{
  "address": "3475–3479 18th Street, San Francisco, CA 94110",
  "path": "/san-francisco/mission/18th-street/3475/",
  "apn": "3589101",
  "block": "3589",
  "lot": "101",
  "eas_baseid": "361249",
  "coordinates": {
    "lat": 37.76153,
    "lng": -122.421011
  },
  "address_range": "3475–3479",
  "street_numbers_on_parcel": [
    "3475",
    "3477",
    "3479"
  ],
  "parcel": {
    "year_built": 1907,
    "units": 5,
    "stories": 2,
    "rooms": 19,
    "bathrooms": 5,
    "lot_area_sqft": 2121,
    "building_area_sqft": 4200,
    "basement_area_sqft": 700,
    "use": "Multi-Family Residential",
    "property_class": "Apartment 5 to 14 Units",
    "construction_type_code": "D",
    "zoning": "RM-1",
    "supervisor_district": 9,
    "assessor_neighborhood": "Inner Mission",
    "analysis_neighborhood": "Mission",
    "property_location_raw": "3479 3475 18TH                ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 369316,
    "assessed_improvement_value": 694325,
    "last_sale_date": "2001-12-19"
  },
  "historic_status": {
    "ceqa_status_code": "A",
    "ceqa_status_code_article_10_11": "A",
    "ceqa_status_label": "Historic resource",
    "reason": "Historic Survey Result",
    "yearbuilt": "1907",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "permits": [
    {
      "number": "202506209098",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2025-06-20",
      "status_date": "2025-09-22",
      "estimated_cost": 10000,
      "revised_cost": 10000,
      "description": "revision to pa # 2021-0930-9562 revise grade beams. relocate moment frame at front. provide simpson strong wall to replace plywood sheerwall at front",
      "source": "sf-building-permits"
    },
    {
      "number": "202109309562",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2021-09-30",
      "status_date": "2025-09-22",
      "estimated_cost": 1,
      "revised_cost": 50000,
      "description": "plans to supersede permit to pa#201907095450 and pa# 2017-0217-9640 soft story retrofit to comply w/sfbc ch.34b based on iebc appendix a4",
      "source": "sf-building-permits"
    },
    {
      "number": "201907095450",
      "type": "otc alterations permit",
      "status": "cancelled",
      "filed": "2019-07-09",
      "status_date": "2021-12-01",
      "estimated_cost": 77000,
      "revised_cost": 77000,
      "description": "to renew buiding permit application 201707283167 for work not started.",
      "source": "sf-building-permits"
    },
    {
      "number": "M801587",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2017-06-26",
      "status_date": "2017-06-26",
      "revised_cost": 1,
      "description": "street space",
      "source": "sf-building-permits"
    },
    {
      "number": "201702179640",
      "type": "otc alterations permit",
      "status": "cancelled",
      "filed": "2017-02-17",
      "status_date": "2021-11-10",
      "estimated_cost": 45900,
      "revised_cost": 77000,
      "description": "soft story retrofit to comply with sfbc chp 34 b based on iebc appendix a4 calculations",
      "source": "sf-building-permits"
    },
    {
      "number": "200211151520",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2002-11-15",
      "status_date": "2002-11-21",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "renew permit#200109128144 for final inspected",
      "source": "sf-building-permits"
    },
    {
      "number": "200111052488",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2001-11-05",
      "status_date": "2002-08-02",
      "estimated_cost": 2300,
      "revised_cost": 2300,
      "description": "install seven sprinkler heads protect the passage way",
      "source": "sf-building-permits"
    },
    {
      "number": "200109128144",
      "type": "additions alterations or repairs",
      "status": "expired",
      "filed": "2001-09-12",
      "status_date": "2002-08-02",
      "estimated_cost": 7000,
      "revised_cost": 7000,
      "description": "fire corridor per abatement order comply w/nov 99928181",
      "source": "sf-building-permits"
    },
    {
      "number": "9813292",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1998-07-14",
      "status_date": "1998-09-24",
      "estimated_cost": 2000,
      "description": "replace dry rot wood member flr joists rear of house & steps",
      "source": "sf-building-permits"
    },
    {
      "number": "9812684",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1998-07-06",
      "status_date": "1998-09-24",
      "estimated_cost": 17740,
      "description": "remove & replace rear stairs landing reuse extg pairs",
      "source": "sf-building-permits"
    },
    {
      "number": "9311747",
      "type": "additions alterations or repairs",
      "status": "complete",
      "filed": "1993-07-14",
      "status_date": "1993-12-01",
      "estimated_cost": 900,
      "description": "install doors and door frames for fire passage way",
      "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=18TH&street_type=ST&address_number=3475",
      "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=3589101&$order=closed_roll_year%20DESC&$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=3589&lot=101",
      "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=3589101",
      "retrieved": "2026-07-31"
    }
  ]
}