issued |
| Job description | CONVERT (E) DETACHED STORAGE AND (N) ADDITION TO ACCESSORY DWELLING UNIT PER GC 66323(a)(2). EXISTING GARAGE TO REMAIN. |
| Floor / unit | — |
| Estimated cost | $50,000 |
| Approved | July 27, 2026 |
| Issued | October 9, 2026 |
| Expires | — |
| BBL | — |
| BIN | — |
Related searches
ADU conversionSylmarLos Angelesbuilding permitaccessory dwelling unit$50,000