{
  "address": "3527 18th Street, San Francisco, CA 94110",
  "path": "/san-francisco/mission/18th-street/3527/",
  "apn": "3588001C",
  "block": "3588",
  "lot": "001C",
  "eas_baseid": "361076",
  "coordinates": {
    "lat": 37.761477,
    "lng": -122.422239
  },
  "parcel": {
    "year_built": 1923,
    "units": 10,
    "stories": 3,
    "rooms": 28,
    "bathrooms": 11,
    "lot_area_sqft": 3497,
    "building_area_sqft": 8658,
    "use": "Multi-Family Residential",
    "property_class": "Apartment 5 to 14 Units",
    "construction_type_code": "D",
    "zoning": "RM-2",
    "supervisor_district": 9,
    "assessor_neighborhood": "Mission Dolores",
    "analysis_neighborhood": "Mission",
    "property_location_raw": "0000 3527 18TH                ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 482519,
    "assessed_improvement_value": 1263501,
    "last_sale_date": "1989-08-14"
  },
  "historic_status": {
    "ceqa_status_code": "A",
    "ceqa_status_code_article_10_11": "A",
    "ceqa_status_label": "Historic resource",
    "reason": "Historic Resource Evaluation Response, Historic Survey Result",
    "yearbuilt": "1923",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "permits": [
    {
      "number": "202201055384",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2022-01-05",
      "status_date": "2022-01-05",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "fire department review only on pa #201901180801(missed on routing)ref# 201403271860.",
      "source": "sf-building-permits"
    },
    {
      "number": "202105130354",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2021-05-13",
      "status_date": "2021-08-09",
      "estimated_cost": 18000,
      "revised_cost": 18000,
      "description": "upgrade existing alarm system to comply with sffc section 1103.7.6.1 and include sprinkler monitoring. includes 1 pull station, 2 smoke detectors, 2 horn strobes, 20 lf horns4 horn strobes, 36 lf horns, 3 monitor modules, 1 facu and 1 aes wireless communicator. ref pa # 2014-0327-1860, ref pa # 2014",
      "source": "sf-building-permits"
    },
    {
      "number": "M1094228",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2019-06-12",
      "status_date": "2019-06-12",
      "revised_cost": 1,
      "description": "street space & sidewalk repair",
      "source": "sf-building-permits"
    },
    {
      "number": "201906062726",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2019-06-06",
      "status_date": "2021-08-09",
      "estimated_cost": 1,
      "revised_cost": 5000,
      "description": "recommencement & completion of work approved under pa#2016-1104-1950",
      "source": "sf-building-permits"
    },
    {
      "number": "M1052107",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2019-03-15",
      "status_date": "2019-03-15",
      "revised_cost": 1,
      "description": "street space",
      "source": "sf-building-permits"
    },
    {
      "number": "201903145271",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2019-03-14",
      "status_date": "2019-07-10",
      "estimated_cost": 110000,
      "revised_cost": 110000,
      "description": "soft story retrofit per sfebc chapter 4d: 2016 cebc appendix a-4",
      "source": "sf-building-permits"
    },
    {
      "number": "201901180801",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2019-01-18",
      "status_date": "2022-04-08",
      "estimated_cost": 20000,
      "revised_cost": 20000,
      "description": "recommencement and completion of work approved under pa# 201403271860",
      "source": "sf-building-permits"
    },
    {
      "number": "201611041950",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2016-11-04",
      "status_date": "2019-06-07",
      "estimated_cost": 24000,
      "revised_cost": 24000,
      "description": "1st flr: install fire sprinkler system (28 heads) in new remodeled units. include underground ref 201403271860",
      "source": "sf-building-permits"
    },
    {
      "number": "201601056344",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2016-01-05",
      "status_date": "2016-01-27",
      "estimated_cost": 3200,
      "revised_cost": 3200,
      "description": "like for like voluntary fire system replacement, repl (e) control panel,smoke detectors & pull station with new at the same location.tie-in (e)2 bells to new control panel,no record & no ul cert for previously installed system;maher n/a",
      "source": "sf-building-permits"
    },
    {
      "number": "201403271860",
      "type": "additions alterations or repairs",
      "status": "expired",
      "filed": "2014-03-27",
      "status_date": "2022-04-08",
      "estimated_cost": 75000,
      "revised_cost": 110000,
      "description": "compliance with nov# 201070246. remove 2 parking garages to accomodate 2 residential units @ ground leve. to legalize units. ** maher: compliance with ordinance no# 155-13 not required **",
      "source": "sf-building-permits"
    },
    {
      "number": "M352807",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2012-10-12",
      "status_date": "2012-10-12",
      "revised_cost": 1,
      "description": "street space permit",
      "source": "sf-building-permits"
    },
    {
      "number": "201012156807",
      "type": "additions alterations or repairs",
      "status": "cancelled",
      "filed": "2010-12-15",
      "status_date": "2016-01-15",
      "estimated_cost": 75000,
      "description": "201012166843compliance with nov# 201070246. remove 2 parking garages to accommodate 2 residential units @ ground level. change of occupancy of 2 \"u\" garages to \"r-2\". sprinklers under separate permit.",
      "source": "sf-building-permits"
    },
    {
      "number": "201008108455",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2010-08-10",
      "status_date": "2010-08-27",
      "estimated_cost": 2000,
      "revised_cost": 2000,
      "description": "nov# 201058989 repair exterior secondary stairway in kind, 5% repair maximum, repair/replace missing handrails at secondary stairway in kind, 5% repair maxinum.",
      "source": "sf-building-permits"
    },
    {
      "number": "M37866",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2006-05-31",
      "status_date": "2006-05-31",
      "revised_cost": 0,
      "description": "street space and sidewalk repair",
      "source": "sf-building-permits"
    },
    {
      "number": "200106111262",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2001-06-11",
      "status_date": "2001-07-05",
      "estimated_cost": 2000,
      "revised_cost": 2000,
      "description": "install ceramic siding for the south side of the exterior ltwell & stairwell, work not visible fm st",
      "source": "sf-building-permits"
    },
    {
      "number": "9924813",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1999-11-22",
      "status_date": "1999-12-16",
      "estimated_cost": 1500,
      "description": "repair stair case bottom 10 steps",
      "source": "sf-building-permits"
    },
    {
      "number": "9809071",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1998-05-19",
      "status_date": "1999-03-01",
      "estimated_cost": 6400,
      "description": "reroofing",
      "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=3527",
      "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=3588001C&$order=closed_roll_year%20DESC&$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=3588&lot=001C",
      "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=3588001C",
      "retrieved": "2026-07-31"
    }
  ]
}