501 23Rd St

APN: 4232010 Address: 401 23RD ST Block / Lot: 4232 / 010 Land Use: Industrial Lot Area: 476324.0 Zoning District: PDR-1-G Zoning Name: PRODUCTION, DISTRIBUTION & REPAIR - 1 - GENERAL Zoning General Type: Industrial

Owner: Not publicly available Assessed Land Value: 2839765.0 Assessed Improvement Value: 2009959.0 Total Assessed Value: 4849724.0

Last Sale Date: Unknown Last Sale Price: Not publicly available

Summary: cancelled: 3, complete: 38, expired: 3, filed: 2, issued: 29, withdrawn: 1 Recent Permits: 2025-08-28 | 202412126667 | filed (2025-08-28) | Issued: Unknown | new construction wood frame | 601 23rd St | erect a one story, type 5b, storage building. see plans for more details. 2025-08-04 | 202508042278 | filed (2025-08-04) | Issued: Unknown | otc alterations permit | 601 23rd St | partial site demolition of a portion of a vacant lot including the removal of various asphalt concrete and portland cement concrete pavemen… 2023-11-03 | 202311030116 | complete (2024-01-24) | Issued: 2023-11-03 | otc alterations permit | 501 23rd St | revision to the previously approval permit 202209212882. to change address on plans to 501 23rd st. sf ca. also adding more abort switches… 2023-08-31 | 202308315649 | issued (2023-08-31) | Issued: 2023-08-31 | otc alterations permit | 601 23rd St | fire only work to monitor the pre-action system in the spare parts building; additions are a 4-input/output modules and the replacement of… 2022-09-21 | 202209212884 | complete (2024-01-24) | Issued: 2022-09-22 | otc alterations permit | 501 23rd St | install new novel 1230 clean agent system to protect the spare parts enclosure building 2022-09-21 | 202209212882 | issued (2022-09-22) | Issued: 2022-09-22 | otc alterations permit | 501 23rd St | install new novel 1230 clen agent detection system to protect the spare parts enclosure building 2022-06-21 | 202206216716 | cancelled (2026-01-23) | Issued: Unknown | otc alterations permit | 555 23rd St | transbay cable proposes to install a 14'w x 54'l x 14.5'h pre-engineered metal garage as part of thier ac/dc converted station located at 5… 2021-10-01 | 202110019628 | complete (2021-10-20) | Issued: 2021-10-01 | otc alterations permit | 435 23rd St | as built for #202107194610. added (3) horn strobes on the 1st floor loading dock. added (5) strobes & (5) horn/strobes on the basement floo…

2024-008726PRJ | Closed - Approval Ltr Issued | 401 23RD ST 94107 | New construction of a one-story warehouse building approximately 48 1/2 feet by 160 feet, 7,760 square feet, and 30 feet tall at the south side of the site. Th… 2023-001425PRJ | Accepted | 401 23RD ST 94107 | The project would provide shoreline access along the south edge of the property on the north side of Warm Water Cove through construction of a bridge over the… 2020-010722PRJ | Closed | 435 23RD ST 94107 | Interior Alterations & Storefront Alterations 2015-002174PRJ | Closed | 1301 A ILLINOIS ST 94107 | CONSTRUCT NEW 1-STORY, NO BASEMENT, ACCESSORY OFFICE BUILDING (PHONE BOOTH) - 80 SQUARE FEET 2008.0108 | Closed | 401 23RD ST, SAN FRANCISCO, CA 94107 | Change of use; New windows in the warehouse, new enclosed truck door at west wall.

Analysis Neighborhood: Potrero Hill Supervisor District: 10 Planning District: South of Market (9) Police District: BAYVIEW

This report identifies parcel 4232010 as 401 23RD ST, SAN FRANCISCO, CA 94107, located in the Potrero Hill area, Supervisor District 10, Planning District South of Market (9), and Police District BAYVIEW. Public assessor roll attributes available for this parcel indicate land use of Industrial, a reported lot area of 476324.0, and assessed land and improvement values from the most recent assessor roll year. Permit activity is summarized from DBI permit records when parcel block and lot can be matched, and planning entitlement activity is retrieved from the San Francisco Planning Accela case feed when available.