4171 W Don Mariano Dr, Los Angeles
1 home-service permit on record at 4171 W Don Mariano Dr, Los Angeles; the roof was last permitted on May 21, 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 |
|---|---|---|---|---|---|---|
| May 21, 2021 | Bldg-Alter/Repair: REMOVAL OF CHIMNEY AND ASSOCIATED STONE FINISH AND MASONRY. INSTALLATION OF SINGLE POST AND BEAMS IN FLOOR AND CEILING, CREATING AND OPEN CONDITION BETWEEN KITCHEN AND LIVING ROOM. PATCHING OF ROOF AND CEILING, TO MATCH | Roofing | $10,000 | — | Finaled Aug 4, 2021 | 21016-10000-02541 |
On W Don Mariano Dr
11 permits on record on W Don Mariano Dr.
| Trade | Permits | Since Oct 15, 2024 | Median declared | Range | Last |
|---|---|---|---|---|---|
| Roofing | 10 | 5 | $6,000 | $4,200–$9,960 | Nov 25, 2025 |
| Heating and cooling | 1 | 0 | — | under 5 | Feb 1, 2024 |
Roof replacement cost in Los Angeles
Across 20,998 one- and two-family reroof permits since October 15, 2024, most declared values run from $2,000 to $12,986 (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 5,343 one- and two-family heating and cooling permits since October 15, 2024, most declared values run from $501 to $39,245 (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 15, 2026. Owner names are not shown on any page.