4341 W Willow Brook Ave, Los Angeles
4 home-service permits on record at 4341 W Willow Brook Ave, Los Angeles; the roof was last permitted on Sep 3, 2021 at a declared value of $10,000.
Home-service permits on record at this address
| Issued | Work | Trade | Declared value | Contractor as filed | Status | Permit |
|---|---|---|---|---|---|---|
| Aug 14, 2024 | Bldg-Alter/Repair: Window change-out (same size & type) for residential buildings. Dual glazing, labeled andcertified by National Fenestration Rating Council , is required for doors and windowsreplaced in all residential buildings, three stories or less, per Section 150.2 1B of Title 24 | Heating and cooling | $17,700 | — | Finaled Aug 19, 2024 | 24016-20000-25929 |
| Mar 17, 2022 | Bldg-Alter/Repair: Window change-out (same size & type) for residential buildings. Dual glazing, labeled and certified by National Fenestration Rating Council , is required for doors and windows replaced in all residential buildings, three stories or less, per Section 152 of Title 24 | Heating and cooling | $74,000 | — | Finaled Mar 8, 2024 | 22016-30000-07189 |
| Sep 3, 2021 | Bldg-Alter/Repair: Reroof with 50 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 | $10,000 | — | Finaled Oct 29, 2021 | 21016-90000-23979 |
| May 27, 2021 | Bldg-Alter/Repair: 66 Window change-out (same size & type) for residential buildings. Dual glazing, labeled and certified by National Fenestration Rating Council , is required for doors and windows replaced in all residential buildings, three stories or less, per Section 152 of Title 24 | Heating and cooling | $37,000 | — | Finaled Mar 8, 2024 | 21016-10000-12826 |
On W Willow Brook Ave
7 permits on record on W Willow Brook Ave.
| Trade | Permits | Since Oct 5, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 4 | 1 | — | under 5 | Jun 24, 2025 |
| Heating and cooling | 3 | 0 | — | under 5 | Aug 14, 2024 |
Roof replacement cost in Los Angeles
Across 20,582 one- and two-family reroof permits since October 5, 2024, most declared values run from $2,000 to $13,000 (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 5,307 one- and two-family heating and cooling permits since October 5, 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 5, 2026. Owner names are not shown on any page.