San Francisco · Potrero Hill · Block/lot 4232/006 · 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.
142 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.
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 10.6 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
In "Applied" for 7.5 yr (since May 9, 2019), with no new permit record in 7.5 yr. · $7,314 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 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
Remodel / interior alteration permit issued (202603278461)
Recorded status: issued
deferred mep for permit 202601304958. · Declared valuation: $84,720 · 105 housing units
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel
Remodel / interior alteration permit application filed (202603278461)
Current status: issued
deferred mep for permit 202601304958. · Declared valuation: $84,720
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel
Commercial tenant improvement permit issued (202601304958)
Recorded status: issued
tenant improvement at ground fl of the sophie maxwell building. work includes buildout of retail display area, showroom, sales center, bathroom, support spaces. · Declared valuation: $225,000
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel
Commercial tenant improvement permit application filed (202601304958)
Current status: issued
tenant improvement at ground fl of the sophie maxwell building. work includes buildout of retail display area, showroom, sales center, bathroom, support spaces. · Declared valuation: $225,000
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel
Plan revision / deferred submittal permit application filed (202509165370)
Current status: complete
revision to mep drawings 202212229038 to update t-24 compliance forms & hers testing · Declared valuation: $1
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel
Plan revision / deferred submittal permit issued (202509165370)
Recorded status: complete
revision to mep drawings 202212229038 to update t-24 compliance forms & hers testing · Declared valuation: $1 · 105 housing units
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel
601 23rd St · $762,635 valuation
Source: San Francisco Department of Building Inspection, Building Permits & HCD APR (grouped project within ½ mile)
105 housing units completed (202212229038)
Reported in 2025 Housing Element Annual Progress Report
5+ · Renter · 104 deed-restricted affordable
Source: California HCD, Housing Element Annual Progress Report — Table A2 · Geography: parcel
Remodel / interior alteration permit issued (202508012157)
Recorded status: issued
temp parking lot to serve housing development (sophie maxwell building). will provide 63 parking spaces w/ fencing , all access gate & an artificial turf area designed for dog use. · Declared valuation: $20,000
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel
Remodel / interior alteration permit application filed (202508012157)
Current status: issued
temp parking lot to serve housing development (sophie maxwell building). will provide 63 parking spaces w/ fencing , all access gate & an artificial turf area designed for dog use. · Declared valuation: $20,000
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel
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)
Roof replacement permit issued (202503182441)
Recorded status: complete
priority 100% affordable housing: twenty-six (26) evacuation maps for levels 1 thru 8, plus a roof terrace. reference site permit pa# 202212229038. · Declared valuation: $10,000 · 105 housing units
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel
Plan revision / deferred submittal permit issued (202503253002)
Recorded status: complete
revision to arch and mep drawings for 2 hours fire resistive riser. ref pa# 202212229038 s5. · Declared valuation: $2,000 · 105 housing units
Source: San Francisco Department of Building Inspection, Building Permits · Geography: parcel
Source: San Francisco Department of Building Inspection, Building Permits · Geography: permits located by parcel, ½ mile radius · Retrieved Oct 30, 2026
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).
High-impact scale (105 housing units, 104 deed-restricted affordable, $35,000,000 declared valuation across 12 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).
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
Finaled / completed105 units104 deed-restrictedJul 20, 2020 – Aug 25, 2025
We group related permits and State housing reports into projects. That grouping is our inference, not an official record.
deferred mep for permit 202601304958.
tenant improvement at ground fl of the sophie maxwell building. work includes buildout of retail display area, showroom, sales center, bathroom, support spaces.
revision to mep drawings 202212229038 to update t-24 compliance forms & hers testing
temp parking lot to serve housing development (sophie maxwell building). will provide 63 parking spaces w/ fencing , all access gate & an artificial turf area designed for dog use.
priority 100% affordable housing: twenty-six (26) evacuation maps for levels 1 thru 8, plus a roof terrace. reference site permit pa# 202212229038.
revision to arch and mep drawings for 2 hours fire resistive riser. ref pa# 202212229038 s5.
revision to arch & mep drawings for boa/electrical room ratings ref pa 202212229038s5
priority per ab-004. tower crane erection for contruction of project,tower crane dismantle
install 6" underground fire line. point of connection at street curb left off by water dept. ref site# 202212229038. fire sprinklers under addenda.
revision to 202305057250 due field condition for additional details for resupport of e walkways south of existing control room
per enc request, created address 211 humboldt st, 1201, 1212 maryland st at apn 4232/006.
added demo scope to pa# 202308305599
mayor dir 13-01 & 17-02 priority project: erect a 8-story, type 1b, residential/mixed use building, with 105 residential units, retail, assembly, office. (block 7b)
select demolition includes removal of selected concrete walls to create (n) openins thru (e) concrete turbine platform.
