{
  "address": "4058 20th Street, San Francisco, CA 94114",
  "path": "/san-francisco/castro/20th-street/4058/",
  "apn": "3601021",
  "block": "3601",
  "lot": "021",
  "eas_baseid": "361769",
  "coordinates": {
    "lat": 37.758118,
    "lng": -122.431615
  },
  "parcel": {
    "year_built": 1953,
    "units": 1,
    "stories": 1,
    "rooms": 6,
    "bathrooms": 2,
    "bedrooms": 3,
    "lot_area_sqft": 2848,
    "building_area_sqft": 1801,
    "basement_area_sqft": 680,
    "use": "Single Family Residential",
    "property_class": "Dwelling",
    "construction_type_code": "D",
    "zoning": "RH-1",
    "supervisor_district": 8,
    "assessor_neighborhood": "Eureka Valley/Dolores Heights",
    "analysis_neighborhood": "Castro/Upper Market",
    "property_location_raw": "0000 4058 20TH                ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 2396606,
    "assessed_improvement_value": 1027115,
    "last_sale_date": "2016-09-28"
  },
  "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": "1953",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "permits": [
    {
      "number": "201206082241",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2012-06-08",
      "status_date": "2012-06-08",
      "estimated_cost": 30000,
      "revised_cost": 30000,
      "description": "commencement of work not started under previously approved permit application # 200601202713.",
      "source": "sf-building-permits"
    },
    {
      "number": "200601202713",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2006-01-20",
      "status_date": "2009-03-23",
      "estimated_cost": 30000,
      "revised_cost": 30000,
      "description": "remodel 1st floor. add master bedroom, master bath. relocate laundry. add 2 new decks. new window on 2nd floor & spiral stair.",
      "source": "sf-building-permits"
    },
    {
      "number": "9006591",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1990-04-05",
      "status_date": "1990-05-10",
      "estimated_cost": 4985,
      "description": "re roofing",
      "source": "sf-building-permits"
    },
    {
      "number": "8716629",
      "type": "additions alterations or repairs",
      "status": "complete",
      "filed": "1987-11-19",
      "status_date": "1988-12-01",
      "estimated_cost": 500,
      "description": "construct portion of retaining wall, re #8712979",
      "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=4058",
      "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=3601021&$order=closed_roll_year%20DESC&$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=3601&lot=021",
      "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=3601021",
      "retrieved": "2026-07-28"
    }
  ]
}