{
  "address": "3344–3348 16th Street, San Francisco, CA 94114",
  "path": "/san-francisco/castro/16th-street/3344/",
  "apn": "3557017",
  "block": "3557",
  "lot": "017",
  "eas_baseid": "359452",
  "coordinates": {
    "lat": 37.764753,
    "lng": -122.427426
  },
  "address_range": "3344–3348",
  "street_numbers_on_parcel": [
    "3344",
    "3346",
    "3348"
  ],
  "parcel": {
    "year_built": 1906,
    "units": 3,
    "stories": 3,
    "rooms": 15,
    "bathrooms": 3,
    "lot_area_sqft": 1176.5,
    "building_area_sqft": 2868,
    "lot_depth_ft": 46.91,
    "use": "Multi-Family Residential",
    "property_class": "Flats & Duplex",
    "construction_type_code": "D",
    "zoning": "RH-3",
    "supervisor_district": 8,
    "assessor_neighborhood": "Mission Dolores",
    "analysis_neighborhood": "Castro/Upper Market",
    "property_location_raw": "3348 3344 16TH                ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 199125,
    "assessed_improvement_value": 328912
  },
  "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": "1906",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "historic_district": {
    "name": "Alert Alley Early Residential 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": "1890–1910",
    "source": "sf-historic-districts"
  },
  "permits": [
    {
      "number": "202207219024",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2022-07-21",
      "status_date": "2023-06-13",
      "estimated_cost": 500,
      "revised_cost": 500,
      "description": "replace stair railings due to dry rot. less than 50%.",
      "source": "sf-building-permits"
    },
    {
      "number": "200111163349",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2001-11-16",
      "status_date": "2001-12-04",
      "estimated_cost": 4700,
      "revised_cost": 4700,
      "description": "reroofing",
      "source": "sf-building-permits"
    },
    {
      "number": "200107284756",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2001-07-28",
      "status_date": "2002-01-28",
      "estimated_cost": 9000,
      "revised_cost": 9000,
      "description": "apply vinyl siding west side and front of bldg part east wall no struct work",
      "source": "sf-building-permits"
    },
    {
      "number": "M16450",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2001-06-19",
      "status_date": "2001-12-19",
      "revised_cost": 14000,
      "description": "street space permit",
      "source": "sf-building-permits"
    },
    {
      "number": "200102071527",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2001-02-07",
      "status_date": "2001-09-07",
      "estimated_cost": 1200,
      "revised_cost": 1200,
      "description": "repair handrails, roof deck and stairs -complete violations on nov#200113031",
      "source": "sf-building-permits"
    },
    {
      "number": "M12019",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2000-03-27",
      "status_date": "2000-07-27",
      "revised_cost": 0,
      "description": "sidewalk repair",
      "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=16TH&street_type=ST&address_number=3344",
      "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=3557017&$order=closed_roll_year%20DESC&$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=3557&lot=017",
      "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=3557017",
      "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(-122.42742554107045%2037.76475335961993)%27)",
      "retrieved": "2026-07-28"
    },
    {
      "id": "market-octavia-context-statement",
      "name": "Page & Turnbull, Inc., Historic Context Statement: Market and Octavia Neighborhood Plan Area, San Francisco, California, endorsed by the San Francisco Landmarks Preservation Advisory Board December 19, 2007",
      "query": "https://sfplanning.s3.amazonaws.com/archives/documents/4688-M%26O_Context-LPAB121907.pdf",
      "listing": "https://sfplanning.org/project/sf-histories-historic-context-statements#completed",
      "label": "Market & Octavia Historic Context Statement, adopted 2007",
      "retrieved": "2026-08-16"
    }
  ],
  "historic_survey": {
    "survey": "Market & Octavia Historic Context Statement (2007)",
    "source": "market-octavia-context-statement",
    "note": "One of the 98 residential buildings the survey counted as still standing in its Industrial Employment Study Area from the reconstruction of 1906–1909, the first wave of rebuilding after the earthquake and fire."
  }
}