{
  "address": "4553–4565 18th Street, San Francisco, CA 94114",
  "path": "/san-francisco/castro/18th-street/4553/",
  "apn": "2691047",
  "block": "2691",
  "lot": "047",
  "eas_baseid": "344279",
  "coordinates": {
    "lat": 37.760289,
    "lng": -122.440664
  },
  "address_range": "4553–4565",
  "street_numbers_on_parcel": [
    "4553",
    "4555",
    "4557",
    "4559",
    "4561",
    "4563",
    "4565"
  ],
  "parcel": {
    "year_built": 1900,
    "units": 11,
    "stories": 3,
    "lot_area_sqft": 9075,
    "building_area_sqft": 13179,
    "lot_depth_ft": 21,
    "use": "Multi-Family Residential",
    "property_class": "Apartment 5 to 14 Units",
    "construction_type_code": "NA",
    "zoning": "RH-2",
    "supervisor_district": 8,
    "assessor_neighborhood": "Eureka Valley/Dolores Heights",
    "analysis_neighborhood": "Castro/Upper Market",
    "property_location_raw": "4565A4553 18TH                ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 1738002,
    "assessed_improvement_value": 1555194,
    "last_sale_date": "2003-05-30"
  },
  "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": "201304184887",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2013-04-18",
      "status_date": "2013-12-13",
      "estimated_cost": 1000,
      "revised_cost": 2000,
      "description": "voluntary structural strengthening. voluntary double ply existing shearwalls. work to be take place in rear bldg only.",
      "source": "sf-building-permits"
    },
    {
      "number": "201304043812",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2013-04-04",
      "status_date": "2013-04-26",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "rear bldg-refer to pa# 2012-1126-4776-correct the address to show work being done in 4553a 18th st.",
      "source": "sf-building-permits"
    },
    {
      "number": "201211264776",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2012-11-26",
      "status_date": "2013-04-26",
      "estimated_cost": 10800,
      "revised_cost": 10800,
      "description": "replace 19 windows size for size in-kind not visible from street with simonton vinyl l windows and 1 patio door. no rough opening changes, u-factor for all windows & patio door shall not exceed 0.40.",
      "source": "sf-building-permits"
    },
    {
      "number": "201211154355",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2012-11-15",
      "status_date": "2012-11-15",
      "estimated_cost": 12000,
      "revised_cost": 20000,
      "description": "replace kitchen cabinets and bathroom tiles; keep bath tub",
      "source": "sf-building-permits"
    },
    {
      "number": "201202285010",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2012-02-28",
      "status_date": "2012-03-16",
      "estimated_cost": 10000,
      "revised_cost": 10000,
      "description": "replace 13 windows & 2 patio doors, size for size, not visable from street with simonton double pane windows and u factor 0.40",
      "source": "sf-building-permits"
    },
    {
      "number": "201201051783",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2012-01-05",
      "status_date": "2013-11-27",
      "estimated_cost": 45000,
      "revised_cost": 150000,
      "description": "one unit:remodel extg 2 story sfd located in mid block open space. remodel includes new kitchen and baths. new windows and doors new ground floor conditioned area. new interior stairs.",
      "source": "sf-building-permits"
    },
    {
      "number": "201111088499",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2011-11-08",
      "status_date": "2013-11-27",
      "estimated_cost": 58000,
      "revised_cost": 150000,
      "description": "rear bldg - remodel to (e) 2 story include kitchen & baths @ 2nd floor, new windows & doors, new ground floor conditioned area including two new bedrooms & two baths, new interior stairs, remove exterior stairs @ rear.",
      "source": "sf-building-permits"
    },
    {
      "number": "200806114154",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2008-06-11",
      "status_date": "2008-06-11",
      "estimated_cost": 6500,
      "revised_cost": 6500,
      "description": "replace kitchen cabinets and countertop. remove old carpet and refinish existing floor and painting the walls.",
      "source": "sf-building-permits"
    },
    {
      "number": "200309043893",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2003-09-04",
      "status_date": "2012-11-21",
      "estimated_cost": 33000,
      "revised_cost": 33000,
      "description": "replace siding and window w/vynal siding & windows on rear of bldg",
      "source": "sf-building-permits"
    },
    {
      "number": "200303260674",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2003-03-26",
      "status_date": "2004-03-04",
      "estimated_cost": 650,
      "revised_cost": 1500,
      "description": "to repair existing stairs, (2 sets) like kind, repair in kind",
      "source": "sf-building-permits"
    },
    {
      "number": "9926596",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1999-12-20",
      "status_date": "2000-04-20",
      "estimated_cost": 650,
      "description": "install 2 vinyl windows in existing frames, no structural ch",
      "source": "sf-building-permits"
    },
    {
      "number": "9402361",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1994-02-14",
      "status_date": "1994-10-04",
      "estimated_cost": 9350,
      "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=4553",
      "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=2691047&$order=closed_roll_year%20DESC&$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=2691&lot=047",
      "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=2691047",
      "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 2 of 5",
    "apn_as_surveyed": "block 2691, lot 33, 35",
    "style": "Flats",
    "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. Built as two attached dwellings before 1900 and converted to flats by 1905. Shown on the 1900 and 1905 Sanborn maps as a dwelling built for more than one household, still standing but altered."
  }
}