5657 N Mammoth Ave, Los Angeles
1 home-service permit on record at 5657 N Mammoth Ave, Los Angeles; no roofing permit on record.
Home-service permits on record at this address
| Issued | Work | Trade | Declared value | Contractor as filed | Status | Permit |
|---|---|---|---|---|---|---|
| Dec 15, 2022 | Bldg-Demolition: ePlan: demo existing garage by handwreck method. Clear and fence the lot.Sewer cap require. DPI 22019-10001-03933 | Plumbing | $4,000 | — | Finaled Feb 27, 2024 | 22019-20000-04326 |
On N Mammoth Ave
82 permits on record on N Mammoth Ave.
| Trade | Permits | Since Oct 6, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 65 | 16 | $5,000 | $1,800–$7,630 | Sep 27, 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 20,953 one- and two-family reroof permits since October 6, 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. This address is in that cohort. Every permit behind that range.
Furnace, heat pump or air conditioner replacement cost in Los Angeles
Across 5,341 one- and two-family heating and cooling permits since October 6, 2024, most declared values run from $501 to $39,220 (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 6, 2026. Owner names are not shown on any page.