{
  "address": "451–455 Guerrero Street, San Francisco, CA 94110",
  "path": "/san-francisco/mission/guerrero-street/451/",
  "apn": "3568047",
  "block": "3568",
  "lot": "047",
  "eas_baseid": "360038",
  "coordinates": {
    "lat": 37.763862,
    "lng": -122.42368
  },
  "address_range": "451–455",
  "street_numbers_on_parcel": [
    "451",
    "453",
    "455"
  ],
  "parcel": {
    "year_built": 1908,
    "units": 3,
    "stories": 3,
    "rooms": 20,
    "bathrooms": 6,
    "bedrooms": 8,
    "lot_area_sqft": 3084,
    "building_area_sqft": 6480,
    "use": "Multi-Family Residential",
    "property_class": "Flats & Duplex",
    "construction_type_code": "D",
    "zoning": "RM-2",
    "supervisor_district": 9,
    "assessor_neighborhood": "Mission Dolores",
    "analysis_neighborhood": "Mission",
    "property_location_raw": "0455 0451 GUERRERO            ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 2985647,
    "assessed_improvement_value": 1542775,
    "last_sale_date": "2019-09-25"
  },
  "historic_status": {
    "ceqa_status_code": "A",
    "ceqa_status_code_article_10_11": "A",
    "ceqa_status_label": "Historic resource",
    "reason": "National Register Historic District, California Register Historic District, Historic Survey Result",
    "yearbuilt": "1908",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "historic_district": {
    "name": "16th and Valencia Streets Post-Fire Historic District",
    "california_register_status": "Eligible (not listed)",
    "national_register_status": "Eligible (not listed)",
    "article_10_11_status": "No local landmark protection",
    "local_landmark_protection": false,
    "period_of_significance": "1906–1926",
    "source": "sf-historic-districts"
  },
  "permits": [
    {
      "number": "202210285417",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2022-10-28",
      "status_date": "2023-12-12",
      "estimated_cost": 15000,
      "revised_cost": 35000,
      "description": "reconfigure/remodel (e) bathroom, add new bathroom, kitchen remodel, remove wall between kitchen/dining rooms.",
      "source": "sf-building-permits"
    },
    {
      "number": "202201055417",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2022-01-05",
      "status_date": "2023-09-26",
      "estimated_cost": 5000,
      "revised_cost": 5000,
      "description": "existing garage door to be enlarged(same total garage door openings.",
      "source": "sf-building-permits"
    },
    {
      "number": "202109309588",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2021-09-30",
      "status_date": "2022-07-14",
      "estimated_cost": 100000,
      "revised_cost": 110000,
      "description": "voluntary soft story retrofit.",
      "source": "sf-building-permits"
    },
    {
      "number": "202103227028",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2021-03-22",
      "status_date": "2022-07-14",
      "estimated_cost": 75000,
      "revised_cost": 75000,
      "description": "interior remodel of extg kitchen, bath, and half bath, new en-suite bath, remove wall between kitchen and dining room, new electrical, new beam at garage to remove extg posts.",
      "source": "sf-building-permits"
    },
    {
      "number": "202009023235",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2020-09-02",
      "status_date": "2023-01-12",
      "estimated_cost": 50000,
      "revised_cost": 50000,
      "description": "remodel existing kitchen, hall bath, half bath, new ensuite bath. 4/f",
      "source": "sf-building-permits"
    },
    {
      "number": "M780247",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2017-04-24",
      "status_date": "2017-04-24",
      "revised_cost": 0,
      "description": "street space",
      "source": "sf-building-permits"
    },
    {
      "number": "9706255",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1997-04-08",
      "status_date": "2001-06-12",
      "estimated_cost": 3000,
      "description": "repairs to brick face",
      "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=451",
      "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=3568047&$order=closed_roll_year%20DESC&$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=3568&lot=047",
      "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=3568047",
      "retrieved": "2026-07-31"
    },
    {
      "id": "sf-historic-districts",
      "name": "SF Planning Department — Historic Districts via DataSF",
      "query": "https://data.sfgov.org/resource/63x5-g3m4.json?$where=intersects(the_geom,%20%27POINT(-122.4236800313225%2037.763861908318574)%27)",
      "retrieved": "2026-07-31"
    }
  ]
}