San Francisco · Treasure Island · Block/lot 1939/117 · San Francisco
Since October 2024 within ½ mile: 295 homes completed, 250 permitted (123 of them deed-restricted affordable); 2 demolitions; 1 commercial or mixed-use project.
7 projects with a record in this window, grouped by us from permits and State housing reports. Units are as proposed on each project's latest record and counted at its current stage.
48 permits within ½ mile since October 2024
The map shows new construction, ADUs, demolitions, additions, and renovations. Routine systems work (roofs, HVAC, water heaters) is counted but not mapped. Unit counts are as stated on permits.
Insufficient area benchmark data
Source: San Francisco Department of Building Inspection, Building Permits · Geography: permits located by parcel, ½ mile radius · Retrieved Oct 30, 2026
Permit counts, by the date issued (or applied, if not yet issued). Lot splits are planning cases, which we don't have.
We read public zoning and hazard maps against state law (ADUs: Gov. Code 66314; SB 9: Gov. Code 65852.21 and 66411.7). Local rules, title, tenancy history and site conditions can change the answer. Check with San Francisco's planning department before relying on it.
Sources: San Francisco Planning, Zoning Map – Zoning Districts (retrieved Oct 30, 2026) · CAL FIRE Office of the State Fire Marshal, Fire Hazard Severity Zones in the State Responsibility Area (effective 2024-04-01) (retrieved Oct 26, 2026) · CAL FIRE Office of the State Fire Marshal, Fire Hazard Severity Zones in the Local Responsibility Area (map dated 2025-03-24) (retrieved Oct 26, 2026) · FEMA, National Flood Hazard Layer — flood hazard zones (retrieved Oct 26, 2026) · FEMA, National Flood Hazard Layer — FIRM panels (retrieved Oct 26, 2026) · California Geological Survey, Alquist-Priolo Earthquake Fault Zones (retrieved Oct 26, 2026) · Zoning classes: our classification of TI-MU as mixed use, checked against the zone description on Oct 24, 2026
Chronological history of building permit applications and issuances, snapshot-dated status changes, State housing entitlements, surrounding development within ½ mile, and area home-value trends.
Permit issued and active for 9.9 yr (first record Dec 20, 2016), with no completion or new permit record in 2.6 yr. · $500,000 declared valuation
In "Applied" for 7.5 yr (since May 17, 2019), with no new permit record in 7.5 yr. · 4 units · $3,100,000 declared valuation
In "Applied" for 6.9 yr (since Dec 13, 2019), with no new permit record in 6.9 yr. · 85 units · $75,800,000 declared valuation
Permit issued and active for 2 yr (first record Oct 16, 2024), with no completion or new permit record in 10 mo. · 100 units · $40,000,000 declared valuation
Nearby remodel / interior alteration (449 Avenue H): First appeared in published agency feed
Record 202610290066 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby electrical / panel (449 Avenue H): First appeared in published agency feed
Record 202610290073 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby remodel / interior alteration (449 Avenue H): First appeared in published agency feed
Record 202610239811 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
1 Clipper Cove Wy · $521,697 valuation
Records span Aug 19, 2026 to Oct 16, 2026 (2 permits).
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
401 California Ave · 150 units · $79,391,871 valuation
Records span Jul 15, 2025 to Jul 1, 2026 (1 permit).
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
1 Ave Of The Palms · 117 units · 114 affordable · $55,000,000 valuation
Records span Oct 22, 2018 to May 6, 2026 (44 permits).
