San Francisco · Portola · Block/lot 6156/027 · San Francisco
Since October 2024 within ½ mile: 13 homes completed, 11 permitted, 8 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.
449 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.
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
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 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 8 yr (first record Nov 13, 2018), with no completion or new permit record in 4 yr. · 1 unit · $15,000 declared valuation
In "Applied" for 5.1 yr (since Oct 1, 2021), with no new permit record in 3.9 yr. · 2 units · $48,000 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)
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)
442 Wilde Ave · 1 unit · $40,000 valuation
Records span Jan 31, 2025 to Jul 21, 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)
Remodel / interior alteration permit issued (202601093569)
Recorded status: complete
to obtain final inspection for work approved under permit 201611042021. all work is complete. · Declared valuation: $1 · 3 housing units
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel
Remodel / interior alteration permit application filed (202601093569)
Current status: complete
to obtain final inspection for work approved under permit 201611042021. all work is complete. · Declared valuation: $1
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel
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 10 yr (first record Nov 4, 2016) with no new permit activity recorded in 4.5 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 "Applied" for 3.3 yr (first record Jul 24, 2023) with no new permit activity recorded in 3.3 yr. High-impact scale (2 housing units, $2,000,000 declared valuation across 1 permit).
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).
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).
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 ↗
Issued3 unitsNov 4, 2016 – May 11, 2022
We group related permits and State housing reports into projects. That grouping is our inference, not an official record.
to obtain final inspection for work approved under permit 201611042021. all work is complete.
as built change log to permit 202311019951 & 201611042021. corrected g/f rooms number unit a,b,c,d,e,f. corrected 2/f unit 4 floor plan (not need to add any device)
revise of pa# 202406265298 fire sprinklers water supply line per nfpa 13 & 14
revise of fire sprinkler pa#202310239243. fire sprinkler water supply line per nfpa 13
enlarge meter room in the front of the building.
upgrade existing fire alarm system to comply with sffc section 1103.7.6.1. ref 201611092021.
installation of 27 sprinklers at ground flr. new unist according to pa#: 201611042021 per nfpa 13 and underground piping per nfpa 24 (tench, backfill and sidewalk repair on other permit).
convert (6) covered parking spaces into (3) new accessory dwelling units per ord# 162-16 for toal of 13 units. refer to pa# 201512235883 for soft story retrofit. ** maher: n/a **
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 |
|---|---|---|---|---|---|---|
| 2022 | —(201611042021) | 2 to 4 · Renter | — | 3 (May 11, 2022) | — | — |
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
3180 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 6156/027. Assessed value is not market value.
Search by block/lot 6156/027 (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.