{
  "address": "3864–3866 18th Street, San Francisco, CA 94114",
  "path": "/san-francisco/castro/18th-street/3864/",
  "apn": "3580077",
  "block": "3580",
  "lot": "077",
  "eas_baseid": "360578",
  "coordinates": {
    "lat": 37.761473,
    "lng": -122.429834
  },
  "address_range": "3864–3866",
  "street_numbers_on_parcel": [
    "3864",
    "3866"
  ],
  "parcel": {
    "year_built": 1900,
    "units": 2,
    "stories": 2,
    "rooms": 13,
    "bathrooms": 2,
    "lot_area_sqft": 3301,
    "use": "Multi-Family Residential",
    "property_class": "Flats & Duplex",
    "construction_type_code": "D",
    "zoning": "RM-1",
    "supervisor_district": 8,
    "assessor_neighborhood": "Eureka Valley/Dolores Heights",
    "analysis_neighborhood": "Castro/Upper Market",
    "property_location_raw": "3866 3864 18TH                ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 45478,
    "assessed_improvement_value": 40862
  },
  "historic_status": {
    "ceqa_status_code": "B",
    "ceqa_status_code_article_10_11": "B",
    "ceqa_status_label": "Unevaluated",
    "reason": "Historic Survey Result and 45 years or older",
    "yearbuilt": "1900",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "permits": [
    {
      "number": "202204212739",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2022-04-21",
      "status_date": "2022-04-21",
      "estimated_cost": 2500,
      "revised_cost": 5000,
      "description": "replace front door with similiar door, same size/location",
      "source": "sf-building-permits"
    },
    {
      "number": "201710131203",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2017-10-13",
      "status_date": "2017-10-13",
      "estimated_cost": 200,
      "revised_cost": 1500,
      "description": "rev for add'l work to 201709148276: replace (e) kitchen window with a slightly smaller window to clear countertops, remove porch/kitchen window for reefer. open 2-1/2sf in bathroom (see plans).",
      "source": "sf-building-permits"
    },
    {
      "number": "201709289803",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2017-09-28",
      "status_date": "2017-09-29",
      "estimated_cost": 3000,
      "revised_cost": 5000,
      "description": "add'l work added to pa#201709148276: remove lathe & plaster wall in bedrooms,one kitchen & bathroom for access so electrician can install adequate plugs & switches, replace ceiling & replace with 5/8in type x gyp. n/a for maher.",
      "source": "sf-building-permits"
    },
    {
      "number": "201709148276",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2017-09-14",
      "status_date": "2018-09-14",
      "estimated_cost": 20000,
      "revised_cost": 25000,
      "description": "kitchen cabinets replaced in upstairs unit (3866). new floors. electrical and plumbing upgraded. will use contractor for electricsl and plumbing. replace tub and new floor in bathroom. all work to be in-kind.",
      "source": "sf-building-permits"
    },
    {
      "number": "201507272511",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2015-07-27",
      "status_date": "2016-03-25",
      "estimated_cost": 150,
      "revised_cost": 150,
      "description": "replace lower portion of post on corner of porch with pressure treated wood. located at right rear of bldg.",
      "source": "sf-building-permits"
    },
    {
      "number": "M32262",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2005-04-28",
      "status_date": "2005-04-28",
      "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=18TH&street_type=ST&address_number=3864",
      "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=3580077&$order=closed_roll_year%20DESC&$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=3580&lot=077",
      "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=3580077",
      "retrieved": "2026-07-28"
    }
  ]
}