{
  "address": "3120–3122 21st Street, San Francisco, CA 94110",
  "path": "/san-francisco/mission/21st-street/3120/",
  "apn": "3610012",
  "block": "3610",
  "lot": "012",
  "eas_baseid": "362471",
  "coordinates": {
    "lat": 37.757353,
    "lng": -122.417255
  },
  "address_range": "3120–3122",
  "street_numbers_on_parcel": [
    "3120",
    "3122"
  ],
  "parcel": {
    "year_built": 1900,
    "units": 2,
    "stories": 2,
    "rooms": 9,
    "bathrooms": 2,
    "lot_area_sqft": 2374,
    "building_area_sqft": 2880,
    "use": "Multi-Family Residential",
    "property_class": "Flats & Duplex",
    "construction_type_code": "D",
    "zoning": "RM-1",
    "supervisor_district": 9,
    "assessor_neighborhood": "Inner Mission",
    "analysis_neighborhood": "Mission",
    "property_location_raw": "3122 3120 21ST                ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 673506,
    "assessed_improvement_value": 288638,
    "last_sale_date": "2011-06-09"
  },
  "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": "202302011183",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2023-02-01",
      "status_date": "2023-02-10",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "rev to pa# 2022-0429-3334; emergency repairs per nov 2022-90375 repair damage from auto accident replace in-kind garage walls, foundations, windows and doors",
      "source": "sf-building-permits"
    },
    {
      "number": "202204293334",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2022-04-29",
      "status_date": "2023-09-27",
      "estimated_cost": 100000,
      "revised_cost": 100000,
      "description": "all repair work to be in \"like-kind\" or better. approved with no plans per nov #202290375: repair damage from ar accident. replace in-kind: posts, wall, garage door, foundation, walls, windows, doors.",
      "source": "sf-building-permits"
    },
    {
      "number": "201905130485",
      "type": "otc alterations permit",
      "status": "cancelled",
      "filed": "2019-05-13",
      "status_date": "2023-01-27",
      "estimated_cost": 136000,
      "revised_cost": 136000,
      "description": "install interior stairs to connect garage to 1st fl unit. expand e storage space under e kitchen remodel garage bath. retrofit partitial foundation. change storage into legal bedrooms",
      "source": "sf-building-permits"
    },
    {
      "number": "201508255244",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2015-08-25",
      "status_date": "2016-06-16",
      "estimated_cost": 2100,
      "revised_cost": 4260,
      "description": "replace (7) vinyl windows with aluminum clad. not visible from street. max v factor 0.40. jeld-wen windows.",
      "source": "sf-building-permits"
    },
    {
      "number": "201112150710",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2011-12-15",
      "status_date": "2012-02-07",
      "estimated_cost": 2100,
      "revised_cost": 2100,
      "description": "replace seven wood windows with aluminum clad windows. not visible from street. (max u factor 0.40)",
      "source": "sf-building-permits"
    },
    {
      "number": "201108182738",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2011-08-18",
      "status_date": "2011-10-25",
      "estimated_cost": 4000,
      "revised_cost": 5400,
      "description": "replace seven windows from aluminum with wood double hung windows. maximum u factor for windows shall not exceed 0.40. no rough opening changes.",
      "source": "sf-building-permits"
    },
    {
      "number": "9800431",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1998-01-09",
      "status_date": "1999-03-01",
      "estimated_cost": 950,
      "description": "install 3 replacement windows",
      "source": "sf-building-permits"
    },
    {
      "number": "9515814",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1995-09-26",
      "status_date": "1996-03-12",
      "estimated_cost": 3000,
      "description": "reroofing",
      "source": "sf-building-permits"
    },
    {
      "number": "9418674",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1994-11-14",
      "status_date": "1995-03-14",
      "estimated_cost": 4800,
      "description": "reroofing",
      "source": "sf-building-permits"
    },
    {
      "number": "9206337",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1992-04-20",
      "status_date": "1992-10-20",
      "estimated_cost": 6980,
      "description": "remove and replace kitchen on 1/f no structural work",
      "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=21ST&street_type=ST&address_number=3120",
      "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=3610012&$order=closed_roll_year%20DESC&$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=3610&lot=012",
      "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=3610012",
      "retrieved": "2026-07-31"
    }
  ]
}