{
  "address": "2721–2723 20th Street, San Francisco, CA 94110",
  "path": "/san-francisco/mission/20th-street/2721/",
  "apn": "4088037C",
  "block": "4088",
  "lot": "037C",
  "eas_baseid": "368425",
  "coordinates": {
    "lat": 37.759117,
    "lng": -122.408392
  },
  "address_range": "2721–2723",
  "street_numbers_on_parcel": [
    "2721",
    "2723"
  ],
  "parcel": {
    "year_built": 1906,
    "units": 2,
    "stories": 2,
    "rooms": 10,
    "bathrooms": 2,
    "lot_area_sqft": 1528,
    "building_area_sqft": 2760,
    "use": "Multi-Family Residential",
    "property_class": "Flats & Duplex",
    "construction_type_code": "D",
    "zoning": "RH-2",
    "supervisor_district": 9,
    "assessor_neighborhood": "Inner Mission",
    "analysis_neighborhood": "Mission",
    "property_location_raw": "2723 2721 20TH                ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 837522,
    "assessed_improvement_value": 358938,
    "last_sale_date": "2023-03-27"
  },
  "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": "1906",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "permits": [
    {
      "number": "202107023722",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2021-07-02",
      "status_date": "2022-05-23",
      "estimated_cost": 30000,
      "revised_cost": 30000,
      "description": "work to conform to his complaints 202177781, 202178672, 202178673, 202178674, kitchen cabinets, window as specified, stairs (rear), kitchen floor tiles or linoleum. windows not facing street.",
      "source": "sf-building-permits"
    },
    {
      "number": "201805098703",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2018-05-09",
      "status_date": "2018-05-09",
      "estimated_cost": 8000,
      "revised_cost": 8000,
      "description": "replace existing siding on rear side of bldg, approx 600 sq ft",
      "source": "sf-building-permits"
    },
    {
      "number": "200308081548",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2003-08-08",
      "status_date": "2003-08-08",
      "estimated_cost": 14000,
      "revised_cost": 14000,
      "description": "install vinyl siding over 4 sides of the house visible from street no structural changes.",
      "source": "sf-building-permits"
    },
    {
      "number": "200306126904",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2003-06-12",
      "status_date": "2003-06-12",
      "estimated_cost": 20027,
      "revised_cost": 20027,
      "description": "vinyl siding over existing right side & back of house only.not doing front of house.",
      "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=2721",
      "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=4088037C&$order=closed_roll_year%20DESC&$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=4088&lot=037C",
      "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=4088037C",
      "retrieved": "2026-07-31"
    }
  ]
}