San Francisco · Treasure Island · Block/lot 1939/148 · 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.
47 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.
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.
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 5.1 yr (first record Oct 4, 2021), with no completion or new permit record in 4.3 yr. · $208,000 declared valuation
Permit issued and active for 5.1 yr (first record Oct 4, 2021), with no completion or new permit record in 3.5 yr. · $600,000 declared valuation
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 "Entitled" for 2.4 yr (since May 16, 2024), with no new permit record in 2.4 yr. · 1 unit
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 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)
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)
Demolition permit issued (202503242859)
Recorded status: issued
mayoral ed 13-01 & 17-02: demolish 1 story type 5 bldg 1939/048: winery. (29 avenue g - 1939/148 bdlg 41) · Declared valuation: $15,000
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel
Demolition permit issued (202503242862)
Recorded status: issued
mayoral ed 13-01 & 17-02: demolish 1 story type 5 bldg 1939/048: storage. (29 avenue g - 1939/148 bldg 141) · Declared valuation: $10,000
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel
Demolition permit issued (202503242863)
Recorded status: issued
mayoral ed 13-01 & 17-02: demolish 1 story type 5 bldg 1939/048: winery. (29 avenue g - 1939/148 bdlg 448) · Declared valuation: $10,000
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel
Demolition permit issued (202503242864)
Recorded status: issued
mayoral ed 13-01 & 17-02: demolish 1 story type 5 bldg 1939/048: winery. (29 avenue g - 1939/148 bdlg 2) · Declared valuation: $10,000
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel
Demolition permit application filed (202503242859)
Current status: issued
mayoral ed 13-01 & 17-02: demolish 1 story type 5 bldg 1939/048: winery. (29 avenue g - 1939/148 bdlg 41) · Declared valuation: $15,000
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel
Remodel / interior alteration permit application filed (M1236168)
Current status: issued
29 avenue g at treasurer island linked to apn per sf health department's approval. · Declared valuation: $419
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel
Remodel / interior alteration permit issued (M1236168)
Recorded status: issued
29 avenue g at treasurer island linked to apn per sf health department's approval. · Declared valuation: $419
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel
Demolition permit application filed (202503242862)
Current status: issued
mayoral ed 13-01 & 17-02: demolish 1 story type 5 bldg 1939/048: storage. (29 avenue g - 1939/148 bldg 141) · Declared valuation: $10,000
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel
Demolition permit application filed (202503242863)
Current status: issued
mayoral ed 13-01 & 17-02: demolish 1 story type 5 bldg 1939/048: winery. (29 avenue g - 1939/148 bdlg 448) · Declared valuation: $10,000
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel
Source: San Francisco Department of Building Inspection, Building Permits · Geography: permits located by parcel, ½ mile radius · Retrieved Oct 28, 2026
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 "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 19 mo (first record Mar 24, 2025) with no new permit activity recorded in 10 mo.
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 "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).
Active in "Issued" for 9.9 yr (first record Dec 20, 2016) with no new permit activity recorded in 2.6 yr.
Active in "Entitled" for 2.4 yr (first record May 16, 2024) with no new permit activity recorded in 2.4 yr.
Substantial improvements (additions, interior remodels, ADUs, commercial TI, and new builds) across 190 parcels
Small prior baseline
City baseline: 90.9 / 1k
15 in trailing 24m
Includes 0 ADUs
IssuedMar 24, 2025 – Dec 30, 2025
We group related permits and State housing reports into projects. That grouping is our inference, not an official record.
mayoral ed 13-01 & 17-02: demolish 1 story type 5 bldg 1939/048: winery. (29 avenue g - 1939/148 bdlg 2)
mayoral ed 13-01 & 17-02: demolish 1 story type 5 bldg 1939/048: winery. (29 avenue g - 1939/148 bdlg 448)
mayoral ed 13-01 & 17-02: demolish 1 story type 5 bldg 1939/048: storage. (29 avenue g - 1939/148 bldg 141)
mayoral ed 13-01 & 17-02: demolish 1 story type 5 bldg 1939/048: winery. (29 avenue g - 1939/148 bdlg 41)
29 avenue g at treasurer island linked to apn per sf health department's approval.
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel (APN) · Retrieved Oct 28, 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 28, 2026
29 AVENUE G
Source: San Francisco Planning / DataSF, Parcels – Active and Retired · Geography: parcel · Retrieved Oct 28, 2026
Zoning, permits, planning cases, and assessor data for this lot (SF Planning)
Look up block/lot 1939/148. Assessed value is not market value.
Search by block/lot 1939/148 (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.