4233 20Th St

APN: 2752030 Address: 4231 20TH ST Block / Lot: 2752 / 030 Land Use: Multi-Family Residential Lot Area: 2750.0 Zoning District: RH-3 Zoning Name: RESIDENTIAL- HOUSE, THREE FAMILY Zoning General Type: Residential

Owner: Not publicly available Assessed Land Value: 2904525.0 Assessed Improvement Value: 1244796.0 Total Assessed Value: 4149321.0

Last Sale Date: 2021-06-01 Last Sale Price: Not publicly available

Summary: complete: 6, issued: 2, withdrawn: 1 Recent Permits: 2025-07-22 | 202507221362 | issued (2025-08-08) | Issued: 2025-08-08 | otc alterations permit | 4231 20th St | replace front exterior stair for proper rise and run. no changes to main building facade or interior. new garage storage space. 2021-10-15 | 202110150552 | withdrawn (2025-08-08) | Issued: Unknown | otc alterations permit | 4231 20th St | replace front stair for proper rise & run. no change to buiding facade or interior. new garage space. 2014-01-15 | 201401156306 | complete (2014-05-05) | Issued: 2014-02-06 | otc alterations permit | 4231 20th St | revision to appl #2013.0515.7022 -new wood frame windows to replace (e), (n) wood railing around front stairs, deck to replace existing stu… 2013-05-15 | 201305157022 | complete (2014-05-05) | Issued: 2013-06-03 | otc alterations permit | 4231 20th St | revision to app#201212317012. change beam sizes floor joists size. concrete pier. add concrete slab on grade. 2012-12-31 | 201212317012 | complete (2014-05-05) | Issued: 2013-02-05 | otc alterations permit | 4233 20th St | remodel 2 kitchens, all baths, new laundry room, side and rear windows. not visible from the street. 2012-10-11 | M352467 | issued (2012-10-11) | Issued: 2012-10-11 | otc alterations permit | 4231 20th St | street space

2022-006166PRJ | Closed | 4231 20TH ST 94114 | Replace the front stair for proper rise and run. Minor sidewalk encroachment. No charge to building facade or interior

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

This report identifies parcel 2752030 as 4231 20TH ST 94114, 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 2750.0, 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.