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Accessory Dwelling Unit ConversionGranada Hills - KnollwoodPermit issued

ADU Conversion at 10216-10218 N Ruffner Ave, Granada Hills

10216-10218 N RUFFNER AVE, Granada Hills - Knollwood, 91343

Winston

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Reported project cost

$40,000

As declared on the permit filing. Bldg-Addition.

Issued
May 7, 2026
Expires
—
License
B

What was permitted

Homeowners in Granada Hills looking to add living space can find valuable cost information from this permit. It covers both an addition to the property and the conversion of a ground-level garage into an Accessory Dwelling Unit (ADU).

This permit was issued on May 7, 2026, with an estimated project cost of $40,000. This figure represents the cost for adding square footage and repurposing an existing garage into a functional ADU.

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 Granada Hills - Knollwood, 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

Tracking number26014-10000-00389
Work permit #—
Job filing number—
Work typeBldg-Addition
StatusIssued
Job descriptionADDITION AND CONVERT GROUND LEVEL GARAGE INTO A.D.U. PER GCS 66323(a)(1).
Floor / unit—
Estimated cost$40,000
ApprovedFebruary 3, 2026
IssuedMay 7, 2026
Expires—
BBL—
BIN—

Related searches

ADU conversiongarage conversionhome additionGranada HillsLos Angelesaccessory dwelling unit$40,000