San Francisco · Excelsior · Block/lot 6339/034 · San Francisco
Since October 2024 within ½ mile: 54 homes completed, 14 permitted, 7 proposed or in review (12 of them deed-restricted affordable).
27 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.
612 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.
$1,670,000
Benchmark range: $1,420,000 – $1,920,000
Source: San Francisco Department of Building Inspection, Building Permits · Geography: permits located by parcel, ½ mile radius · Retrieved Oct 28, 2026
Public-records benchmark estimate combining Zillow Home Value Index (Data provided by Zillow), Census ACS 5-year estimates, parcel land-use/lot characteristics, and issued building permits. Not an official appraisal.
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 28, 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 RH-1 as single-family residential, 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 8.2 yr (first record Aug 20, 2018), with no completion or new permit record in 20 mo. · 1 unit · $50,000 declared valuation
Permit issued and active for 3.9 yr (first record Dec 6, 2022), with no completion or new permit record in 13 mo. · 1 unit · $200,000 declared valuation
In "Applied" for 4.4 yr (since Jun 8, 2022), with no new permit record in 4.4 yr. · 1 unit · $20,000 declared valuation
Permit issued and active for 4.6 yr (first record Apr 5, 2022), with no completion or new permit record in 4.2 yr. · 1 unit · $86,000 declared valuation
Permit issued and active for 5.6 yr (first record Apr 1, 2021), with no completion or new permit record in 4 yr. · 1 unit · $130,000 declared valuation
In "Applied" for 3.9 yr (since Nov 18, 2022), with no new permit record in 3.9 yr. · 1 unit · $30,000 declared valuation
Nearby remodel / interior alteration (4788 Mission St): Status changed from issued to complete
Record 202402095627 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby remodel / interior alteration (4796 Mission St): Status changed from issued to expired
Record 201708296195 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby repair tied to a housing/code case (4796 Mission St): Status changed from issued to expired
Record 202508072594 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby remodel / interior alteration (370 Edinburgh St): Status changed from issued to complete
Record 202608196856 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby repair tied to a housing/code case (762 Naples St): First appeared in published agency feed
Record 202610229798 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
431 Munich St · 1 unit · $100,000 valuation
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
350 Munich St · 1 unit · $60,000 valuation
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
Roof replacement permit issued (202606173475)
Recorded status: complete
reroofing torch down · Declared valuation: $15,000
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel
Roof replacement permit application filed (202606173475)
Current status: complete
reroofing torch down · Declared valuation: $15,000
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel
61 Royal Ln · 2 units · $600,000 valuation
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
1120 Athens St · 1 unit · $450,000 valuation
Records span Nov 24, 2025 to Jun 5, 2026 (1 permit).
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
390 Rolph St · 1 unit · $600,000 valuation
Records span Nov 24, 2025 to Jun 5, 2026 (1 permit).
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
1051a Geneva Ave · 1 unit · $1 valuation
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
714a Naples St · 1 unit · $1 valuation
Records span Nov 5, 2025 to Apr 8, 2026 (3 permits).
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
379 Naples St · 3 units · $890,000 valuation
Records span Jul 20, 2023 to Mar 31, 2026 (3 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 3.9 yr (first record Dec 6, 2022) with no new permit activity recorded in 13 mo.
Active in "Issued" for 8.2 yr (first record Aug 20, 2018) with no new permit activity recorded in 20 mo.
Active in "Issued" for 9.3 yr (first record Jul 13, 2017) with no new permit activity recorded in 3.1 yr. High-impact scale (2 housing units, $848,000 declared valuation across 1 permit).
Active in "Entitled" for 2.6 yr (first record Mar 12, 2024) with no new permit activity recorded in 2.6 yr. High-impact scale (8 housing units across 0 permits).
Active in "Issued" for 3.3 yr (first record Jul 20, 2023) with no new permit activity recorded in 7 mo. High-impact scale (3 housing units, $890,000 declared valuation across 3 permits).
Active in "Issued" for 4.6 yr (first record Apr 5, 2022) with no new permit activity recorded in 4.2 yr.
Substantial improvements (additions, interior remodels, ADUs, commercial TI, and new builds) across 8,511 parcels
+7.5% YoY
City baseline: 90.9 / 1k
249 in trailing 24m
Includes 15 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 ($16,700/yr) + local voter-approved bond debt ($3,006/yr) + fixed direct levies/Mello-Roos ($450/yr).
Insurance & hazard context:
−$90,032/yr
Cash needed: $367,400
NOI: $11,301/yr
P&I: $8,444/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 | −$7,916/mo | -25.9% | $14,362/mo | −$7,923/mo |
| Base (your inputs) | Your entered assumptions, 3.0%/yr rent growth | $3,600/mo | −$7,503/mo | -24.5% | $13,293/mo | −$7,305/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 | −$7,265/mo | -23.7% | $12,985/mo | −$6,877/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 ↗
Issued1 unitsDec 6, 2022 – Sep 29, 2025
Issued1 unitsAug 20, 2018 – Mar 7, 2025
We group related permits and State housing reports into projects. That grouping is our inference, not an official record.
reroofing torch down
per pa#201808207769, add address 745b vienna st to legalize 2nd unit to front bldg at apn 6339/034 as; 745b vienna st.
legalize 2nd unit at the 1st floor of existing front building. 43-14 ord.
existing 1st floor renovation, legalize non-permited area (horizontal addition), and add new 2nd floor (vertical addition)to the existing 1-story dwelling unit at the front building with an existing shed at the rear. the scope of work is shown on page a1, project data.
demolition of 1-story, type vb, detached cottage at rear. new construction of adu under pa# 202212067784.
erect a detached 2-story, type vb, 1-unit adu at rear, per govt. code sec. 6585.2.(a)-(d). demolition of detached rear structure under pa# 202212067785.
legalize/develop as built rear yard detached storage cottage into dwelling unit per ord #43-13
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.
| Report year | Project / record | Type | Entitled | Permitted | Completed | Deed-restricted |
|---|---|---|---|---|---|---|
| 2025 | —(201808207769) | ADU · Renter | — | 1 (Mar 7, 2025) | — | — |
| 2025 | —(202212067784) | ADU · Renter | — | 1 (Sep 29, 2025) | — | — |
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
745A VIENNA ST; 745B VIENNA ST; 745 VIENNA ST
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 6339/034. Assessed value is not market value.
Search by block/lot 6339/034 (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.