{
  "address": "4165–4167 20th Street, San Francisco, CA 94114",
  "path": "/san-francisco/castro/20th-street/4165/",
  "apn": "3603079",
  "block": "3603",
  "lot": "079",
  "eas_baseid": "361987",
  "coordinates": {
    "lat": 37.757492,
    "lng": -122.433862
  },
  "address_range": "4165–4167",
  "street_numbers_on_parcel": [
    "4165",
    "4167"
  ],
  "parcel": {
    "year_built": 1902,
    "units": 3,
    "stories": 2,
    "rooms": 12,
    "bathrooms": 3,
    "bedrooms": 5,
    "lot_area_sqft": 2848,
    "building_area_sqft": 2802,
    "use": "Multi-Family Residential",
    "property_class": "Flats & Duplex",
    "construction_type_code": "D",
    "zoning": "RH-2",
    "supervisor_district": 8,
    "assessor_neighborhood": "Eureka Valley/Dolores Heights",
    "analysis_neighborhood": "Castro/Upper Market",
    "property_location_raw": "4167 4165 20TH                ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 1556391,
    "assessed_improvement_value": 667022,
    "last_sale_date": "2015-06-10"
  },
  "historic_status": {
    "ceqa_status_code": "B",
    "ceqa_status_code_article_10_11": "B",
    "ceqa_status_label": "Unevaluated",
    "reason": "No evaluation and 45 years or older",
    "yearbuilt": "1902",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "permits": [
    {
      "number": "200907142621",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2009-07-14",
      "status_date": "2009-08-18",
      "estimated_cost": 1000,
      "revised_cost": 1000,
      "description": "back stairs of top unit:install railings and close in side of 4\" gap. back deck: fix stairs, repair railings and loose boards(replace)",
      "source": "sf-building-permits"
    },
    {
      "number": "8514619",
      "type": "additions alterations or repairs",
      "status": "complete",
      "filed": "1985-12-30",
      "status_date": "1986-09-05",
      "estimated_cost": 12000,
      "description": "interior finish work @ basement only",
      "source": "sf-building-permits"
    },
    {
      "number": "8507405",
      "type": "additions alterations or repairs",
      "status": "complete",
      "filed": "1985-07-16",
      "status_date": "1985-11-22",
      "estimated_cost": 12000,
      "description": "horizontal extension at lightwell",
      "source": "sf-building-permits"
    },
    {
      "number": "8501897",
      "type": "additions alterations or repairs",
      "status": "expired",
      "filed": "1985-02-25",
      "status_date": "1985-11-22",
      "estimated_cost": 2000,
      "description": "additional work to prior application #8413234",
      "source": "sf-building-permits"
    },
    {
      "number": "8413234",
      "type": "additions alterations or repairs",
      "status": "cancelled",
      "filed": "1984-12-18",
      "status_date": "1985-03-29",
      "estimated_cost": 15000,
      "description": "garage conversion to habitable room including shoring",
      "source": "sf-building-permits"
    },
    {
      "number": "8403645",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1984-04-06",
      "status_date": "1984-06-04",
      "estimated_cost": 1600,
      "description": "paint and patch",
      "source": "sf-building-permits"
    },
    {
      "number": "8402312",
      "type": "additions alterations or repairs",
      "status": "complete",
      "filed": "1984-03-05",
      "status_date": "1984-03-29",
      "estimated_cost": 18500,
      "description": "repair roof damage caused by fire replace damage.",
      "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=20TH&street_type=ST&address_number=4165",
      "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=3603079&$order=closed_roll_year%20DESC&$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=3603&lot=079",
      "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=3603079",
      "retrieved": "2026-07-28"
    }
  ]
}