Housing project
2435 21st Ave · San Francisco · Block/lot 2404/007 · What else is happening nearby
Permit issued; work may be underway. Based on 201910083802: 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.
per adu ordinance# 95-17, add adu @ the rear of the building. 2 bedroom & 3 bathrooms.
Applied Oct 8, 2019 · Issued Feb 25, 2022 · 1 units · valuation $98,000 · 2435 21st Av
Linked because: earliest record in this project
revision to pa# 201910083800. reduce the addition to (e) single family dwelling by adding habitable space & roof deck @ 2nd floor level & reduce the addition to balcony @ 3rd floor level @ rear of the building.
Applied May 4, 2023 · Issued Nov 30, 2023 · valuation $1 · 2435 21st Av
Linked because: plan revision at the same address
revision to pa# 201910083802. reduce the adu addition @ rear of the building from 2 stories to a single story. 2 bedrooms, living room, kitchen & 1 bathroom.
Applied May 4, 2023 · Issued Nov 30, 2023 · 1 units · valuation $1 · 2435 21st Av
Linked because: the city's record text cites a permit in this project
Source: · Geography: parcel · Retrieved Oct 28, 2026
| Report year | Record | Type | Entitled | Permitted | Completed | Deed-restricted |
|---|---|---|---|---|---|---|
| 2022 | 201910083802 | 2 to 4 · rental | — | 1 | — | — |
Source: California HCD, Housing Element Annual Progress Report — Table A2 · Geography: project · Retrieved Oct 26, 2026 · Each row is one report year. A project moves from entitled to permitted to completed across years, so don't add rows together.
Search by record number: 201910083802, 202305047115, 202305047116
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.