{
  "address": "21–25 Landers Street, San Francisco, CA 94114",
  "path": "/san-francisco/castro/landers-street/21/",
  "apn": "3544030",
  "block": "3544",
  "lot": "030",
  "eas_baseid": "358896",
  "coordinates": {
    "lat": 37.767395,
    "lng": -122.427506
  },
  "address_range": "21–25",
  "street_numbers_on_parcel": [
    "21",
    "23",
    "25"
  ],
  "parcel": {
    "year_built": 1908,
    "units": 3,
    "stories": 3,
    "rooms": 15,
    "bathrooms": 3,
    "lot_area_sqft": 3123,
    "building_area_sqft": 4695,
    "use": "Multi-Family Residential",
    "property_class": "Flats & Duplex",
    "construction_type_code": "D",
    "zoning": "RM-1",
    "supervisor_district": 8,
    "assessor_neighborhood": "Mission Dolores",
    "analysis_neighborhood": "Castro/Upper Market",
    "property_location_raw": "0025 0021 LANDERS             ST0000"
  },
  "assessment": {
    "roll_year": 2025,
    "assessed_land_value": 169934,
    "assessed_improvement_value": 281166
  },
  "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": "1908",
    "in_article_10_11_historic_district": false,
    "source": "sf-planning"
  },
  "permits": [
    {
      "number": "201504294938",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2015-04-29",
      "status_date": "2015-04-30",
      "estimated_cost": 8000,
      "revised_cost": 8000,
      "description": "revision to pa 2015 0106 4992. replace (e) store room (garage) walls per plan. install water closet (toilet/sink) in garage.",
      "source": "sf-building-permits"
    },
    {
      "number": "M569567",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2015-03-17",
      "status_date": "2015-03-17",
      "revised_cost": 20,
      "description": "street space",
      "source": "sf-building-permits"
    },
    {
      "number": "M559227",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2015-02-12",
      "status_date": "2015-02-12",
      "revised_cost": 1,
      "description": "street space",
      "source": "sf-building-permits"
    },
    {
      "number": "201501236484",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2015-01-23",
      "status_date": "2015-05-13",
      "estimated_cost": 3000,
      "revised_cost": 3000,
      "description": "repair 300 sqft of garage slab inside building, no elevation changes, thickness of slab to match existing slab on grade.",
      "source": "sf-building-permits"
    },
    {
      "number": "201501064992",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2015-01-06",
      "status_date": "2015-07-15",
      "estimated_cost": 7500,
      "revised_cost": 7500,
      "description": "replace 3 existing posts and new foundation plus isolated footing on ground floor garage. replace parition wal with 2x6 per plans.",
      "source": "sf-building-permits"
    },
    {
      "number": "M545907",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2014-12-29",
      "status_date": "2014-12-29",
      "revised_cost": 1,
      "description": "street space",
      "source": "sf-building-permits"
    },
    {
      "number": "M542787",
      "type": "otc alterations permit",
      "status": "issued",
      "filed": "2014-12-12",
      "status_date": "2014-12-12",
      "revised_cost": 1,
      "description": "street space permit",
      "source": "sf-building-permits"
    },
    {
      "number": "201411030486",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2014-11-03",
      "status_date": "2015-05-13",
      "estimated_cost": 3500,
      "revised_cost": 7000,
      "description": "remove existing garage ceiling and replace with sheetrock. double 5/8\" sheet rock on ceiling and walls.",
      "source": "sf-building-permits"
    },
    {
      "number": "201410300304",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2014-10-30",
      "status_date": "2015-01-06",
      "estimated_cost": 8217,
      "revised_cost": 8217,
      "description": "install new steel ductwork in garage.",
      "source": "sf-building-permits"
    },
    {
      "number": "201407221768",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2014-07-22",
      "status_date": "2014-12-19",
      "estimated_cost": 10000,
      "revised_cost": 10000,
      "description": "remove and replace kitchen ceiling for new lights. remove and replace the countertop in the kitchen and wall repair for new wiring. lighting to comply with cec 150 k . provide 1 hour box recessed lights.",
      "source": "sf-building-permits"
    },
    {
      "number": "201106289061",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2011-06-28",
      "status_date": "2011-08-31",
      "estimated_cost": 25000,
      "revised_cost": 25000,
      "description": "reshingle 4'x12' repair and replace siding and waterproofing. replace 3 marvin dble hung windows with similiar marvin alum and exterior same size windows. 15 siding area 140 sf. rear of house. kitchen and dining rooms or all 3 floors, windows max ufactor .4",
      "source": "sf-building-permits"
    },
    {
      "number": "201104295017",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2011-04-29",
      "status_date": "2011-06-10",
      "estimated_cost": 500,
      "revised_cost": 500,
      "description": "replace (e) back door from 6'-8\"x2'-5\" to 7'-0\"x3'-0\" with a 4\"x16\" headers with solid studs on both sides.",
      "source": "sf-building-permits"
    },
    {
      "number": "200510286883",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2005-10-28",
      "status_date": "2005-12-14",
      "estimated_cost": 1,
      "revised_cost": 1,
