12010 N NORTHSTAR LANE, Chatsworth - Porter Ranch, 91326
A building permit was issued for an addition at 12010 N Northstar Ln in the Chatsworth - Porter Ranch area of Los Angeles. This project specifically involves adding a 236 square foot master bedroom extension to the second floor of the existing structure.
The permit, issued on June 8, 2026, has an estimated project cost of $23,836. This is a supplemental permit to a previous one, and it's for a 1 or 2 family dwelling with an unknown contractor.
For homeowners in Chatsworth - Porter Ranch, adding a 236 sq ft master bedroom extension can cost around $23,836.
Issued
June 8, 2026
Expires
—
License
1 or 2 Family Dwelling
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View the official permit record
Tracking number, work description, cost, and dates
| Tracking Number | 22010-20002-06059 |
| Work Permit # | — |
| Job Filing Number | — |
| Work Type | Bldg-Addition |
| Status | Issued |
| Job Description | SUPPLEMENTAL TO 22010-20001-06059:TO ADD TO 236SF MASTER BEDROOM EXTENSION AT 2ND FLOOR AND CORRECT STRUCTURE INVENTORY TO REFLECT 2 STORY. |
| Floor / Unit | — |
| Estimated Cost | $23,836 |
| Approved | April 2, 2026 |
| Issued | June 8, 2026 |
| Expires |
| — |
| BBL | — |
| BIN | — |
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