{
  "address": "3659–3663 18th Street, San Francisco, CA 94110",
  "path": "/san-francisco/mission/18th-street/3659/",
  "apn": "3587050",
  "block": "3587",
  "lot": "050",
  "eas_baseid": "361043",
  "coordinates": {
    "lat": 37.761237,
    "lng": -122.425225
  },
  "address_range": "3659–3663",
  "street_numbers_on_parcel": [
    "3659",
    "3661",
    "3663"
  ],
  "parcel": {
    "year_built": 1907,
    "units": 6,
    "stories": 3,
    "rooms": 18,
    "bathrooms": 6,
    "lot_area_sqft": 3131,
    "building_area_sqft": 5315,
    "use": "Multi-Family Residential",
    "property_class": "Apartment 5 to 14 Units",
    "construction_type_code": "D",
    "zoning": "RM-2",
    "supervisor_district": 8,
    "assessor_neighborhood": "Mission Dolores",
    "analysis_neighborhood": "Mission",
    "property_location_raw": "3663 3659 18TH                ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 857100,
    "assessed_improvement_value": 857100,
    "last_sale_date": "2011-05-24"
  },
  "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": "1907",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "historic_district": {
    "name": "Inner Mission Boulevards and Alleys Reconstruction 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": "1906–1917",
    "source": "sf-historic-districts"
  },
  "permits": [
    {
      "number": "202302081590",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2023-02-08",
      "status_date": "2023-02-08",
      "estimated_cost": 650,
      "revised_cost": 650,
      "description": "for one unit; replace 4x6 section of exterior enclosed porch currgated sheet with siding to comply with complaint 202301571",
      "source": "sf-building-permits"
    },
    {
      "number": "201601147142",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2016-01-14",
      "status_date": "2016-04-01",
      "estimated_cost": 40000,
      "revised_cost": 40000,
      "description": "compliance with mandatory seismic retrofit program 2013 sfbc sec. 34b & 2012 iebc appx a-4.",
      "source": "sf-building-permits"
    },
    {
      "number": "201311010872",
      "type": "additions alterations or repairs",
      "status": "complete",
      "filed": "2013-11-01",
      "status_date": "2015-08-14",
      "estimated_cost": 500,
      "revised_cost": 500,
      "description": "removal of towerstream wifi antenna site. remove 3 antennas & keep 1 otard antenna. to comply with bnov# 201385312 & pnoe 12097.",
      "source": "sf-building-permits"
    },
    {
      "number": "201211093907",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2012-11-09",
      "status_date": "2012-11-26",
      "estimated_cost": 8600,
      "revised_cost": 8600,
      "description": "reroofing",
      "source": "sf-building-permits"
    },
    {
      "number": "201210010976",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2012-10-01",
      "status_date": "2012-10-16",
      "estimated_cost": 400,
      "revised_cost": 400,
      "description": "to comply with nov. 201267901, repair rear stairs (102a) due to fire, three 2x8 joist, 5 2x6 deck boards and bottom step of uppermost flight of stairs less than 50%",
      "source": "sf-building-permits"
    },
    {
      "number": "201201051732",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2012-01-05",
      "status_date": "2012-01-05",
      "estimated_cost": 9500,
      "revised_cost": 9500,
      "description": "reroofing",
      "source": "sf-building-permits"
    },
    {
      "number": "201106208449",
      "type": "otc alterations permit",
      "status": "cancelled",
      "filed": "2011-06-20",
      "status_date": "2026-01-09",
      "estimated_cost": 16000,
      "revised_cost": 0,
      "description": "conversion of (e) storage at 1st fl into new habitable rooms, new bedroom, new full bath, new closet and (n) int. stair connection to the unit above, and new laundry area.",
      "source": "sf-building-permits"
    },
    {
      "number": "200907102378",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2009-07-10",
      "status_date": "2009-09-29",
      "estimated_cost": 15000,
      "revised_cost": 15000,
      "description": "comply with nov3200669930. repair rear stairs and landings in kind. less than 50% total.",
      "source": "sf-building-permits"
    },
    {
      "number": "M78984",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2007-07-25",
      "status_date": "2007-07-25",
      "revised_cost": 0,
      "description": "street space",
      "source": "sf-building-permits"
    },
    {
      "number": "200607257519",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2006-07-25",
      "status_date": "2008-04-28",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "renew pa#200511288993 for final inspection.",
      "source": "sf-building-permits"
    },
    {
      "number": "200511288993",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2005-11-28",
      "status_date": "2005-11-28",
      "estimated_cost": 1800,
      "revised_cost": 1800,
      "description": "replace deteriorated wood stringers & steps in kind from 2nd to 3rd level. less than 50% of structure at rear",
      "source": "sf-building-permits"
    },
    {
      "number": "200101179948",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "2001-01-17",
      "status_date": "2002-02-13",
      "estimated_cost": 4000,
      "revised_cost": 4000,
      "description": "comply with n.ov. #200113001",
      "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=3659",
      "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=3587050&$order=closed_roll_year%20DESC&$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=3587&lot=050",
      "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=3587050",
      "retrieved": "2026-07-31"
    },
    {
      "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(-122.42522496560878%2037.7612365805396)%27)",
      "retrieved": "2026-07-31"
    }
  ]
}