343 Sansome St

APN: 0239030 Address: 343 SANSOME ST Block / Lot: 0239 / 030 Land Use: Commercial Office Lot Area: 23904.85

Owner: Unknown Assessed Land Value: 79378880.0 Assessed Improvement Value: 48291332.0 Total Assessed Value: 127670212.0

Last Sale Date: 2012-12-19 Last Sale Price: Unknown

Summary: cancelled: 4, complete: 76, filed: 1, issued: 17, withdrawn: 2 Recent Permits: 2025-12-16 | 202512161869 | issued (2025-12-16) | Issued: 2025-12-16 | otc alterations permit | 343 Sansome St | 7th floor: relocate 82 upright sprinklers. 2025-12-15 | 202512151745 | filed (2025-12-15) | Issued: Unknown | otc alterations permit | 343 Sansome St | #950: new t.i. on 9th floor:includes demolition of existing office space: non structural partitions, doors, glazing, ceiling, lighting, mil… 2025-12-15 | 202512151744 | issued (2026-03-20) | Issued: 2026-03-20 | otc alterations permit | 343 Sansome St | scope of work includes: selective demolition of non structural partitions, doors, glazing, ceiling, light fixtures and finishes. per ab-017… 2025-08-07 | 202508072569 | complete (2025-09-09) | Issued: 2025-08-08 | otc alterations permit | 343 Sansome St | 5/fl- ti 202507160889-lighting fixtures and associated circuiting/controls, power and signal devices and associated wiring 2025-07-16 | 202507160889 | complete (2025-09-09) | Issued: 2025-07-17 | otc alterations permit | 343 Sansome St | suite #550: demolition of non-structural partitions, reception desk, casework, light fixtures, and finishes. construction of non-structural… 2025-07-10 | 202507100497 | complete (2025-08-06) | Issued: 2025-07-11 | otc alterations permit | 343 Sansome St | fire only work for the "forge" remodel on floor 5 done under pa#2025-0430-5512, 21 speaker/stobes are added. 2025-06-25 | 202506259396 | complete (2026-03-18) | Issued: 2025-07-07 | otc alterations permit | 343 Sansome St | electrical and plumbing for 5th fl common area upgrades. ref 202503273230 2025-06-23 | 202506239227 | complete (2026-03-18) | Issued: 2025-07-07 | otc alterations permit | 343 Sansome St | 5th fl, ste 500 - mep for ti ref arch pa 202504305512

No Planning Cases Found

Analysis Neighborhood: Financial District/South Beach Supervisor District: 3 Planning District: Downtown (4) Police District: CENTRAL (Company A)

Police Incidents in Police District: Unknown Top Incident Categories: Unknown 311 Cases in Supervisor District: Unknown Top 311 Categories: Unknown

This report identifies parcel 0239030 as 343 SANSOME ST, located in the Financial District/South Beach area, Supervisor District 3, Planning District Downtown (4), and SFPD CENTRAL District (Company A). Public assessor roll attributes available for this parcel indicate land use of Commercial Office, a reported lot area of 23904.85, 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. Neighborhood signals are summarized at the district level for context and are not parcel specific.