San Francisco · Potrero Hill · Block/lot 4232/022 · San Francisco
Since October 2024 within ½ mile: 105 homes completed, 1 permitted (104 of them deed-restricted affordable); 1 demolition; 1 commercial or mixed-use project.
4 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.
153 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.
$1,515,000
Benchmark range: $1,288,000 – $1,742,000
Source: San Francisco Department of Building Inspection, Building Permits · Geography: permits located by parcel, ½ mile radius · Retrieved Oct 30, 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 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 PPS-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.
In "Applied" for 4.4 yr (since May 19, 2022), with no new permit record in 4.4 yr. · 348 units · $175,000,000 declared valuation
Permit issued and active for 10.6 yr (first record Mar 10, 2016), with no completion or new permit record in 9.2 yr. · $10,000 declared valuation
In "Entitled" for 8.4 yr (since Jun 14, 2018), with no new permit record in 8.4 yr. · 21 units
In "Applied" for 8.2 yr (since Aug 20, 2018), with no new permit record in 8.2 yr. · 109 units · $45,000,000 declared valuation
In "Approved" for 7.9 yr (since Dec 20, 2018), with no new permit record in 7.9 yr. · 275 units · $67,837,000 declared valuation
In "Applied" for 7.5 yr (since Apr 19, 2019), with no new permit record in 7.5 yr. · $44,800,000 declared valuation
Nearby remodel / interior alteration (2505 03rd St): Status changed from suspend to cancelled
Record 202205204718 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby remodel / interior alteration (2175 03rd St): Status changed from filed to issued
Record 202609188376 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby remodel / interior alteration (2175 03rd St): Issued date changed from (blank) to 2026-10-28
Record 202609188376 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby commercial tenant improvement (1241 Delaware St): Status changed from filed to approved
Record 202512081182 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby electrical / panel (638 19th St): Status changed from issued to complete
Record 202609178261 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby remodel / interior alteration (2175 03rd St): Declared valuation changed from 0 to 500000
Record 202609188376 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
601 23rd St · $762,635 valuation
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
1212 Maryland St · 105 units · 104 affordable · $35,000,000 valuation
Records span Jul 20, 2020 to Aug 25, 2025 (12 permits).
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
1201 Illinois St · $60,000 valuation
Records span Jan 28, 2025 to Jul 17, 2025 (1 permit).
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
600 20th St · 1 unit · $10,200,000 valuation
Records span Oct 1, 2021 to Mar 7, 2025 (4 permits).
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
1129 Tennessee St · 1 unit · $30,000 valuation
Records span May 25, 2022 to Apr 20, 2023 (1 permit).
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
630 Cesar Chavez St · $750,000 valuation
Records span Nov 10, 2021 to Mar 9, 2023 (2 permits).
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
1108 Tennessee St · 1 unit · $145,000 valuation
Records span Jan 4, 2022 to Feb 9, 2023 (3 permits).
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
New multifamily / condos / mixed-use permit application filed (202205194622)
Current status: filed
mayor dir 17-02 priority project: erect a 13-story over 2-basement, type 1a, residential/mixed use building, with 342 residential units, parking, retail, assembly, child care, office, bwtp. (block 8) · Declared valuation: $175,000,000
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 "Applied" for 4.4 yr (first record May 19, 2022) with no new permit activity recorded in 4.4 yr. High-impact scale (348 housing units, $175,000,000 declared valuation across 1 permit).
Active in "Approved" for 7.9 yr (first record Dec 20, 2018) with no new permit activity recorded in 7.9 yr. High-impact scale (275 housing units, $67,837,000 declared valuation across 2 permits).
Active in "Approved" for 6.9 yr (first record Nov 25, 2019) with no new permit activity recorded in 6.9 yr. High-impact scale (241 housing units, $150,000,000 declared valuation across 2 permits).
Active in "Entitled" for 8.4 yr (first record Jun 14, 2018) with no new permit activity recorded in 8.4 yr. High-impact scale (21 housing units, 3 deed-restricted affordable across 0 permits).
Active in "Applied" for 8.2 yr (first record Aug 20, 2018) with no new permit activity recorded in 8.2 yr. High-impact scale (109 housing units, $45,000,000 declared valuation across 4 permits).
Active in "Applied" for 14 mo (first record Aug 28, 2025) with no new permit activity recorded in 14 mo. High-impact scale ($762,635 declared valuation across 1 permit).
Substantial improvements (additions, interior remodels, ADUs, commercial TI, and new builds) across 2,930 parcels
+29.5% YoY
City baseline: 91.1 / 1k
296 in trailing 24m
Includes 6 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 ($15,150/yr) + local voter-approved bond debt ($2,727/yr) + fixed direct levies/Mello-Roos ($450/yr).
Insurance & hazard context:
−$78,798/yr
Cash needed: $333,300
NOI: $13,130/yr
P&I: $7,661/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 | −$6,980/mo | -25.1% | $13,055/mo | −$6,975/mo |
| Base (your inputs) | Your entered assumptions, 3.0%/yr rent growth | $3,600/mo | −$6,567/mo | -23.6% | $12,084/mo | −$6,357/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 | −$6,329/mo | -22.8% | $11,803/mo | −$5,928/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 ↗
Applied348 unitsMay 19, 2022 – May 19, 2022
We group related permits and State housing reports into projects. That grouping is our inference, not an official record.
mayor dir 17-02 priority project: erect a 13-story over 2-basement, type 1a, residential/mixed use building, with 342 residential units, parking, retail, assembly, child care, office, bwtp. (block 8)
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
151 HUMBOLDT ST
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 4232/022. Assessed value is not market value.
Search by block/lot 4232/022 (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.