7911 N Winnetka Ave, Los Angeles
4 home-service permits on record at 7911 N Winnetka Ave, Los Angeles; the roof was last permitted on Jun 24, 2024 at a declared value of $5,000.
Home-service permits on record at this address
| Issued | Work | Trade | Declared value | Contractor as filed | Status | Permit |
|---|---|---|---|---|---|---|
| Jun 24, 2024 | Bldg-Alter/Repair: TENANT IMPROVEMENT OF EXISTING GYMNASIUM BUILDING. NO CHANGE IN USE OR OCCUPANCY. VOLUNTARY ACCESSIBILITY IMPROVEMENTS TO BATHROOM FACILITIES. ENERGY UPGRADES INCLUDING REMOVAL AND REPLACEMENT OF EXISTING EXTERIOR WINDOWS AND DOORS PER ENERGY CODE. UPGRADES TO MECHANICAL AND ELECTRICAL SYSTEMS PER SEPARATE PERMIT. NO STRUCTURAL WORK | Electrical | $30,000 | — | Finaled Jun 23, 2025 | 23016-10000-44655 |
| Jun 24, 2024 | Bldg-Alter/Repair: Supplemental to 23010-10000-04361 for roof truss system and structural detail revisions | Roofing | $5,000 | — | Finaled Aug 26, 2025 | 23010-20001-04361 |
| Apr 19, 2023 | Bldg-Alter/Repair: TENANT IMPROVEMENTSTO BUILDING "M". IMPROVEMENT OF APPROXIMATELY 1,900 SQFT OF TENANT SPACE TO CREATE TWO ADDITIONAL CLASSROOMS WITHIN THE FOOTPRINT OF EXISITING SCHOOL BUILDING "M". REMODEL OF RESTROOMS AND ADDITIONS OF PLUMBING FIXTURES. ALL WALLLS TO BE REMOVED ON ARE NON-LOAD BEARING. NO STRUCTURAL WORK NEEDED NO CHANGE TO PARKING. NO CHANGE TO STUDENT ENROLLMENT | Plumbing | $123,500 | — | issued | 22016-10000-37859 |
| Oct 15, 2021 | Bldg-Alter/Repair: Reroof with 46 sqrs COMP SHINGLE roofing. Existing solid sheathing.Re-roof with Class A or B material weighing less than 6 pounds per sq. ft. For residential roof replacement > 50% of the total roof area, apply Cool Roof Product labeled and certified by Cool Roof Rating Council . Cool Roof may be required for non-residential buildings per Title 24, Part 6, Section 149 | Roofing | $9,200 | — | Finaled Nov 22, 2021 | 21016-90000-40761 |
On N Winnetka Ave
83 permits on record on N Winnetka Ave.
| Trade | Permits | Since Oct 8, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 54 | 13 | $5,500 | $2,400–$8,680 | Sep 29, 2026 |
| Heating and cooling | 12 | 6 | $9,625 | $2,160–$37,500 | May 11, 2026 |
| Plumbing | 9 | 1 | — | under 5 | May 14, 2026 |
| Electrical | 6 | 4 | — | under 5 | Jan 30, 2026 |
| Solar | 2 | 1 | — | under 5 | Feb 25, 2026 |
Roof replacement cost in Los Angeles
Across 20,899 one- and two-family reroof permits since October 8, 2024, most declared values run from $2,000 to $12,900 (the middle 80%); the median is $5,200 and half fall between $3,600 and $7,800. The lowest on record is $19 and the highest $570,000. Every permit behind that range.
Furnace, heat pump or air conditioner replacement cost in Los Angeles
Across 5,337 one- and two-family heating and cooling permits since October 8, 2024, most declared values run from $501 to $39,118 (the middle 80%); the median is $4,251 and half fall between $1,250 and $15,000. The lowest on record is $1 and the highest $1,800,000. Every permit behind that range.
Source
Los Angeles Department of Building and Safety, via the city open-data portal, pulled nightly; the assessor roll for the property fields. As of October 8, 2026. Owner names are not shown on any page.