Los Angeles · Street
W Knapp St, Los Angeles: permits on record
40 home-service permits on record on W Knapp St since October 12, 2020, 18 of them since October 2, 2024, at 31 addresses. Home-service permits only (roofing, heating and cooling, solar, electrical, plumbing, water heaters); other building permits are kept in the record and not shown. Permits are listed without house numbers; each address has its own page below.
18
Permits, 24 months
40 on record
30
Roofing permits
Sep 21, 2026
Last permit issued
31
Addresses with a page
Roofing: 30 permits
From Oct 12, 2020 to Sep 21, 2026. Across 10 roofing permits since October 2, 2024, most declared values run from $5,120 to $22,260 (the middle 80%); the median is $6,700 and half fall between $5,400 and $10,675. The lowest on record is $4,400 and the highest $87,600.
Since October 2, 2024, 10 listed below. Earlier permits, 20, are on their house pages: 2024: 4 · 2023: 8 · 2022: 4 · 2021: 2 · 2020: 2.
| Issued | Work | Building | Declared value | Contractor as filed | Permit |
|---|---|---|---|---|---|
| Sep 21, 2026 | Bldg-Alter/Repair: Re-roof with Class A or B roof covering material weighing less than 6 pounds per sq. ft. over existing solid sheathing 32 Squares. Class A roof covering is required within Very High Fire Hazard Severity Zone . 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 141.0 2B | Dwelling - Single Family | $6,400 | — | 26016-90000-25627 |
| Aug 15, 2026 | Bldg-Alter/Repair: Re-roof with Class A or B roof covering material weighing less than 6 pounds per sq. ft. over existing solid sheathing 26 Squares. Class A roof covering is required within Very High Fire Hazard Severity Zone . 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 141.0 2B | Dwelling - Single Family | $5,200 | — | 26016-90000-21697 |
| Jun 17, 2026 | Bldg-Alter/Repair: Re-roof with Class A or B roof covering material weighing less than 6 pounds per sq. ft. over existing solid sheathing 30 Squares. Class A roof covering is required within Very High Fire Hazard Severity Zone . 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 141.0 2B | Dwelling - Single Family | $6,000 | — | 26016-90000-16110 |
| Jun 9, 2026 | Bldg-Alter/Repair: Re-roof with Class A or B roof covering material weighing less than 6 pounds per sq. ft. over existing solid sheathing 50 Squares. Class A roof covering is required within Very High Fire Hazard Severity Zone . 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 141.0 2B | Dwelling - Single Family | $10,000 | — | 26016-90000-15314 |
| Mar 24, 2026 | Bldg-Alter/Repair: Re-roof with Class A or B roof covering material weighing less than 6 pounds per sq. ft. over existing solid sheathing 438 Squares. Class A roof covering is required within Very High Fire Hazard Severity Zone . 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 141.0 2B | Manufacturing | $87,600 | — | 26016-90000-07862 |
| Feb 19, 2026 | Bldg-Alter/Repair: Re-roof with Class A or B roof covering material weighing less than 6 pounds per sq. ft. over existing solid sheathing 30 Squares. Class A roof covering is required within Very High Fire Hazard Severity Zone . 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 141.0 2B.1 bathroom .Bathroom remodel for residential buildings .Replace drywall for single family dwellings and duplexes only | Dwelling - Single Family | $10,900 | — | 26016-90000-04540 |
| Sep 15, 2025 | Bldg-Alter/Repair: Re-roof with Class A or B roof covering material weighing less than 6 pounds per sq. ft. over existing solid sheathing 35 Squares. Class A roof covering is required within Very High Fire Hazard Severity Zone . 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 141.0 2B | Dwelling - Single Family | $7,000 | — | 25016-90000-27805 |
| Jun 13, 2025 | Bldg-Alter/Repair: Re-roof with Class A or B roof covering material weighing less than 6 pounds per sq. ft. over existing solid sheathing 26 Squares. Class A roof covering is required within Very High Fire Hazard Severity Zone . 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 141.0 2B | Dwelling - Single Family | $5,200 | — | 25016-90000-19013 |
| Feb 26, 2025 | Bldg-Alter/Repair: Re-roof with Class A or B material weighing less than 6 pounds per sq. ft. over new solid sheathing _16_Squares. Class A roof covering is required within Very High Fire Hazard Severity Zone . 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 141 2B. "COMPLY WITH DEPARTMENT ORDER effective date 01/14/2025. PERMIT WILL EXPIRE 30 DAYS FROM ISSUANCE DATE" | Duplex | $15,000 | — | 25016-10000-05253 |
| Oct 22, 2024 | Bldg-Alter/Repair: Re-roof with Class A or B roof covering material weighing less than 6 pounds per sq. ft. over existing solid sheathing 22 Squares. Class A roof covering is required within Very High Fire Hazard Severity Zone . 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 141.0 2B | Dwelling - Single Family | $4,400 | — | 24016-90000-33728 |
Heating and cooling: 8 permits
From Jun 25, 2021 to Sep 17, 2026. Across 7 heating and cooling permits since October 2, 2024, most declared values run from $501 to $21,050 (the middle 80%); the median is $2,500 and half fall between $501 and $12,475. The lowest on record is $501 and the highest $27,200.
