{
  "address": "3432 20th Street, San Francisco, CA 94110",
  "path": "/san-francisco/mission/20th-street/3432/",
  "apn": "3595013",
  "block": "3595",
  "lot": "013",
  "eas_baseid": "361416",
  "coordinates": {
    "lat": 37.758946,
    "lng": -122.417603
  },
  "parcel": {
    "year_built": 1900,
    "units": 1,
    "stories": 2,
    "rooms": 9,
    "bathrooms": 1,
    "lot_area_sqft": 2199,
    "building_area_sqft": 3862,
    "use": "Single Family Residential",
    "property_class": "Dwelling",
    "construction_type_code": "D",
    "zoning": "RH-3",
    "supervisor_district": 9,
    "assessor_neighborhood": "Inner Mission",
    "analysis_neighborhood": "Mission",
    "property_location_raw": "0000 3432 20TH                ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 30900,
    "assessed_improvement_value": 33212
  },
  "historic_status": {
    "ceqa_status_code": "C",
    "ceqa_status_code_article_10_11": "C",
    "ceqa_status_label": "Not a historical resource",
    "reason": "Historic Survey Result",
    "yearbuilt": "1900",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "permits": [
    {
      "number": "201907125722",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2019-07-12",
      "status_date": "2019-07-31",
      "estimated_cost": 34000,
      "revised_cost": 34000,
      "description": "reroofing: install modfied mitumen roof. install fiberglass base sheet on front roof.install silicone coating on foam roof. min 1/4 to 12 slope drainage system.",
      "source": "sf-building-permits"
    },
    {
      "number": "201103303131",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2011-03-30",
      "status_date": "2011-04-05",
      "estimated_cost": 1000,
      "revised_cost": 1000,
      "description": "(n) access ladder to comply with nov#(his)200926823 dated 11/13/09. to replace wooden ladder with aluminum ladder w/min. 2-1/2\" dia. lag screws @ 4'-0\" o.c. to wall min. 3\" embedment.",
      "source": "sf-building-permits"
    },
    {
      "number": "200603096345",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2006-03-09",
      "status_date": "2010-08-23",
      "estimated_cost": 30000,
      "revised_cost": 30000,
      "description": "paint, redo hardwood floors (refinish). plumbing, eletctrical, inspect. new fixtures in bathrooms & kitchens. new cabinets, sink. countertop & appliances.",
      "source": "sf-building-permits"
    },
    {
      "number": "M36653",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2006-03-08",
      "status_date": "2006-03-08",
      "revised_cost": 0,
      "description": "street space & sidewalk",
      "source": "sf-building-permits"
    },
    {
      "number": "9108473",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1991-05-15",
      "status_date": "1991-06-18",
      "estimated_cost": 5900,
      "description": "reroofing",
      "source": "sf-building-permits"
    },
    {
      "number": "8502950",
      "type": "additions alterations or repairs",
      "status": "complete",
      "filed": "1985-03-25",
      "status_date": "1986-03-04",
      "estimated_cost": 5,
      "description": "bring into code as required by dahi",
      "source": "sf-building-permits"
    },
    {
      "number": "8405528",
      "type": "additions alterations or repairs",
      "status": "withdrawn",
      "filed": "1984-05-24",
      "status_date": "1984-09-07",
      "estimated_cost": 1000,
      "description": "to bring building 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=20TH&street_type=ST&address_number=3432",
      "retrieved": "2026-07-31"
    },
    {
      "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=3595013&$order=closed_roll_year%20DESC&$limit=1",
      "retrieved": "2026-07-31"
    },
    {
      "id": "sf-building-permits",
      "name": "SF Dept. of Building Inspection via DataSF",
      "query": "https://data.sfgov.org/resource/i98e-djp9.json?block=3595&lot=013",
      "retrieved": "2026-07-31"
    },
    {
      "id": "sf-planning",
      "name": "SF Planning Department — Historic Resource Status by Parcel via DataSF",
      "query": "https://data.sfgov.org/resource/3tsw-4idn.json?apn=3595013",
      "retrieved": "2026-07-31"
    }
  ]
}