16631-16631 1/2 W LAHEY ST, Granada Hills - Knollwood, 91344
Homeowners in Granada Hills - Knollwood can explore the cost of creating an Accessory Dwelling Unit (ADU). This project involves converting an existing attached garage and a portion of the main house into a separate living space, a popular way to add value and rental income.
This building alteration permit was issued on July 30, 2026, with an estimated project cost of $30,000. The work was performed by an Owner-Builder.
The $30,000 cost for converting a garage and part of a home into an ADU in Granada Hills - Knollwood provides a benchmark for similar projects.
Issued
July 30, 2026
Expires
—
License
—
See what a project like this costs near you
We'll compare your scope against real permits and licensed contractors in the area.
Start my estimate →Free · takes 60 seconds · no account needed
Filed by Owner-Builder
View the official permit record
Tracking number, work description, cost, and dates
| Tracking Number | 26016-20000-16660 |
| Work Permit # | — |
| Job Filing Number | — |
| Work Type | Bldg-Alter/Repair |
| Status | Issued |
| Job Description | ePlan.Convert (E) attached garage and portion of Single Family Dwelling into an Accessory Dwelling Unit per GC 66323(a)(1). All work per WFPP. |
| Floor / Unit | — |
| Estimated Cost | $30,000 |
| Approved | June 26, 2026 |
| Issued | July 30, 2026 |
| Expires |
| — |
| BBL | — |
| BIN | — |