{
  "address": "439 Guerrero Street, San Francisco, CA 94110",
  "path": "/san-francisco/mission/guerrero-street/439/",
  "apn": "3568057",
  "block": "3568",
  "lot": "057",
  "eas_baseid": "360048",
  "coordinates": {
    "lat": 37.764157,
    "lng": -122.423813
  },
  "parcel": {
    "year_built": 1909,
    "units": 3,
    "stories": 2,
    "rooms": 20,
    "bathrooms": 10,
    "lot_area_sqft": 3563,
    "building_area_sqft": 9400,
    "use": "Multi-Family Residential",
    "property_class": "Apartment 4 units or less",
    "construction_type_code": "NA",
    "zoning": "RM-2",
    "supervisor_district": 9,
    "assessor_neighborhood": "Mission Dolores",
    "analysis_neighborhood": "Mission",
    "property_location_raw": "0000 0439 GUERRERO            ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 470288,
    "assessed_improvement_value": 1059648,
    "last_sale_date": "1998-09-23"
  },
  "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": "1909",
    "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": "202412237322",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2024-12-23",
      "status_date": "2025-01-14",
      "estimated_cost": 18000,
      "revised_cost": 18000,
      "description": "re-roofing. no hot works.",
      "source": "sf-building-permits"
    },
    {
      "number": "202304145793",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2023-04-14",
      "status_date": "2023-05-02",
      "estimated_cost": 500,
      "revised_cost": 512,
      "description": "install window bars on 6 windows facing guerrero st and 2 facing camp st. 2 windows from bedroom to have emergency release. field inspector to verify compliance with cbc 1030.1.1 \"bars and grills...shall be equiped with an approved exterior release device for use by the fire department....\"",
      "source": "sf-building-permits"
    },
    {
      "number": "201302079652",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2013-02-07",
      "status_date": "2013-04-25",
      "estimated_cost": 2000,
      "revised_cost": 2000,
      "description": "install pathway for roof solar system.",
      "source": "sf-building-permits"
    },
    {
      "number": "201201122172",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2012-01-12",
      "status_date": "2012-04-18",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "as built drawings for pa#9917899. permit 964249. all work is completed. to obtain final inspection.",
      "source": "sf-building-permits"
    },
    {
      "number": "M286007",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2011-10-25",
      "status_date": "2011-10-25",
      "revised_cost": 1,
      "description": "street space permit",
      "source": "sf-building-permits"
    },
    {
      "number": "201109205048",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2011-09-20",
      "status_date": "2012-04-18",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "to obtain final inspection for work approved under pa#9917899 all work is complete.",
      "source": "sf-building-permits"
    },
    {
      "number": "201109205049",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2011-09-20",
      "status_date": "2012-04-18",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "to obtain final inspection for work approved under pa#200503097081 all work is complete.",
      "source": "sf-building-permits"
    },
    {
      "number": "201107069577",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2011-07-06",
      "status_date": "2011-11-23",
      "estimated_cost": 5500,
      "revised_cost": 6000,
      "description": "install new fire alarm system and devices",
      "source": "sf-building-permits"
    },
    {
      "number": "201008178940",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2010-08-17",
      "status_date": "2012-04-18",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "as built 201008038031 for fire sprinker",
      "source": "sf-building-permits"
    },
    {
      "number": "201008038031",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2010-08-03",
      "status_date": "2012-04-18",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "to obtain final inspection for work approved under pa 200412292273; all work is complete",
      "source": "sf-building-permits"
    },
    {
      "number": "200905299338",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2009-05-29",
      "status_date": "2012-02-08",
      "estimated_cost": 4000,
      "revised_cost": 4000,
      "description": "renew pa# 2005/03/09/7081 to complete work & obtain final inspection.",
      "source": "sf-building-permits"
    },
    {
      "number": "200905077904",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2009-05-07",
      "status_date": "2012-02-08",
      "estimated_cost": 100000,
      "revised_cost": 100000,
      "description": "renew pa# 9917899 to complete work & obtain final inspection.",
      "source": "sf-building-permits"
    },
    {
      "number": "M32546",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2005-05-19",
      "status_date": "2005-05-19",
      "revised_cost": 0,
      "description": "street space",
      "source": "sf-building-permits"
    },
    {
      "number": "200503097081",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2005-03-09",
      "status_date": "2006-12-19",
      "estimated_cost": 8000,
      "revised_cost": 8000,
      "description": "heating system for aparments. two units using closed hydronic system & one unit- gas furnance.",
      "source": "sf-building-permits"
    },
    {
      "number": "200412292273",
      "type": "additions alterations or repairs",
      "status": "expired",
      "filed": "2004-12-29",
      "status_date": "2006-12-19",
      "estimated_cost": 40000,
      "revised_cost": 40000,
      "description": "installation of fire sprinkler system for building",
      "source": "sf-building-permits"
    },
    {
      "number": "M28075",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2004-06-28",