      "description": "delete gypboard finish at porch area & install wood siding \"in kind\" alteration to appl#200509274064 dated 9/27/2005 for dry rot repair.",
      "source": "sf-building-permits"
    },
    {
      "number": "200509274064",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2005-09-27",
      "status_date": "2005-12-16",
      "estimated_cost": 1000,
      "revised_cost": 2500,
      "description": "repalce in ind dry rot at rar existing proch w/(ne) faming at 2nd & 3rd fls",
      "source": "sf-building-permits"
    },
    {
      "number": "200507268664",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "2005-07-26",
      "status_date": "2005-12-14",
      "estimated_cost": 50000,
      "revised_cost": 50000,
      "description": "remove (e) windows , aluminum siding from street facade, remove(e) asphalt shingles@ blind wall",
      "source": "sf-building-permits"
    },
    {
      "number": "9906875",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1999-04-09",
      "status_date": "1999-08-05",
      "estimated_cost": 1,
      "description": "repl rear stair way built of douglas fir & rebuild w/lumber",
      "source": "sf-building-permits"
    },
    {
      "number": "9906129",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1999-03-31",
      "status_date": "1999-09-30",
      "estimated_cost": 7500,
      "description": "repair replace rotten treads",
      "source": "sf-building-permits"
    },
    {
      "number": "9413007",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1994-08-15",
      "status_date": "1995-01-06",
      "estimated_cost": 500,
      "description": "add'l work to pa #9411025. remove ext siding.. repl w/plywd.",
      "source": "sf-building-permits"
    },
    {
      "number": "9411025",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1994-07-12",
      "status_date": "1995-01-12",
      "estimated_cost": 10000,
      "description": "remove & replace kitchen equipment & cabients,partition wall",
      "source": "sf-building-permits"
    },
    {
      "number": "9410781",
      "type": "additions alterations or repairs",
      "status": "complete",
      "filed": "1994-07-07",
      "status_date": "1995-01-06",
      "estimated_cost": 100,
      "description": "as built revisions to plan appln #9321169",
      "source": "sf-building-permits"
    },
    {
      "number": "9407001",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1994-05-03",
      "status_date": "1994-07-07",
      "estimated_cost": 250,
      "description": "dryrot repair",
      "source": "sf-building-permits"
    },
    {
      "number": "9402804",
      "type": "otc alterations permit",
      "status": "expired",
      "filed": "1994-02-22",
      "status_date": "1994-06-22",
      "estimated_cost": 500,
      "description": "bolt foundation",
      "source": "sf-building-permits"
    },
    {
      "number": "9321169",
      "type": "additions alterations or repairs",
      "status": "complete",
      "filed": "1993-12-02",
      "status_date": "1994-07-29",
      "estimated_cost": 3000,
      "revised_cost": 12000,
      "description": "horizontal",
      "source": "sf-building-permits"
    },
    {
      "number": "9122113",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1991-11-20",
      "status_date": "1991-12-12",
      "estimated_cost": 7595,
      "description": "installation of aluminum windows",
      "source": "sf-building-permits"
    },
    {
      "number": "8911306",
      "type": "otc alterations permit",
      "status": "complete",
      "filed": "1989-06-28",
      "status_date": "1990-06-07",
      "estimated_cost": 3350,
      "description": "re - roofing",
      "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=LANDERS&street_type=ST&address_number=21",
      "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=3544030&$order=closed_roll_year%20DESC&$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=3544&lot=030",
      "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=3544030",
      "retrieved": "2026-07-28"
    },
    {
      "id": "market-octavia-context-statement",
      "name": "Page & Turnbull, Inc., Historic Context Statement: Market and Octavia Neighborhood Plan Area, San Francisco, California, endorsed by the San Francisco Landmarks Preservation Advisory Board December 19, 2007",
      "query": "https://sfplanning.s3.amazonaws.com/archives/documents/4688-M%26O_Context-LPAB121907.pdf",
      "listing": "https://sfplanning.org/project/sf-histories-historic-context-statements#completed",
      "label": "Market & Octavia Historic Context Statement, adopted 2007",
      "retrieved": "2026-08-16"
    },
    {
      "id": "loc-sf-call-1908-07-17",
      "name": "The San Francisco Call, 17 July 1908, p. 15",
      "query": "https://chroniclingamerica.loc.gov/lccn/sn85066387/1908-07-17/ed-1/seq-15/",
      "retrieved": "2026-10-04"
    }
  ],
  "historic_survey": {
    "survey": "Market & Octavia Historic Context Statement (2007)",
    "source": "market-octavia-context-statement",
    "note": "One of the 98 residential buildings the survey counted as still standing in its Industrial Employment Study Area from the reconstruction of 1906–1909, the first wave of rebuilding after the earthquake and fire."
  },
  "historical_record": [
    {
      "date": "1908-07-17",
      "kind": "building contract",
      "description": "Demartini & Carranza contracted to put up a three-storey frame building, at $6,600.",
      "source": "loc-sf-call-1908-07-17"
    }
  ]
}