Since October 2, 2024, 7 listed below. Earlier permits, 1, are on their house pages: 2021: 1.
| Issued | Work | Building | Declared value | Contractor as filed | Permit |
|---|---|---|---|---|---|
| Sep 17, 2026 | Bldg-Alter/Repair: 1 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 | Dwelling - Single Family | $501 | — | 26016-90000-25300 |
| Sep 8, 2025 | Bldg-Alter/Repair: Replacement of damaged framing members for single family dwellings and duplex .9 door . 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.Kitchen remodel for residential buildings | Dwelling - Single Family | $16,950 | — | 25016-90000-27122 |
| Aug 15, 2025 | Bldg-Alter/Repair: 10 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 | Dwelling - Single Family | $2,500 | — | 25016-90000-24814 |
| Jun 3, 2025 | Bldg-Alter/Repair: BATHROOM REMODEL COMBINED WITH ELECTRICAL, PLUMBING, AND HVAC FOR RESIDENTIAL BUILDINGS | Dwelling - Single Family | $8,000 | — | 25016-30000-17756 |
| Jun 2, 2025 | Bldg-Alter/Repair: 8 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.Re-stucco for residential buildings. Area = 400 sqft.3 bathroom .Bathroom remodel for residential buildings .Kitchen remodel for residential buildings | Dwelling - Single Family | $27,200 | — | 25016-90000-17768 |
| Mar 24, 2025 | Bldg-Alter/Repair: 1 door . 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 | Dwelling - Single Family | $501 | — | 25016-90000-08713 |
| Mar 20, 2025 | Bldg-Alter/Repair: 1 door . 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 | Dwelling - Single Family | $501 | — | 25016-90000-08261 |
Electrical: 2 permits
From Jul 9, 2021 to Jun 2, 2025. Fewer than 5 electrical permits since October 2, 2024 carry a declared value, so no range is computed; the rows are below.
Since October 2, 2024, 1 listed below. Earlier permits, 1, are on their house pages: 2021: 1.
| Issued | Work | Building | Declared value | Contractor as filed | Permit |
|---|---|---|---|---|---|
| Jun 2, 2025 | Bldg-Alter/Repair: Re-plaster existing swimming pool (a separate express mechanical permit for new skimmer and a separate express electrical permit for new pool luminaire is required, when applicable, except for one and two family dwelling) | Dwelling - Single Family | $501 | — | 25016-90000-17776 |
Addresses on this street with a page
16039 W Knapp St16051 W Knapp St16121 W Knapp St16408 W Knapp St16442 W Knapp St16443 W Knapp St16448 W Knapp St16629 W Knapp St16938 W Knapp St16965 W Knapp St17024 W Knapp St17045 W Knapp St17074 W Knapp St17083 W Knapp St17230 W Knapp St17231 W Knapp St17308 W Knapp St17319 W Knapp St17654 W Knapp St18600 W Knapp St18614 W Knapp St18626 W Knapp St18644 W Knapp St18645 W Knapp St18721 W Knapp St18735 W Knapp St18741 W Knapp St18920 W Knapp St19270 W Knapp St19278 W Knapp St20961 W Knapp St
Source
Los Angeles Department of Building and Safety, via the city open-data portal, pulled nightly. As of October 2, 2026. Storm dates touching this street will appear here once the hail record is attached.