{
  "address": "4076 20th Street, San Francisco, CA 94114",
  "path": "/san-francisco/castro/20th-street/4076/",
  "apn": "3601023",
  "block": "3601",
  "lot": "023",
  "eas_baseid": "361771",
  "coordinates": {
    "lat": 37.758108,
    "lng": -122.431788
  },
  "parcel": {
    "year_built": 1907,
    "units": 1,
    "stories": 1,
    "rooms": 4,
    "bathrooms": 1,
    "bedrooms": 2,
    "lot_area_sqft": 2850,
    "building_area_sqft": 792,
    "lot_depth_ft": 14,
    "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 4076 20TH                ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 998934,
    "assessed_improvement_value": 709902,
    "last_sale_date": "2004-04-14"
  },
  "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": "1907",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "permits": [
    {
      "number": "201106208522",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2011-06-20",
      "status_date": "2011-11-04",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "revision to appl #201007166818: replace existing 8\" poured-in-place concrete wall at property line with 8\" shotcrete wall.",
      "source": "sf-building-permits"
    },
    {
      "number": "M265206",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2011-05-31",
      "status_date": "2011-05-31",
      "revised_cost": 1,
      "description": "street space",
      "source": "sf-building-permits"
    },
    {
      "number": "201007166818",
      "type": "additions alterations or repairs",
      "status": "complete",
      "filed": "2010-07-16",
      "status_date": "2011-11-04",
      "estimated_cost": 10000,
      "revised_cost": 20500,
      "description": "expand exiting basement room to match walls of exist sunroom above + small addition below existing deck, replace existing damaged exterior deck + stair.",
      "source": "sf-building-permits"
    },
    {
      "number": "9202667",
      "type": "additions alterations or repairs",
      "status": "complete",
      "filed": "1992-02-24",
      "status_date": "1993-03-31",
      "estimated_cost": 2500,
      "description": "horizontal addition",
      "source": "sf-building-permits"
    },
    {
      "number": "8503529",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1985-04-08",
      "status_date": "1985-05-10",
      "estimated_cost": 1132,
      "description": "repair dry rot at front wal, porch & rear stairs.",
      "source": "sf-building-permits"
    },
    {
      "number": "8000357",
      "type": "additions alterations or repairs",
      "status": "cancelled",
      "filed": "1980-01-11",
      "status_date": "1992-02-19",
      "estimated_cost": 2500,
      "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=4076",
      "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=3601023&$order=closed_roll_year%20DESC&$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=023",
      "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=3601023",
      "retrieved": "2026-07-28"
    }
  ]
}