{
  "address": "4170 17th Street, San Francisco, CA 94114",
  "path": "/san-francisco/castro/17th-street/4170/",
  "apn": "2623101",
  "block": "2623",
  "lot": "101",
  "eas_baseid": "342572",
  "coordinates": {
    "lat": 37.762529,
    "lng": -122.438987
  },
  "parcel": {
    "year_built": 1904,
    "units": 12,
    "stories": 3,
    "rooms": 26,
    "bathrooms": 12,
    "lot_area_sqft": 6615,
    "building_area_sqft": 8526,
    "use": "Multi-Family Residential",
    "property_class": "Apartment 5 to 14 Units",
    "construction_type_code": "D",
    "zoning": "RH-3",
    "supervisor_district": 8,
    "assessor_neighborhood": "Corona Heights",
    "analysis_neighborhood": "Castro/Upper Market",
    "property_location_raw": "0000 4170 17TH                ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 953636,
    "assessed_improvement_value": 1077130,
    "last_sale_date": "1993-01-08"
  },
  "historic_status": {
    "ceqa_status_code": "B",
    "ceqa_status_code_article_10_11": "B",
    "ceqa_status_label": "Unevaluated",
    "reason": "Historic Survey Result and 45 years or older",
    "yearbuilt": "1904",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "permits": [
    {
      "number": "202606032406",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2026-06-03",
      "status_date": "2026-06-03",
      "estimated_cost": 20000,
      "revised_cost": 60000,
      "description": "one unit, 1st fl 600 sf - in-kind, like for like kitchen and bathroom remodel. no structural changes, no wall relocation, and no alteration to existing plumbing layout or room configuration. pa 202412106482 does not include work for one unit.",
      "source": "sf-building-permits"
    },
    {
      "number": "202412106482",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2024-12-10",
      "status_date": "2024-12-10",
      "estimated_cost": 100000,
      "revised_cost": 130000,
      "description": "remodel 2 kitchen, 2 baths in kind. new electrical and plumbing. replace 4 floor joists by sistering and 4 studs that have dryrot at bathroom area (units:102-104)",
      "source": "sf-building-permits"
    },
    {
      "number": "202409040044",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2024-09-04",
      "status_date": "2024-09-16",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "renew for final 202001212432. all work is complete.",
      "source": "sf-building-permits"
    },
    {
      "number": "202201135957",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2022-01-13",
      "status_date": "2022-05-19",
      "estimated_cost": 20000,
      "revised_cost": 20000,
      "description": "to comply with complaint# 201903382 item #2: repair damage at front right bay of building up to roof line. includes putting stucco back alike in-kind.",
      "source": "sf-building-permits"
    },
    {
      "number": "202012311986",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2020-12-31",
      "status_date": "2022-05-19",
      "estimated_cost": 10000,
      "revised_cost": 10000,
      "description": "this project involves bay window strengthening by adding 2 cantilever street beams supported by steel heaer and wood post at garage opening. replace three damaged windows in-kind (dbl-hung wood with ogee lugs, not clad)",
      "source": "sf-building-permits"
    },
    {
      "number": "202001212432",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2020-01-21",
      "status_date": "2024-09-16",
      "estimated_cost": 2000,
      "revised_cost": 2000,
      "description": "repair of rear stairs, less than 50% . repair in kind. to comply with nov# 201903382 # 4",
      "source": "sf-building-permits"
    },
    {
      "number": "M1078047",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2019-05-08",
      "status_date": "2019-05-08",
      "revised_cost": 1,
      "description": "street space only",
      "source": "sf-building-permits"
    },
    {
      "number": "201709158731",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2017-09-15",
      "status_date": "2019-11-04",
      "estimated_cost": 80000,
      "revised_cost": 122000,
      "description": "soft story retrofit per sf ordinance compliance per sfebc chapter 4d engineering criteria 2016 cebc appendix a-4, plywood shearwalls added or strenghtened at ground floor concrete fdns added or strenghtened as required design",
      "source": "sf-building-permits"
    },
    {
      "number": "201005202904",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2010-05-20",
      "status_date": "2010-08-10",
      "estimated_cost": 20000,
      "revised_cost": 20000,
      "description": "foundation repairs per plans.",
