Housing project
266 21st Ave · San Francisco · Block/lot 1413/047 · What else is happening nearby
Permit issued; work may be underway. Based on 202108267165: city status 'issued'.
As proposed on the most recent active record
The applicant's construction cost estimate on the permit. Not a market or assessed value.
None of these records has changed between our snapshots so far.
site permit to proposed 5 new adu's per planning code sect207(c)(4).(1) new tree at front according to pw buf. fire alarm & fire sprinklers under separate permits.
Applied Aug 26, 2021 · Issued Aug 24, 2023 · 5 units · valuation $385,000 · 266 21st Av
Linked because: earliest record in this project
alter site - revision to site permit#202108267165 s. layout changed at studio# 4 and studio# 5, also new lightwell for 1 bedroom unit# 3 and studio# 5. fire alarm shall be on separate permit & comply with cfc 903 & sf fire code 1103.7.6.1. sprinklers to comply with nfpa 13 & on a separate permit.
Applied Mar 3, 2025 · Issued Jan 16, 2026 · 5 units · valuation $427,000 · 266 21st Av
Linked because: the city's record text cites a permit in this project
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel · Retrieved Oct 29, 2026
Search by record number: 202108267165, 202410213379
Zoning, assessor links, and the full permit history for the parcel
The city and the State don't publish a single project record, so we group related permits and State housing reports ourselves. This grouping is our inference, not an official record. Each permit shows why it was included.