450 Mission St

APN: 3709008 Address: 440 MISSION ST Block / Lot: 3709 / 008 Land Use: Commercial Office Lot Area: 14676.24

Owner: Unknown Assessed Land Value: 42888083.0 Assessed Improvement Value: 45783029.0 Total Assessed Value: 88671112.0

Last Sale Date: 2020-03-17 Last Sale Price: Unknown

Summary: cancelled: 4, complete: 42, expired: 25, filed: 1, issued: 28 Recent Permits: 2025-08-26 | 202508263880 | filed (2025-08-26) | Issued: Unknown | otc alterations permit | 450 Mission St | for verizon's das hub communication and hvac loads: install new 150 kw diesel standby generator with 140 gallon tank inside existing pentho… 2024-09-27 | 202409271801 | complete (2025-07-07) | Issued: 2024-12-10 | otc alterations permit | 450 Mission St | repair isolated concrete spalls replace broken window glass repair isolated damage to wood & steel windows 2024-05-01 | 202405011133 | complete (2024-11-18) | Issued: 2024-05-06 | otc alterations permit | 450 Mission St | reference pa 202312182688. for field coordination no sidewalk surface work. no work on topping slab under this permit. comply w/ nov 202310… 2023-12-18 | 202312182688 | complete (2024-11-18) | Issued: 2024-04-12 | otc alterations permit | 450 Mission St | repair to (e) concrete slabs & beams below sidewalka along mission & 1st st in accomondate w/ ch 4 od sfbc, new metal decking, steele legge… 2020-10-26 | 202010267423 | complete (2021-02-01) | Issued: 2020-12-09 | otc alterations permit | 450 Mission St | (e) pre action fire system ti, partial demo. 2020-01-07 | 202001071333 | complete (2020-12-14) | Issued: 2020-01-07 | otc alterations permit | 450 Mission St | obtain final inspection for pa 2006 0131 3487. all work has been done 2017-11-28 | 201711284963 | cancelled (2023-08-24) | Issued: Unknown | otc alterations permit | 450 Mission St | demo portion of existing single interlocked preaction system to accomodate reduced telecom room size 2017-10-26 | 201710262352 | issued (2017-10-26) | Issued: 2017-10-26 | otc alterations permit | 450 Mission St | 4/f- fire alarm t.i., provide new devices & connect to existing fire alarm system. t.i. pa#201708114624. n/a ordinance #155-13

2024-009947PRJ | Closed | 450 MISSION ST 94105 | Existing concrete building that recently completed a FIMP inspection, which identified conditions requiring repair. This project includes repairing isolated co…

Analysis Neighborhood: Financial District/South Beach Supervisor District: 6 Planning District: Downtown (4) Police District: SOUTHERN (Company B)

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

This report identifies parcel 3709008 as 450 MISSION ST 94105, located in the Financial District/South Beach area, Supervisor District 6, Planning District Downtown (4), and SFPD SOUTHERN District (Company B). Public assessor roll attributes available for this parcel indicate land use of Commercial Office, a reported lot area of 14676.24, 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.