      "source": "sf-building-permits"
    },
    {
      "number": "200904247001",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2009-04-24",
      "status_date": "2009-04-29",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "to obtain final inspection for work approved under pa#200606143943. all work is complete.",
      "source": "sf-building-permits"
    },
    {
      "number": "200710185825",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2007-10-18",
      "status_date": "2007-10-18",
      "estimated_cost": 20000,
      "revised_cost": 20000,
      "description": "installing a zone system on existing furnace + duct smoke detector. replace manual dampers w/electric dampers + syncronizing control panel complaint #200723450. fire alarm & seperate application.",
      "source": "sf-building-permits"
    },
    {
      "number": "200606143943",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2006-06-14",
      "status_date": "2006-06-14",
      "estimated_cost": 15630,
      "revised_cost": 15630,
      "description": "reroofing",
      "source": "sf-building-permits"
    },
    {
      "number": "200603015722",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2006-03-01",
      "status_date": "2006-04-19",
      "estimated_cost": 5000,
      "revised_cost": 5000,
      "description": "comply with nov#200666706 from housing dept. first item repair back stairs in kind.",
      "source": "sf-building-permits"
    },
    {
      "number": "200306308425",
      "type": "additions alterations or repairs",
      "status": "complete",
      "filed": "2003-06-30",
      "status_date": "2003-07-22",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "correct the record and show current legal floor plan of bldg dbi record shows 11 units; actual legal",
      "source": "sf-building-permits"
    },
    {
      "number": "200105179418",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2001-05-17",
      "status_date": "2001-07-09",
      "estimated_cost": 125,
      "revised_cost": 125,
      "description": "install pickets @ stair rails. rear egrass stairs.",
      "source": "sf-building-permits"
    },
    {
      "number": "9303645",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1993-03-05",
      "status_date": "1994-04-20",
      "estimated_cost": 600,
      "description": "replac windows w/alum sliding dr/rough opening replac w/8'dr",
      "source": "sf-building-permits"
    },
    {
      "number": "8916990",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1989-09-13",
      "status_date": "1991-11-18",
      "estimated_cost": 11000,
      "description": "repair damaged framing and increase foundation height",
      "source": "sf-building-permits"
    },
    {
      "number": "8910725",
      "type": "additions alterations or repairs",
      "status": "complete",
      "filed": "1989-06-21",
      "status_date": "1991-09-13",
      "estimated_cost": 4000,
      "description": "underpin according to plans",
      "source": "sf-building-permits"
    },
    {
      "number": "8411995",
      "type": "additions alterations or repairs",
      "status": "complete",
      "filed": "1984-11-07",
      "status_date": "1985-03-11",
      "estimated_cost": 11690,
      "description": "install 2 solar dhw system of 6 4'x10\" morningstar collector",
      "source": "sf-building-permits"
    },
    {
      "number": "8306382",
      "type": "additions alterations or repairs",
      "status": "complete",
      "filed": "1983-07-07",
      "status_date": "1986-03-04",
      "estimated_cost": 3640,
      "description": "to bring into code",
      "source": "sf-building-permits"
    }
  ],
  "sources": [
    {
      "id": "sf-eas-addresses",
      "name": "SF Enterprise Addressing System via DataSF",
      "query": "https://data.sfgov.org/resource/3mea-di5p.json?street_name=17TH&street_type=ST&address_number=4170",
      "retrieved": "2026-07-28"
    },
    {
      "id": "sf-assessor-roll",
      "name": "SF Office of the Assessor-Recorder via DataSF (2025 secured roll)",
      "query": "https://data.sfgov.org/resource/wv5m-vpq2.json?parcel_number=2623101&$order=closed_roll_year%20DESC&$limit=1",
      "retrieved": "2026-07-28"
    },
    {
      "id": "sf-building-permits",
      "name": "SF Dept. of Building Inspection via DataSF",
      "query": "https://data.sfgov.org/resource/i98e-djp9.json?block=2623&lot=101",
      "retrieved": "2026-07-28"
    },
    {
      "id": "sf-planning",
      "name": "SF Planning Department — Historic Resource Status by Parcel via DataSF",
      "query": "https://data.sfgov.org/resource/3tsw-4idn.json?apn=2623101",
      "retrieved": "2026-07-28"
    }
  ]
}