{
  "address": "4652 18th Street, San Francisco, CA 94114",
  "path": "/san-francisco/castro/18th-street/4652/",
  "apn": "2658016A",
  "block": "2658",
  "lot": "016A",
  "eas_baseid": "343570",
  "coordinates": {
    "lat": 37.760654,
    "lng": -122.44233
  },
  "parcel": {
    "year_built": 1900,
    "units": 2,
    "stories": 2,
    "rooms": 10,
    "bathrooms": 5,
    "bedrooms": 4,
    "lot_area_sqft": 1494,
    "building_area_sqft": 2457,
    "use": "Multi-Family Residential",
    "property_class": "Flats & Duplex",
    "construction_type_code": "D",
    "zoning": "RH-2",
    "supervisor_district": 8,
    "assessor_neighborhood": "Eureka Valley/Dolores Heights",
    "analysis_neighborhood": "Castro/Upper Market",
    "property_location_raw": "0000 4652 18TH                ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 1463604,
    "assessed_improvement_value": 1246146,
    "last_sale_date": "2005-03-28"
  },
  "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": "201602119449",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2016-02-11",
      "status_date": "2017-02-16",
      "estimated_cost": 30000,
      "revised_cost": 30000,
      "description": "upper unit: remodel kitchen and master bath-not moving walls-replace all plumbing and light fixtures, new tile, cabinetry & counter tops.",
      "source": "sf-building-permits"
    },
    {
      "number": "201506098448",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2015-06-09",
      "status_date": "2015-06-09",
      "estimated_cost": 13000,
      "revised_cost": 13000,
      "description": "replace 8 windows visible from street no structural changes max u factor .32 woodclad wood clad frames double hungs with ojee nuts",
      "source": "sf-building-permits"
    },
    {
      "number": "201105095598",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2011-05-09",
      "status_date": "2011-07-20",
      "estimated_cost": 3600,
      "revised_cost": 3600,
      "description": "front stairs. repair damage replace balusters in kind, less than 50% repair",
      "source": "sf-building-permits"
    },
    {
      "number": "200503177769",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2005-03-17",
      "status_date": "2005-03-24",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "renew permits 200207232073-200402126280-200307310939 for cert of occupancy- for final inspection",
      "source": "sf-building-permits"
    },
    {
      "number": "200503177770",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2005-03-17",
      "status_date": "2005-03-24",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "renew permits 200404090881, 200307119277 for certificate of occupancy",
      "source": "sf-building-permits"
    },
    {
      "number": "200412312410",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2004-12-31",
      "status_date": "2004-12-31",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "revision to pa #200207232073 for clarification of rear yard lot line to back build dimension.",
      "source": "sf-building-permits"
    },
    {
      "number": "200404232120",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2004-04-23",
      "status_date": "2005-03-24",
      "estimated_cost": 4000,
      "revised_cost": 4000,
      "description": "install concrete retaining wall under (e) redwood fence",
      "source": "sf-building-permits"
    },
    {
      "number": "200404090882",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2004-04-09",
      "status_date": "2004-04-09",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "rev. to pa#2002/07/23/2073 - minor window modifications showing as built conditions",
      "source": "sf-building-permits"
    },
    {
      "number": "200402126290",
      "type": "additions alterations or repairs",
      "status": "issued",
      "filed": "2004-02-12",
      "status_date": "2004-03-04",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "rev. to 2003/07/11/9277 r-1, attic pipe sizing & vertical runs changed",
      "source": "sf-building-permits"
    },
    {
      "number": "M25282",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2003-10-20",
      "status_date": "2003-10-20",
      "revised_cost": 0,
      "description": "street space",
      "source": "sf-building-permits"
    },
    {
      "number": "200309053953",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2003-09-05",
      "status_date": "2004-04-30",
      "estimated_cost": 5000,
      "revised_cost": 5000,
      "description": "add cricket at roof level to drain rainwater within property line. remove & rebuild 8'x12' section i",
      "source": "sf-building-permits"
    },
    {
      "number": "200307310939",
      "type": "otc alterations permit",
      "status": "reinstated",
      "filed": "2003-07-31",
      "status_date": "2003-11-13",
      "estimated_cost": 20000,
      "revised_cost": 20000,
      "description": "rebuilding the building facade because of structural damage to supporting member & roof. replace the",
      "source": "sf-building-permits"
    },
    {
      "number": "200307119277",
      "type": "additions alterations or repairs",
      "status": "issued",
      "filed": "2003-07-11",
      "status_date": "2003-08-08",
      "estimated_cost": 7000,
      "revised_cost": 7000,
      "description": "fire sprinkler nfpa 13 throughout 2 inches combined.",
      "source": "sf-building-permits"
    },
    {
      "number": "200302107069",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2003-02-10",
      "status_date": "2003-02-10",
      "estimated_cost": 2500,
      "revised_cost": 2500,
      "description": "remove interior and plaster, brick chimneys, clear crawl spaces to get ready for construction in",
      "source": "sf-building-permits"
    },
    {
      "number": "200207232073",
      "type": "additions alterations or repairs",
      "status": "issued",
      "filed": "2002-07-23",
      "status_date": "2002-11-22",
      "estimated_cost": 80000,
      "revised_cost": 180000,
      "description": "raise bldg, create new lower level with 1 car garage, demolish & install new front & back stairs",
      "source": "sf-building-permits"
    },
    {
      "number": "9620056",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1996-10-17",
      "status_date": "1997-08-27",
      "estimated_cost": 1000,
      "description": "repair dryrot in bathroom no structural repair as req'd",
      "source": "sf-building-permits"
    },
    {
      "number": "9612022",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1996-07-05",
      "status_date": "1999-03-01",
      "estimated_cost": 25000,
      "description": "replace front porch, repair rear stair, repair windows, door",
      "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=4652",
      "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=2658016A&$order=closed_roll_year%20DESC&$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=2658&lot=016A",
      "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=2658016A",
      "retrieved": "2026-07-28"
    },
    {
      "id": "corbett-heights-context-statement",
      "name": "Michael R. Corbett, Corbett Heights, San Francisco (Western Part of Eureka Valley) Historic Context Statement, prepared for Corbett Heights Neighbors and funded by the Historic Preservation Fund Committee, adopted by the San Francisco Historic Preservation Commission 16 August 2017 (Motion No. 0314, Case No. 2015-006003SRV)",
      "query": "http://default.sfplanning.org/Preservation/CorbettHeightsHCS/hp_corbett_hcs_HCS_FINAL-081617.pdf",
      "listing": "https://sfplanning.org/project/sf-histories-historic-context-statements#completed",
      "label": "Corbett Heights Historic Context Statement, adopted 2017",
      "retrieved": "2026-08-13"
    }
  ],
  "historic_survey": {
    "dcp_1976_survey": "Rated 3 of 5",
    "apn_as_surveyed": "block 2658, lot 15, 16a, 17",
    "survey": "Corbett Heights Historic Context Statement (2017)",
    "source": "corbett-heights-context-statement",
    "note": "The 1976 city architectural survey rated buildings 0 to 5, 5 highest, and was never adopted as a register of historic resources."
  }
}