{
  "address": "643–645 Guerrero Street, San Francisco, CA 94110",
  "path": "/san-francisco/mission/guerrero-street/643/",
  "apn": "3588059",
  "block": "3588",
  "lot": "059",
  "eas_baseid": "361141",
  "coordinates": {
    "lat": 37.760856,
    "lng": -122.4234
  },
  "address_range": "643–645",
  "street_numbers_on_parcel": [
    "643",
    "645"
  ],
  "parcel": {
    "year_built": 1923,
    "units": 2,
    "stories": 2,
    "rooms": 10,
    "bathrooms": 2,
    "lot_area_sqft": 2622,
    "building_area_sqft": 2676,
    "use": "Multi-Family Residential",
    "property_class": "Flats & Duplex",
    "construction_type_code": "D",
    "zoning": "RH-3",
    "supervisor_district": 9,
    "assessor_neighborhood": "Mission Dolores",
    "analysis_neighborhood": "Mission",
    "property_location_raw": "0645 0643 GUERRERO            ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 44325,
    "assessed_improvement_value": 132234
  },
  "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": "1923",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "permits": [
    {
      "number": "202102094291",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2021-02-09",
      "status_date": "2021-05-19",
      "estimated_cost": 6500,
      "revised_cost": 6500,
      "description": "6 wood frame retrofit windows replacement with wood framing windows facing street.",
      "source": "sf-building-permits"
    },
    {
      "number": "201901160530",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2019-01-16",
      "status_date": "2019-08-16",
      "estimated_cost": 20000,
      "revised_cost": 23000,
      "description": "kitchen remodel. add 4\" led lights. (1) bathroom remodel, upper unit.",
      "source": "sf-building-permits"
    },
    {
      "number": "M35057",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2005-10-27",
      "status_date": "2005-10-27",
      "revised_cost": 0,
      "description": "street space",
      "source": "sf-building-permits"
    },
    {
      "number": "200203060694",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2002-03-06",
      "status_date": "2003-04-03",
      "estimated_cost": 4200,
      "revised_cost": 4200,
      "description": "reroofing",
      "source": "sf-building-permits"
    },
    {
      "number": "9721521",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1997-10-24",
      "status_date": "1998-07-22",
      "estimated_cost": 3375,
      "description": "reroofing",
      "source": "sf-building-permits"
    },
    {
      "number": "8502976",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1985-03-25",
      "status_date": "1985-08-16",
      "estimated_cost": 6000,
      "description": "change sheet rock, change tile of bathroom cabinet kitchen",
      "source": "sf-building-permits"
    },
    {
      "number": "8412907",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1984-12-06",
      "status_date": "1985-04-04",
      "estimated_cost": 8000,
      "description": "sidewalk and basement concrete/repair & replace sheetrock",
      "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=GUERRERO&street_type=ST&address_number=643",
      "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=3588059&$order=closed_roll_year%20DESC&$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=3588&lot=059",
      "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=3588059",
      "retrieved": "2026-07-31"
    }
  ]
}