      "status_date": "2004-06-28",
      "revised_cost": 0,
      "description": "street space permit",
      "source": "sf-building-permits"
    },
    {
      "number": "M27562",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2004-05-18",
      "status_date": "2004-05-18",
      "revised_cost": 0,
      "description": "street space",
      "source": "sf-building-permits"
    },
    {
      "number": "M26709",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2004-03-15",
      "status_date": "2004-03-15",
      "revised_cost": 0,
      "description": "street space permit",
      "source": "sf-building-permits"
    },
    {
      "number": "M25570",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2003-11-13",
      "status_date": "2003-11-13",
      "revised_cost": 0,
      "description": "street space",
      "source": "sf-building-permits"
    },
    {
      "number": "M22467",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2002-12-18",
      "status_date": "2002-12-18",
      "revised_cost": 1000,
      "description": "streetspace and sidewalk",
      "source": "sf-building-permits"
    },
    {
      "number": "9917899",
      "type": "additions alterations or repairs",
      "status": "expired",
      "filed": "2001-10-09",
      "status_date": "2012-02-08",
      "estimated_cost": 225000,
      "revised_cost": 225000,
      "description": "convert build. into three residential units",
      "source": "sf-building-permits"
    },
    {
      "number": "9624266",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1996-12-18",
      "status_date": "1997-09-17",
      "estimated_cost": 13500,
      "description": "reroofing",
      "source": "sf-building-permits"
    },
    {
      "number": "8911515",
      "type": "additions alterations or repairs",
      "status": "expired",
      "filed": "1989-06-30",
      "status_date": "1990-06-20",
      "estimated_cost": 11000,
      "description": "install one cheney",
      "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=439",
      "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=3568057&$order=closed_roll_year%20DESC&$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=057",
      "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=3568057",
      "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(-122.42381282322106%2037.76415705879069)%27)",
      "retrieved": "2026-07-31"
    },
    {
      "id": "duboce-triangle-context-statement",
      "name": "Christopher VerPlanck (VerPlanck Historic Preservation Consulting), Duboce Triangle Historic Context Statement, prepared for the Duboce Triangle Neighborhood Association, dated August 26, 2022, adopted 2022",
      "query": "https://sfplanning.s3.amazonaws.com/default/files/Preservation/DuboceTriangleHCS/preserv_duboce_triangleHCS-draft.pdf",
      "listing": "https://sfplanning.org/project/sf-histories-historic-context-statements#completed",
      "label": "Duboce Triangle Historic Context Statement, adopted 2022",
      "retrieved": "2026-08-13"
    },
    {
      "id": "digitalsf-54748",
      "name": "439 Guerrero Street, 1951. San Francisco Office of Assessor-Recorder Photographs (SFP 23), San Francisco History Center, San Francisco Public Library.",
      "query": "https://digitalsf.org/record/54748",
      "label": "Assessor-Recorder Photographs (SFP 23), San Francisco Public Library",
      "retrieved": "2026-08-15"
    },
    {
      "id": "early-settlement-era-styles-context-statement",
      "name": "San Francisco Planning Department (Branden Gunn and Alex Westhoff), Early Settlement Era Styles (1848-1906) Historic Context Statement, Context: Architectural Methods & Styles, SF Survey Cultural Resources Survey, March 19, 2025",
      "query": "https://citypln-m-extnl.sfgov.org/SharedLinks.aspx?accesskey=76d410415bb783f87a77ec44eeeafee1a658bc4e68e2cab5fe5abf1273e1ad25&VaultGUID=A4A7DACD-B0DC-4322-BD29-F6F07103C6E0",
      "listing": "https://sfplanning.org/project/sf-histories-historic-context-statements#completed",
      "label": "Early Settlement Era Styles Historic Context Statement, adopted 2025",
      "retrieved": "2026-08-31"
    },
    {
      "id": "sf-planning-commission-minutes-1996-07-11",
      "name": "San Francisco City Planning Commission, minutes of the meeting of 11 July 1996",
      "label": "San Francisco City Planning Commission minutes, San Francisco Public Library (Internet Archive)",
      "query": "https://archive.org/details/42minutesofsanfran1996san/page/n221/mode/1up",
      "retrieved": "2026-10-26"
    }
  ],
  "historic_survey": [
    {
      "survey": "Duboce Triangle Historic Context Statement (2022)",
      "source": "duboce-triangle-context-statement",
      "note": "Listed as the First Swedish Methodist Episcopal Church, one of the Scandinavian and Finnish institutions of the Upper Market area that the statement inventories; it records the building as extant. Christopher VerPlanck's context statement of 2022 surveyed 552 properties in Duboce Triangle for the Duboce Triangle Neighborhood Association."
    },
    {
      "survey": "Early Settlement Era Styles Historic Context Statement (2025)",
      "source": "early-settlement-era-styles-context-statement",
      "style": "Gothic Revival",
      "year_built_as_surveyed": "1909",
      "note": "Spanish Presbyterian Church, named among the notable extant Gothic Revival churches in San Francisco."
    }
  ],
  "historical_record": [
    {
      "date": "1951-05-22",
      "kind": "photograph",
      "description": "The Office of the Assessor-Recorder photographed the property for tax assessment. Iglesia Presbiteriana was at the address.",
      "source": "digitalsf-54748"
    },
    {
      "date": "1996-07-11",
      "kind": "planning decision",
      "description": "The City Planning Commission refused, 5-0, to convert the church building on the corner to a single artist's live/work unit (Motion 14155).",
      "source": "sf-planning-commission-minutes-1996-07-11"
    }
  ]
}