San Francisco · Portola · Block/lot 6121/006 · San Francisco
Since October 2024 within ½ mile: 13 homes completed, 17 permitted, 5 proposed or in review.
26 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.
421 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.
Source: · Geography: permits located by parcel, ½ mile radius · Retrieved Oct 28, 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 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 RM-1 as multifamily 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.
In "Applied" for 4.2 yr (since Aug 15, 2022), with no new permit record in 4.2 yr. · 2 units · $250,000 declared valuation
Permit issued and active for 5.6 yr (first record Mar 19, 2021), with no completion or new permit record in 4.5 yr. · $9,000,000 declared valuation
Permit issued and active for 10 yr (first record Nov 4, 2016), with no completion or new permit record in 4.5 yr. · 3 units · $260,004 declared valuation
In "Applied" for 4.3 yr (since Jun 30, 2022), with no new permit record in 4.3 yr. · 2 units · $1,433,000 declared valuation
Permit issued and active for 7.6 yr (first record Mar 22, 2019), with no completion or new permit record in 4.1 yr. · 1 unit · $80,000 declared valuation
Permit issued and active for 5.6 yr (first record Mar 25, 2021), with no completion or new permit record in 3.9 yr. · 1 unit · $522,400 declared valuation
Record 202212309561 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Record 202212309562 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Record 202503031415 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby plumbing / water heater / sewer (861 Brussels St): Status changed from issued to complete
Record 202608106325 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
95a Exeter St · 1 unit · $729,135 valuation
Records span Sep 29, 2025 to Sep 24, 2026 (1 permit).
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
665 Colby St · 1 unit · $85,000 valuation
Records span May 6, 2024 to Sep 5, 2026 (3 permits).
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
582 Goettingen St · 1 unit · $60,000 valuation
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
216 Ward St · 1 unit · $105,274 valuation
Records span Apr 8, 2026 to Aug 19, 2026 (1 permit).
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
2520 Quint St · 6 units · $717,500 valuation
Records span Sep 23, 2020 to Jun 26, 2026 (1 permit).
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
581 Hamilton St · 1 unit · $115,000 valuation
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
40 Exeter St · 1 unit · $160,412 valuation
Records span Jan 28, 2026 to May 7, 2026 (2 permits).
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
1 Ankeny St · 1 unit · $50,000 valuation
Records span Feb 2, 2026 to May 1, 2026 (1 permit).
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
425 Bacon St · 1 unit · $130,950 valuation
Records span Feb 10, 2020 to Apr 30, 2026 (1 permit).
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
11a Crane St · 1 unit · $1 valuation
Records span Oct 29, 2024 to Apr 29, 2026 (3 permits).
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
3334 San Bruno Ave · 1 unit · $10,559 valuation
Records span Nov 15, 2018 to Dec 24, 2025 (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 "Applied" for 4.2 yr (first record Aug 15, 2022) with no new permit activity recorded in 4.2 yr.
Active in "Entitled" for 3.5 yr (first record May 4, 2023) with no new permit activity recorded in 3.5 yr. High-impact scale (18 housing units, 4 deed-restricted affordable across 0 permits).
Active in "Applied" for 4.9 yr (first record Nov 18, 2021) with no new permit activity recorded in 3.4 yr. High-impact scale (62 housing units, 11 deed-restricted affordable, $300,000 declared valuation across 52 permits).
Active in "Issued" for 3.6 yr (first record Mar 29, 2023) with no new permit activity recorded in 2 yr. High-impact scale (1 housing unit, $822,256 declared valuation across 1 permit).
Active in "Issued" for 5.6 yr (first record Mar 19, 2021) with no new permit activity recorded in 4.5 yr. High-impact scale ($9,000,000 declared valuation across 4 permits).
Active in "Applied" for 4.3 yr (first record Jun 30, 2022) with no new permit activity recorded in 4.3 yr. High-impact scale (2 housing units, $1,433,000 declared valuation across 3 permits).
Substantial improvements (additions, interior remodels, ADUs, commercial TI, and new builds) across 3,887 parcels
+45.5% YoY
City baseline: 90.9 / 1k
135 in trailing 24m
Includes 11 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 ($12,100/yr) + local voter-approved bond debt ($2,178/yr) + fixed direct levies/Mello-Roos ($450/yr).
Insurance & hazard context:
−$56,692/yr
Cash needed: $266,200
NOI: $16,729/yr
P&I: $6,118/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 | −$5,138/mo | -23.2% | $10,484/mo | −$5,108/mo |
| Base (your inputs) | Your entered assumptions, 3.0%/yr rent growth | $3,600/mo | −$4,724/mo | -21.3% | $9,704/mo | −$4,490/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 | −$4,487/mo | -20.2% | $9,478/mo | −$4,061/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 ↗
Applied2 unitsAug 15, 2022 – Aug 15, 2022
We group related permits and State housing reports into projects. That grouping is our inference, not an official record.
erect a new 3 story duplex with 2 dwellings,no basement type -v bldg
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
2930 SAN BRUNO AVE
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 6121/006. Assessed value is not market value.
Search by block/lot 6121/006 (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.