4173 20Th St

APN: 3603077 Address: 4173 20TH ST Block / Lot: 3603 / 077 Land Use: Multi-Family Residential Lot Area: 2848.0 Zoning District: RH-2 Zoning Name: RESIDENTIAL- HOUSE, TWO FAMILY Zoning General Type: Residential

Owner: Not publicly available Assessed Land Value: 38906.0 Assessed Improvement Value: 62012.0 Total Assessed Value: 100918.0

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

Summary: complete: 2, expired: 2 Recent Permits: 2024-04-08 | 202404089560 | complete (2025-09-19) | Issued: 2024-10-21 | otc alterations permit | 4173 20th St | to comply w/ nov# 202316944: 1) demo (e) rotted entry stair; 2) replace three (e) stringers w/ (n) p.t. stringers; 3) add (n) painted redwo… 2001-04-16 | 200104166963 | expired (2001-08-16) | Issued: 2001-04-16 | otc alterations permit | 4175 20th St | close up property line window. 1996-08-02 | 9613908 | expired (1997-06-11) | Issued: 1996-08-02 | otc alterations permit | 4175 20th St | reroofing

No Planning Cases Found

Analysis Neighborhood: Castro/Upper Market Supervisor District: 8 Planning District: Central (7) Police District: MISSION

This report identifies parcel 3603077 as 4173 20TH ST, located in the Castro/Upper Market area, Supervisor District 8, Planning District Central (7), and Police District MISSION. Public assessor roll attributes available for this parcel indicate land use of Multi-Family Residential, a reported lot area of 2848.0, 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.