{
  "address": "851 14th Street, San Francisco, CA 94114",
  "path": "/san-francisco/castro/14th-street/851/",
  "apn": "3541074",
  "block": "3541",
  "lot": "074",
  "eas_baseid": "358811",
  "coordinates": {
    "lat": 37.767281,
    "lng": -122.43232
  },
  "parcel": {
    "year_built": 1902,
    "units": 1,
    "stories": 2,
    "rooms": 9,
    "bathrooms": 3,
    "bedrooms": 3,
    "lot_area_sqft": 2875,
    "building_area_sqft": 3080,
    "basement_area_sqft": 525,
    "lot_depth_ft": 15,
    "use": "Single Family Residential",
    "property_class": "Dwelling",
    "construction_type_code": "D",
    "zoning": "RH-3",
    "supervisor_district": 8,
    "assessor_neighborhood": "Duboce Triangle",
    "analysis_neighborhood": "Castro/Upper Market",
    "property_location_raw": "0000 0851 14TH                ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 122046,
    "assessed_improvement_value": 458049
  },
  "historic_status": {
    "ceqa_status_code": "A",
    "ceqa_status_code_article_10_11": "A",
    "ceqa_status_label": "Historic resource",
    "reason": "California Register Historic District, Historic Survey Result",
    "yearbuilt": "1902",
    "survey_name": "851 14th St",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "historic_district": {
    "name": "Duboce Triangle Historic District",
    "california_register_status": "Eligible (not listed)",
    "national_register_status": "Not listed",
    "article_10_11_status": "No local landmark protection",
    "local_landmark_protection": false,
    "period_of_significance": "ca 1870–ca 1920",
    "source": "sf-historic-districts"
  },
  "permits": [
    {
      "number": "202201146042",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2022-01-14",
      "status_date": "2022-07-14",
      "estimated_cost": 70000,
      "revised_cost": 70000,
      "description": "replacement of front stair.",
      "source": "sf-building-permits"
    },
    {
      "number": "9824357",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1998-11-25",
      "status_date": "1999-03-25",
      "estimated_cost": 1,
      "description": "renew expired appn. 9603377",
      "source": "sf-building-permits"
    },
    {
      "number": "9803745",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1998-03-05",
      "status_date": "1998-07-05",
      "estimated_cost": 1,
      "description": "renew expired appl #9603377",
      "source": "sf-building-permits"
    },
    {
      "number": "9603377",
      "type": "additions alterations or repairs",
      "status": "expired",
      "filed": "1996-03-01",
      "status_date": "1997-06-28",
      "estimated_cost": 75000,
      "description": "horizontal addition",
      "source": "sf-building-permits"
    },
    {
      "number": "9408654",
      "type": "additions alterations or repairs",
      "status": "expired",
      "filed": "1994-06-09",
      "status_date": "1996-09-18",
      "estimated_cost": 90000,
      "description": "horizontal addition.",
      "source": "sf-building-permits"
    },
    {
      "number": "9222191S",
      "type": "additions alterations or repairs",
      "status": "cancelled",
      "filed": "1992-12-29",
      "status_date": "1994-02-01",
      "estimated_cost": 125000,
      "description": "remodel rear kitch & deck.add 13' extension of 3rd flr bedrm",
      "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=14TH&street_type=ST&address_number=851",
      "retrieved": "2026-07-28"
    },
    {
      "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=3541074&$order=closed_roll_year%20DESC&$limit=1",
      "retrieved": "2026-07-28"
    },
    {
      "id": "sf-building-permits",
      "name": "SF Dept. of Building Inspection via DataSF",
      "query": "https://data.sfgov.org/resource/i98e-djp9.json?block=3541&lot=074",
      "retrieved": "2026-07-28"
    },
    {
      "id": "sf-planning",
      "name": "SF Planning Department — Historic Resource Status by Parcel via DataSF",
      "query": "https://data.sfgov.org/resource/3tsw-4idn.json?apn=3541074",
      "retrieved": "2026-07-28"
    },
    {
      "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(-122.43232037991825%2037.767280825083596)%27)",
      "retrieved": "2026-07-28"
    },
    {
      "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"
    }
  ],
  "historic_survey": {
    "survey": "Duboce Triangle Historic Context Statement (2022)",
    "source": "duboce-triangle-context-statement",
    "style": "Queen Anne cottage",
    "note": "Inside the proposed Fernando Nelson Fourteenth Street Historic District, one of five local landmark districts the statement recommends, and a contributor to the California Register-eligible Duboce Triangle Historic District. The statement dates the row to 1906 in one passage and to 1902–1906 in another. Christopher VerPlanck's context statement of 2022 surveyed 552 properties in Duboce Triangle for the Duboce Triangle Neighborhood Association."
  },
  "building": {
    "builder": "Fernando Nelson"
  }
}