Housing project
428 27th St · San Francisco · Block/lot 6580/012 · What else is happening nearby
Permit issued; work may be underway. Based on HCD APR 2023: 1 units permitted.
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.
legalize unauthorized dwelling unit. new bedroom & breezeway access to rear yard @ 1st floor. remodel upper levels. rebuild (e) deck. raise roof @ rear for new master suite.
Applied Sep 6, 2019 · Issued Jul 13, 2022 · 1 units · valuation $350,000 · 428 27th St
Linked because: earliest record in this project
revision to bpa 201907024938 (replace decking at front <50%) to replace 100% of decking at front. repair existing porch handrail: work to include replacement of several newel posts and raising of existing handrail approx. 2 1/2" to meet cbc. at front steps, replace several newal posts and raise heig
Applied Aug 29, 2019 · Issued Aug 29, 2019 · valuation $15,000 · 428 27th St
Linked because: plan revision at the same address
rev to pa# 201908290209; replace (e) brick steps with cast stone, replace (e) newel posts with cast stome, posts raise (e) guardrail at front steps to 36" hight, reface (e) brick wall with cast stone
Applied Oct 18, 2019 · Issued Jan 6, 2020 · valuation $5,000 · 428 27th St
| Report year | Record | Type | Entitled | Permitted | Completed | Deed-restricted |
|---|---|---|---|---|---|---|
| 2023 | 201909060896 | 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: 201909060896, 201908290209, 201910184914
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.
Linked because: plan revision at the same address
revision to pa # 201909060896: mirror kitchen & stair location. remove breezeway. shift rear windows and glass doors.
Applied Sep 13, 2024 · Issued Oct 9, 2024 · 1 units · valuation $5,000 · 428 27th St
Linked because: the city's record text cites a permit in this project
revision to 201909060896 and 202409130753. update sprinkler requirements per cbc 903.3.1.3 nfpa 13d sprinkler systems
Applied Jan 28, 2025 · 428 27th St
Linked because: the city's record text cites a permit in this project
revision to permit 202409130753 (ref 201909060896). change bath main unit on first floor to a powder room. enlarge bath for the legalized unit.
Applied Mar 6, 2025 · Issued Mar 7, 2025 · 1 units · valuation $1 · 428 27th St
Linked because: the city's record text cites a permit in this project
install new fire sprinkler system at legalized 1st fl unit per nfda 13, included 2" dedicated fire service. ref to 202503061743 rev & 201909060896 original site
Applied Mar 12, 2025 · Issued Mar 12, 2025 · 1 units · valuation $11,900 · 428 27th St
Linked because: the city's record text cites a permit in this project
to obtain final inspection for work approved under pa # 2019-0906-0896 & 2024-0913-0753. all work is complete.
Applied Jan 14, 2026 · Issued Jan 14, 2026 · 1 units · valuation $1 · 428a 27th St
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