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
Plan revision / deferred submittal permit issued (202603067084)
Recorded status: issued
revision 201612296168- to comply with federal funding for minor revisions pertain to general civil, landscape, structural, architectural, electrical and lighting scope · Declared valuation: $1
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel
Plan revision / deferred submittal permit issued (202603067085)
Recorded status: issued
revision 201612205471- to comply with federal funding for minor revisions pertain to general civil, landscape, structural, architectural, electrical and lighting scope · Declared valuation: $1
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel
Plan revision / deferred submittal permit application filed (202603067084)
Current status: issued
revision 201612296168- to comply with federal funding for minor revisions pertain to general civil, landscape, structural, architectural, electrical and lighting scope · Declared valuation: $1
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel
Plan revision / deferred submittal permit application filed (202603067085)
Current status: issued
revision 201612205471- to comply with federal funding for minor revisions pertain to general civil, landscape, structural, architectural, electrical and lighting scope · Declared valuation: $1
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel
449 Ave H · $31,100,000 valuation
Records span Apr 24, 2025 to Jan 6, 2026 (8 permits).
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
150 04th Ti St · 100 units · $40,000,000 valuation
Records span Oct 16, 2024 to Jan 5, 2026 (2 permits).
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
29 Ave G · $15,000 valuation
Records span Mar 24, 2025 to Dec 30, 2025 (4 permits).
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
55 Bruton St · 178 units · 9 affordable · $84,400,000 valuation
Records span Dec 16, 2019 to Jan 30, 2025 (11 permits).
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
36 Meadow Dr · 14 units · $10,350,000 valuation
Records span May 17, 2019 to Apr 25, 2024 (37 permits).
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
Cross-referenced intelligence from our historical development graph—connecting parcels, permits, entity-resolved builders, empirical review-time distributions, and neighborhood renovation trends.
Explore full San Francisco development graph →Active in "Issued" for 9.9 yr (first record Dec 20, 2016) with no new permit activity recorded in 2.6 yr.
Active in "Applied" for 6.9 yr (first record Dec 13, 2019) with no new permit activity recorded in 6.9 yr. High-impact scale (85 housing units, $75,800,000 declared valuation across 3 permits).
Active in "Issued" for 2 yr (first record Oct 16, 2024) with no new permit activity recorded in 10 mo. High-impact scale (100 housing units, $40,000,000 declared valuation across 2 permits).
Active in "Applied" for 7.5 yr (first record May 17, 2019) with no new permit activity recorded in 7.5 yr. High-impact scale (4 housing units, $3,100,000 declared valuation across 2 permits).
Active in "Issued" for 18 mo (first record Apr 24, 2025) with no new permit activity recorded in 10 mo. High-impact scale ($31,100,000 declared valuation across 8 permits).
High-impact scale (117 housing units, 114 deed-restricted affordable, $55,000,000 declared valuation across 44 permits).
Substantial improvements (additions, interior remodels, ADUs, commercial TI, and new builds) across 190 parcels
Small prior baseline
City baseline: 91.1 / 1k
15 in trailing 24m
Includes 0 ADUs
HUD Metro Fair Market Rent · San Francisco, CA HUD Metro FMR Area
HUD FY 2026 · 40th-percentile gross rentCensus ACS 5-year median gross rent (all bedroom counts combined):
Area home-value benchmarks (not an appraisal)
ZIP & neighborhood mediansUnder California Proposition 13, the seller's historical assessed value does not carry over to a buyer. On sale, the parcel is reassessed at the purchase price: 1.00% base rate ($5,500/yr) + local voter-approved bond debt ($990/yr) + fixed direct levies/Mello-Roos ($450/yr).
Mapped hazard zone insurance context on this parcel:
−$10,176/yr
Cash needed: $121,000
NOI: $23,197/yr
P&I: $2,781/mo
For $0/mo net cash flow
At $3,600/mo rent
| Scenario | Assumptions | Year 1 Rent | Year 1 Cash Flow | Cash-on-Cash | Break-Even Rent | Year 5 Cash Flow |
|---|---|---|---|---|---|---|
| Conservative | −8% starting rent, +3% vacancy, +3% combined maintenance/CapEx, 1.5%/yr rent growth | $3,312/mo | −$1,262/mo | -12.5% | $5,073/mo | −$1,189/mo |
| Base (your inputs) | Your entered assumptions, 3.0%/yr rent growth | $3,600/mo | −$848/mo | -8.4% | $4,696/mo | −$571/mo |
| Optimistic (cap-limited) | +6% starting rent, 3% vacancy, 4.2%/yr rent growth (capped by local ordinance ceiling of 4.2%/yr) | $3,816/mo | −$611/mo | -6.1% | $4,587/mo | −$143/mo |
Rental regulatory context (informational only — not legal advice):
California AB 1482 (Tenant Protection Act, Civ. Code § 1947.12) caps annual rent increases at 5% + local CPI (max 10%) on covered properties. In San Francisco: San Francisco Rent Ordinance (Admin. Code Ch. 37) — annual allowable increase is 60% of Bay Area CPI (capped at 7%) for covered pre-June 1979 buildings. Official program rules ↗
IssuedDec 20, 2016 – Mar 28, 2024
We group related permits and State housing reports into projects. That grouping is our inference, not an official record.