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.
| Report year | Project / record | Type | Entitled | Permitted | Completed | Deed-restricted |
|---|---|---|---|---|---|---|
| 2025 | —(202212229038) | 5+ · Renter | — | — | 105 (Aug 25, 2025) | 104 |
| 2024 | —(202212229038) | 5+ · Renter | — | 105 (Apr 12, 2024) | — | 104 |
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
1204 MARYLAND ST; 211 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 4232/006. Assessed value is not market value.
Search by block/lot 4232/006 (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.
mayoral ed-17-02: removal of interior flum gas exhaust duct, typically referred to as chimney liver, & water tank structure inside of chimney. all nonstructural demo.
mayor ed 13-01/17-02 priority permit: street improvements of the phase 1 potrero power station project that are on private property (23rd st, craig ln, & louisiana st). this is a subset of the drawings that were already reviewed & approved by task force, under city of sf permit 221e-005511.
mayoral ed-17-02 removal of existing concrete encased partial steel control room building to slab on grade. 2. floating concrete slab connecting control room back to turbine platform. per ab-017.
unit 3 bldg - mayoral ed 17-02. removal (e) steel boiler unit, and all associated non-structral equipment. a condenser unit, three intake pumps cooking water heat exchanger per ab-017
mayoral ed-17-02: removal of cutout demo of (e) office building only non-structurl demo to remove partitions within building, removal of rooftop locker wash house room located on top of office building roof
mayor ed 13-01/17-02. rev. to pa# 202005277886, modif. to rough grading permit for potrero power station sud on apn 4175-002, 4175-017, 4232-001 & 4232-006. adjustment to specific qualities of the soil to be placed under the future lousiana rd. req'd by sfpuc's pending stormwater control permit &...
rough grading of proposed structs,alleys,open space & development block area for portion of pps svd on 4232/006. also incld geo measures of surcharging bay mud within street/deep soil mixing along water front, interim drainage managed erosion sediment control measures will be implemented.
2nd fl: select demolition, construction of new interior walls, finishes, and lighting. mep under a separate permit.
select demolition, construction of new interior walls, finishes, lighting. mechanical, electrical, plumbing to be submitted under a separate permit
bldg# 18-to demolish a type 2, 1-story storage bldg.(total 5 bldgs to be demolished, this bldg named as abrasive blast blgd on the dwgs)
bldg# 16-to demolish a type2, 1-story office bldg.(total 5 bldgs to be demolished on the lot, this bldg named as cbc office on the dwgs)
bldg# 15-to demolish a type 3, 1-story office/electric shop bldg.(total 5 bldgs to be demolished on the lot. this bldg named as electric shot on the dwgs)
bldg# 14-to demolish a type 2, 1-story sotrage bldg.(total 5 bldg to be demolished on the lot. this bldg named as machine shop on the dwgs)
bldg# 12-to demolish a type 3b, 1-story currently unoccupied bldg.(total 5 bldgs to be demolished on this lot, this bldg named as station a gate house on the dwgs)
rough grading of open space area for portion of pps sud on port of sf property. the activities will also include the geotechnical measures of deep soil mixing along the waterfront. interim drainage will be managed and erosion and sediment control measures will be implemented.
soil remediation:remove (e)utilities&buried strucs,excavate soil to 5-8' below grd surface,in-site soil solidification,remove&cap a sec of abandoned undergrd concrete intake pipe,backfill w/clean imported fill,&instl&/or repair durable covers crushed stone,or asphalt pavement.elec&plum sep.
per request form california barrel company, at block 4232, lot 006, create new address as; 420 3rd street