San Francisco · Lone Mountain/USF · Block/lot 1194/006 · San Francisco
Since October 2024 within ½ mile: 172 homes completed, 5 permitted, 9 proposed or in review (160 of them deed-restricted affordable).
22 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.
962 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.
$1,881,000
Benchmark range: $1,599,000 – $2,163,000
Source: San Francisco Department of Building Inspection, Building Permits · Geography: permits located by parcel, ½ mile radius · Retrieved Oct 29, 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 29, 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-3 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 "Entitled" for 10.4 yr (since Jun 1, 2016), with no new permit record in 7.9 yr. · 3 units · $1,000,000 declared valuation
Permit issued and active for 6.9 yr (first record Dec 9, 2019), with no completion or new permit record in 5.7 yr. · 3 units · $100,000 declared valuation
Permit issued and active for 6.6 yr (first record Mar 10, 2020), with no completion or new permit record in 3.8 yr. · 1 unit · $125,000 declared valuation
In "Applied" for 3.6 yr (since Mar 6, 2023), with no new permit record in 3.6 yr. · 1 unit · $20,000 declared valuation
Permit issued and active for 4.6 yr (first record Mar 31, 2022), with no completion or new permit record in 3.6 yr. · 1 unit · $100,000 declared valuation
In "Applied" for 3.5 yr (since Apr 18, 2023), with no new permit record in 3.5 yr. · 1 unit · $175,000 declared valuation
Nearby remodel / interior alteration (524 Central Av): Status changed from issued to expired
Record 202112224871 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Record 201906052564 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby ev charger (2041 Fulton St): Status changed from approved to issued
Record 202512303001 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby ev charger (2041 Fulton St): Issued date changed from (blank) to 2026-10-28
Record 202512303001 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby ev charger (2041 Fulton St): Description text was updated
Record 202512303001 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby remodel / interior alteration (1328 Waller St): Status changed from filed to issued
Record 202610069091 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby remodel / interior alteration (1328 Waller St): Issued date changed from (blank) to 2026-10-28
Record 202610069091 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby remodel / interior alteration (333 Baker St): No longer present in latest agency feed
Record 202610079144 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby windows / doors / siding (2944 Turk Bl): Status changed from filed to issued
Record 202610239853 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby windows / doors / siding (2944 Turk Bl): Issued date changed from (blank) to 2026-10-26
Record 202610239853 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby windows / doors / siding (2944 Turk Bl): Description text was updated
Record 202610239853 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby windows / doors / siding (1740 Fell St): First appeared in published agency feed
Record 202610269903 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby remodel / interior alteration (524 Central Av): First appeared in published agency feed
Record 202610269905 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby hvac / heat pump (2195 Fulton St): Declared valuation changed from 0 to 50000
Record 202503202662 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff within ½ mile
Nearby ev charger (2041 Fulton St): Status changed from filed to approved
Record 202512303001 · Detected between snapshots
Source: San Francisco Department of Building Inspection, Building Permits · Snapshot diff 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 "Entitled" for 10.4 yr (first record Jun 1, 2016) with no new permit activity recorded in 7.9 yr. High-impact scale (3 housing units, $1,000,000 declared valuation across 2 permits).
Active in "Issued" for 6.9 yr (first record Dec 9, 2019) with no new permit activity recorded in 5.7 yr.
Active in "Applied" for 3.2 yr (first record Aug 11, 2023) with no new permit activity recorded in 3.2 yr. High-impact scale (13 housing units, $1,400,000 declared valuation across 1 permit).
Active in "Entitled" for 2.6 yr (first record Mar 13, 2024) with no new permit activity recorded in 2.6 yr. High-impact scale (4 housing units across 0 permits).
Active in "Entitled" for 6.8 yr (first record Dec 24, 2019) with no new permit activity recorded in 2.2 yr. High-impact scale (2 housing units, $895,600 declared valuation across 2 permits).
Active in "Issued" for 3.3 yr (first record Jul 18, 2023) with no new permit activity recorded in 2.3 yr. High-impact scale (2 housing units, $2,000,000 declared valuation across 1 permit).
Substantial improvements (additions, interior remodels, ADUs, commercial TI, and new builds) across 2,325 parcels
+57.5% YoY
City baseline: 91.1 / 1k
224 in trailing 24m
Includes 13 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 ($18,800/yr) + local voter-approved bond debt ($3,384/yr) + fixed direct levies/Mello-Roos ($450/yr).
Insurance & hazard context:
−$105,253/yr
Cash needed: $413,600
NOI: $8,823/yr
P&I: $9,506/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 | −$9,185/mo | -26.6% | $16,133/mo | −$9,209/mo |
| Base (your inputs) | Your entered assumptions, 3.0%/yr rent growth | $3,600/mo | −$8,771/mo | -25.4% | $14,932/mo | −$8,591/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 | −$8,534/mo | -24.8% | $14,585/mo | −$8,162/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 unitsDec 9, 2019 – Mar 1, 2021
Entitled3 unitsJun 1, 2016 – Dec 6, 2018
We group related permits and State housing reports into projects. That grouping is our inference, not an official record.
add (1) adu per ordinance #162-16 to basement of building expanded under appln #201912098978
vertical and horizontal addition to (e) single family dwelling for two new units per planning commision motion# 20350.
demolish single family dwelling unit
construct new 4-story, 1 basement, 3-family dwelling unit.
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel (APN) · Retrieved Oct 29, 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 |
|---|---|---|---|---|---|---|
| 2021 | —(201912098978) | 2 to 4 · Renter | — | 2 (Mar 1, 2021) | — | — |
| 2021 | —(201912189942) | ADU · Renter | — | 3 (Mar 1, 2021) | — | — |
| 2018 | 137 Clayton Street(2015-018150PRJ) | ADU · Renter | 2 (Dec 6, 2018) | — | — | — |
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 29, 2026
137 CLAYTON ST; 139 CLAYTON ST; 141 CLAYTON ST
Source: San Francisco Planning / DataSF, Parcels – Active and Retired · Geography: parcel · Retrieved Oct 29, 2026
Zoning, permits, planning cases, and assessor data for this lot (SF Planning)
Look up block/lot 1194/006. Assessed value is not market value.
Search by block/lot 1194/006 (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.