revision 201612205471- to comply with federal funding for minor revisions pertain to general civil, landscape, structural, architectural, electrical and lighting scope
revision 201612296168- to comply with federal funding for minor revisions pertain to general civil, landscape, structural, architectural, electrical and lighting scope
treasure island waterfront plaza public restrooms; work included all structural systems, structure specific improvements associated with sitework, cladding systems, plumbing, and electrical work associated within the public restrooms, limit of work.
scope of work for the bus shelters inlc. all structural systems, structure specific improvements associated with sitework, cladding systems, plumbing for roof drainage (note: site drainage is part of the waterfront plaza landscape drawings),and electrical work within the bus shelter limits of work.
per dt prjtask0107942, add address 44 treasure island rd to apn 1939/117, for ferry terminal and unlink address 2 avenue of the palms ave.
administrative permit to document change of address from: 1 avenue of the palms. to 2 avenue of the palms for permit 2020-1204-0242
administrative permit to document change of address from: 1 avenue of the palms. to 2 avenue of the palms for permit 202101122537
administrative permit to document change of address from: 1 avenue of the palms. to 2 avenue of the palms for permit2021-0128-3576.
administrative permit to document change of address from: 1 avenue of the palms. to 2 avenue of the palms for permit 202112073882
administrative permit to document change of address from: 1 avenue of the palms. to 2 avenue of the palms for permit 2019-1120-7799
administrative permit to document change of address from: 1 avenue of the palms. to 2 avenue of the palms for permit 2020-0818-2044
administrative permit to document change of address from: 1 avenue of the palms. to 2 avenue of the palms for permit 2020-0916-4281
administrative permit to document change of address from: 1 avenue of the palms. to 2 avenue of the palms for permit 2021-0112-2536.
administrtive permit to document change of address from 1 avenue of the palms to 2 avenue of the palms for permits 2019-1120-7799, 2020-0818-2044, 2020-0916-4281,2020-1204-0242,2021-0112-2536,20210112-2537,2021-0128-3576,2021-1207-3882
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel (APN) · Retrieved Oct 30, 2026 · Filed, issued, and status dates come from the Department of Building Inspection, which dates each status change.
No housing activity reported to the State for this parcel (2018–2025 reports).
Source: California HCD, Housing Element Annual Progress Report — Table A2 · Geography: project (parcel) · Retrieved Oct 26, 2026 · From San Francisco's Housing Element Annual Progress Reports. A project can appear in several report years as it moves from entitlement to permit to completion.
Source: San Francisco Planning, Zoning Map – Zoning Districts · Geography: zoning district polygon at parcel point · Retrieved Oct 30, 2026
44 TREASURE ISLAND RD
Source: San Francisco Planning / DataSF, Parcels – Active and Retired · Geography: parcel · Retrieved Oct 30, 2026
Zoning, permits, planning cases, and assessor data for this lot (SF Planning)
Look up block/lot 1939/117. Assessed value is not market value.
Search by block/lot 1939/117 (SF Treasurer & Tax Collector)
Search building permits, complaints, and inspections by address or block/lot
The official flood hazard map for this location. Our reading of it is under What could be built here.
This site does not show owner names.