{
  "address": "3917 18th Street, San Francisco, CA 94114",
  "path": "/san-francisco/castro/18th-street/3917/",
  "apn": "3584001B",
  "block": "3584",
  "lot": "001B",
  "eas_baseid": "360829",
  "coordinates": {
    "lat": 37.761005,
    "lng": -122.431008
  },
  "parcel": {
    "year_built": 1900,
    "units": 1,
    "stories": 2,
    "rooms": 5,
    "bathrooms": 2,
    "bedrooms": 3,
    "lot_area_sqft": 899.15,
    "building_area_sqft": 1367,
    "lot_depth_ft": 33.93,
    "use": "Single Family Residential",
    "property_class": "Dwelling",
    "construction_type_code": "D",
    "zoning": "RH-3",
    "supervisor_district": 8,
    "assessor_neighborhood": "Eureka Valley/Dolores Heights",
    "analysis_neighborhood": "Castro/Upper Market",
    "property_location_raw": "0000 3917 18TH                ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 1231266,
    "assessed_improvement_value": 527684,
    "last_sale_date": "2020-10-27"
  },
  "historic_status": {
    "ceqa_status_code": "B",
    "ceqa_status_code_article_10_11": "B",
    "ceqa_status_label": "Unevaluated",
    "reason": "No evaluation and 45 years or older",
    "yearbuilt": "1900",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "permits": [
    {
      "number": "201212035282",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2012-12-03",
      "status_date": "2013-02-25",
      "estimated_cost": 1,
      "revised_cost": 1000,
      "description": "revision to pa# 201209129543. add new 6x4 beams 5.25x11.875 psl. repair all drywall. repair patio.",
      "source": "sf-building-permits"
    },
    {
      "number": "201209129543",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2012-09-12",
      "status_date": "2013-02-25",
      "estimated_cost": 90000,
      "revised_cost": 90000,
      "description": "remodel, 2 bathroom, change sink, tub, toilet gfi outlet. change kitchen cabinet, sink, new app, new gfi outlet. replace furnace. drywall replace in kitchen.",
      "source": "sf-building-permits"
    },
    {
      "number": "200811247196",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2008-11-24",
      "status_date": "2009-01-14",
      "estimated_cost": 500,
      "revised_cost": 500,
      "description": "install 1 picture window in front porch.",
      "source": "sf-building-permits"
    },
    {
      "number": "200306207397",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2003-06-20",
      "status_date": "2003-06-20",
      "estimated_cost": 5000,
      "revised_cost": 5000,
      "description": "repair in innd front stairs repair in kind, less than 50%",
      "source": "sf-building-permits"
    },
    {
      "number": "200306056317",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2003-06-05",
      "status_date": "2003-08-07",
      "estimated_cost": 4500,
      "revised_cost": 4500,
      "description": "reroofing",
      "source": "sf-building-permits"
    },
    {
      "number": "200304112065",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2003-04-11",
      "status_date": "2003-08-07",
      "estimated_cost": 20000,
      "revised_cost": 20000,
      "description": "repair rot in front wall. repair in kind. 250 sq. ft.",
      "source": "sf-building-permits"
    },
    {
      "number": "9920460",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1999-09-28",
      "status_date": "2000-03-28",
      "estimated_cost": 16639,
      "description": "replace 13 windows",
      "source": "sf-building-permits"
    },
    {
      "number": "9122861",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1991-12-03",
      "status_date": "1992-01-07",
      "estimated_cost": 1,
      "description": "install 3 aluminum window in (e) opening",
      "source": "sf-building-permits"
    },
    {
      "number": "9121072",
      "type": "additions alterations or repairs",
      "status": "complete",
      "filed": "1991-11-06",
      "status_date": "1992-01-07",
      "estimated_cost": 9465,
      "description": "vinyl siding",
      "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=3917",
      "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=3584001B&$order=closed_roll_year%20DESC&$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=3584&lot=001B",
      "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=3584001B",
      "retrieved": "2026-07-28"
    }
  ]
}