Block 1199, lot 018
422 Lyon St
- City’s use
- Multi-Family Residential
- Built
- 1905
- Stories
- 3
- Units
- 6
- Rooms
- 6 bathrooms
- Building
- 5,640 sq ft
- Lot
- 2,809 sq ft
- Zoning
- RH3
- Construction type
- D
From the assessor's latest secured roll, which can lag recent work. Lot plans, zoning and planning history on the city’s Property Information Map
Permits filed here
9 permits filed for this property since 2000.
| Filed | Outcome | Address | Contractor | Work described on the permit | Declared cost |
|---|---|---|---|---|---|
| Apr 18, 2025 | Completed final sign-off Sep 2025 | 422 Lyon St | Redwood City Alarms Inc | submitting as builts for pa 2023-0511-7551. documenting (1) low frequency horn installed in a bedroom that was built after the intial drawings were approved.Details
submitting as builts for pa 2023-0511-7551. documenting (1) low frequency horn installed in a bedroom that was built after the intial drawings were approved. | |
| Jul 18, 2023 | Never finaled issued Jul 2023, no final | 422 Lyon St | Brady Construction | partial removal of e load bearing wall at basement (11 ft opening) to accomodate reloacated electrical service meters. new beam with post supported by existing reinforced concrete foundations.Details
partial removal of e load bearing wall at basement (11 ft opening) to accomodate reloacated electrical service meters. new beam with post supported by existing reinforced concrete foundations. | $5,000 |
| May 11, 2023 | Completed final sign-off Nov 2023 | 422 Lyon St | Redwood City Alarms Inc | replacing the fire alarm system on a one-to-one bases." voluntary installing heat detectors in the unsprinklerered area of the garage / laundry room. install low frequency horns in sleeping areas per sffd ab3.08.Details
replacing the fire alarm system on a one-to-one bases." voluntary installing heat detectors in the unsprinklerered area of the garage / laundry room. install low frequency horns in sleeping areas per sffd ab3.08. | $37,167 |
| May 1, 2023 | Completed final sign-off Aug 2023 | 422 Lyon St | Brady Construction | 2/f unit 2: relocate entry door for unit 2 closer to front entry. expand media room into hallway for new alcove. no change to unit 1 or 2 exposure per the planning department's flats policy.Details
2/f unit 2: relocate entry door for unit 2 closer to front entry. expand media room into hallway for new alcove. no change to unit 1 or 2 exposure per the planning department's flats policy. | $9,000 |
| Oct 17, 2020 | Completed final sign-off Feb 2021 | 422 Lyon St | Urban Builder General Contracting Inc | revision to pa 201709158388. soft story upgrade.Details
revision to pa 201709158388. soft story upgrade. | $100,000 |
| Aug 14, 2020 | Never finaled filed Aug 2020, never issued | 422 Lyon St | conversion of existing basement used from storagae into 2 adu's per ordinance no 162-17.Details
conversion of existing basement used from storagae into 2 adu's per ordinance no 162-17. | $60,000 | |
| Sep 15, 2017 | Completed final sign-off Feb 2021 | 422 Lyon St | Urban Builder General Contracting Inc | soft story upgrades per sfbc ch 40.Details
soft story upgrades per sfbc ch 40. | $100,000 |
| Nov 17, 2015 | Completed final sign-off Feb 2016 | 422 Lyon St | Brady Construction | unit #1: kitchen remodel: replace cabinets in-kind, change counter tops, sink and faucet. bathroom remodel: replace bathtub, install new ceramic tile surround in a mortar base around tub, low flow toilet, replace vanity cabinet. no structural work.Details
unit #1: kitchen remodel: replace cabinets in-kind, change counter tops, sink and faucet. bathroom remodel: replace bathtub, install new ceramic tile surround in a mortar base around tub, low flow toilet, replace vanity cabinet. no structural work. | $26,000 |
| May 30, 2014 | Completed final sign-off Aug 2014 | 422 Lyon St | Brady Construction | in unit #2 only: replace kitchen cabinets in kind, replace counter top. in bathroom, replace vanity cabinet.Details
in unit #2 only: replace kitchen cabinets in kind, replace counter top. in bathroom, replace vanity cabinet. | $8,700 |
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