4913 N Mammoth Ave, Los Angeles
2 home-service permits on record at 4913 N Mammoth Ave, Los Angeles; the roof was last permitted on Feb 2, 2022 at a declared value of $6,300.
Home-service permits on record at this address
| Issued | Work | Trade | Declared value | Contractor as filed | Status | Permit |
|---|---|---|---|---|---|---|
| Jul 1, 2026 | Bldg-Alter/Repair: 3 window . Window and door 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 Title 24, Part 6, Section 150.2 1B | Heating and cooling | $750 | — | Finaled Sep 19, 2026 | 26016-90000-17367 |
| Feb 2, 2022 | Bldg-Alter/Repair: Reroof with 21 sqrs COMP SHINGLE roofing over new 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 | $6,300 | — | issued | 22016-90000-03153 |
On N Mammoth Ave
81 permits on record on N Mammoth Ave.
| Trade | Permits | Since Oct 4, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 64 | 15 | $5,000 | $1,800–$7,735 | Aug 7, 2026 |
| Heating and cooling | 8 | 3 | — | under 5 | Jul 1, 2026 |
| Plumbing | 6 | 2 | — | under 5 | Mar 4, 2025 |
| Electrical | 3 | 2 | — | under 5 | Sep 9, 2025 |
Roof replacement cost in Los Angeles
Across 20,614 one- and two-family reroof permits since October 4, 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. This address is in that cohort. Every permit behind that range.
Furnace, heat pump or air conditioner replacement cost in Los Angeles
Across 5,315 one- and two-family heating and cooling permits since October 4, 2024, most declared values run from $501 to $39,031 (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. This address is in that cohort. 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 4, 2026. Owner names are not shown on any page.